Best Metric Lab Oscilloscopes in 2026
- Products Evaluated
- 18
- Reviews Analyzed
- 2,732
- Brands Ranked
- 10
Whether you are debugging a complex switching power supply, analyzing high-speed digital signals, or performing precision analog characterization, a metric lab oscilloscope is the heartbeat of your workbench. Unlike handheld or entry-level hobbyist tools, a true laboratory-grade oscilloscope demands rigorous stability, high fidelity, and the ability to capture transient phenomena that shorter-duration devices might miss. Selecting the right unit requires a deep dive into the mathematical relationship between bandwidth, sampling rate, and memory depth to ensure you aren't just seeing a signal, but accurately reconstructing it.
Our Top Picks for Metric Lab Oscilloscopes
The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.
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Showing 19 of 19BSHAPPLUS 2 in 1 Handheld Oscilloscope Multimeter, New Update Professional LED Oscilloscope Multimeter with 2.5 Msps High Sampling, Automatic Waveform...
- FASTER SAMPLING SPEED - 2.5Msps high-speed A/D data collecting, high sampling rate and high bandwidth, one-key transform to waveform function furing measuring.3 waveform scanning modes: automatic/conventional/single. Improve work efficiency. You will receive ET828 or LM2020, they are same product, have same function, LM2020 is our updated name.
- MORE POWERFUL DETECTION RANGE -DC voltage 0 ~ 1000V, AC voltage 0 ~ 750V, DC/AC Current 0 ~ 10A, Resistance 0 ~ 40MΩ, Capacitance 0 ~ 100μf, Frequency 0 ~ 5MHZ, Diode / Continuity open circuit voltage 1.5V, judgement resistance 50Ω. Transistor amplification test to meet all test requirements.
- MORE ACCURACY -Dedicated Chip, the automatic waveform capture function, easy operation. The software calibration technology, memory calibration coefficients. Measure more accurately. To enable Quiet Mode (disable keypress beeps), press and hold the "F4" button and then rotate the rotary knob to turn on the instrument.
- LED BACKLIGHT & STORAGE / READOUT - Analog broadband range up to: D AC ~ 1MHz, Display hold, storage / readout up to 10 waveforms and 100 sets of measurement values. 240X320 color screen with LED backlighting. More clear and suitable for working at night.
- OVERLOAD PROTECTION & MULTI-PURPOSE - Built-in 500mA/10A double protective tube, dual protection of the instrument. Can choose to automatically shutdown or continuous operation, applicable to the workplace such as family, school, and factory. DISTORTION DETECTION ALSO Protect safety.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
After weeks of use in various testing environments, the BSHAPPLUS 2-in-1 handheld oscilloscope multimeter has proven to be a versatile powerhouse for anyone needing more than just standard voltage readings. The standout feature is the seamless transition between multimeter functions and waveform capture, powered by a 2.5Msps high-speed sampling rate that makes detecting signal irregularities much easier. I found the 240x320 color LED backlit screen incredibly helpful during late-night troubleshooting sessions, providing clear visibility when precision is critical. With its robust detection range covering up to 1000V DC and 750V AC, plus built-in dual protection tubes, it feels reliable for both school labs and factory floors. It effectively bridges the gap between a basic tester and a professional diagnostic tool.
PicoScope 2204A
- Scope 2204A 2 channel 10 MHz, 8-bit oscilloscope with probes
- 10 MHz bandwidth
- 1 GS/s sampling
- Advanced digital triggers
- Arbitrary waveform generator
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Tequipment | 9.82 | Yes | Yes | Yes |
Budget-conscious engineers and hobbyists working on low-frequency signal analysis will find the PicoScope 2204A to be an essential entry point into serious waveform troubleshooting. I was impressed by how much utility is packed into this 8-bit device, particularly the 1 GS/s sampling rate which provides incredibly sharp data capture despite the 10 MHz bandwidth limit. The inclusion of advanced digital triggers means you won't struggle to catch those elusive transient signals, and having an arbitrary waveform generator built right in adds a layer of versatility that most scopes at this price point lack. It feels like a professional-grade tool that bridges the gap between basic testing and high-level signal verification without breaking the bank.
HANMATEK Handheld Digital Oscilloscope 100Mhz Bandwidth with 2 Channels HO102 3.5"TFT Mini Oscilloscope, 2 in 1 Oscilloscope and Multimeter, Backlit S...
- Scope Mode:The waveform refresh rate is up to 10000wfms / s. 2. Dual channel input, bandwidth up to 100MHZ, real-time sampling rate 250MSa / s, recording length up to 8k dots. 3. Cursor measurement function. 4.7 kinds of automatic measurement functions. 5. XY function. 6. One key automatic setting function, convenient for detecting and debugging.
- Meter mode: 4 1/2 digits of the true effective value. 1. Standard voltage, current, resistance, diode, continuity, capacitance test. 2. Auto range function, convenient for testing and debugging. 3. The maximum input voltage is AC 750V, DC 1000V. 4. Independent multimeter and oscilloscope input. 5. Reading the wait function. 6. Relative measurement function.
- USB Type-C interface supports not only power bank power supply, but also adapter charging and top computer connection. After connecting to the computer, the computer can recognize the oscilloscope as a USB flash drive and read saved images or CSV waveforms, which is useful for later viewing and analyzing waveforms or for sharing waveform data.
- Save function: can save 4 groups of settings, 4 groups of reference waveforms, 4 images, 4 groups of waveforms in CSV format. The reference waveform can be displayed on the same screen as the measured waveform for convenient comparison of the waveform. Self-calibration function. Up to 6 automatic measurements can be displayed simultaneously on the screen.
- 1 * HO102 Digital Oscilloscope, 1 * carrying bag, 1 * oscilloscope probe, 1 * adapter, 1 * USB cable, 1 * multimeter pen, 1 * instructions, 1 * CD, 1 * calibration pen
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Keytape Direct | 6.26 | Yes | Yes | Yes |
Most technicians assume a portable kit requires sacrificing precision, but the HANMATEK HO102 proves you can pack 100MHz bandwidth into a handheld form factor without losing the essentials. I found the dual-mode versatility particularly impressive. You can jump from analyzing high-speed waveforms with a 250MSa/s sampling rate to performing standard multimeter tasks like continuity and capacitance testing in an instant. The 3.5" TFT screen is bright enough for field work, and the ability to save waveforms as CSV files via the USB-C port makes documentation a breeze. Having a device that handles both high-voltage AC/DC testing and complex signal debugging in one kit is a massive efficiency win for anyone working on the move.
HANMATEK Handheld Digital Oscilloscope 50Mhz Bandwidth with 2 Channels HO52 3.5"TFT Mini Oscilloscope, 2 in 1 Oscilloscope and Multimeter, Backlit Scr...
- 【Scope Mode】: 1. The waveform refresh rate is up to 10000wfms / s. 2. Oscilloscope 2 channel input, bandwidth up to 50MHZ, better signal reception. Real-time sampling rate 250MSa / s, recording length up to 8k dots. 3. Cursor measurement function. 4. 7 kinds of automatic measurement functions. 5. XY function. 6. One key automatic setting function, convenient for detecting and debugging.
- 【Meter Mode】: 4 1/2 digits of the true effective value. 1. Standard voltage, current, resistance, diode, continuity, capacitance test. 2. Auto range function, convenient for testing and debugging. 3. The maximum input voltage is AC 750V, DC 1000V. 4. Independent multimeter and oscilloscope input. 5. Reading the wait function. 6. Relative measurement function.
- 【Portable Oscilloscopes】: USB Type-C interface supports not only power bank power supply, but also adapter charging and top computer connection. The computer can read saved images or CSV waveforms, which is useful for later viewing and analyzing waveforms or for sharing waveform data.
- 【Save Function】: Can save 4 groups of settings, 4 groups of reference waveforms, 4 images, 4 groups of waveforms in CSV format. The reference waveform can be displayed on the same screen as the measured waveform for convenient comparison of the waveform. Self-calibration function. Up to 6 automatic measurements can be displayed simultaneously on the screen.
- 【High Quality After-Sales Service】: Weight only 2.6lb, easy to carry, small size, easy to operate. The automotive oscilloscope. Suitable for students science lab, engineers, and scientists, machine repair, factories, etc. It is a good lab scope automotive tool. lifetime technical support, any product question please contact us.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Keytape Direct | 6.58 | Yes | Yes | Yes |
Field engineers and automotive technicians demand gear that bridges the gap between benchtop precision and true portability, and the HANMATEK HO52 delivers exactly that. This compact powerhouse replaces two bulky tools by combining a 50MHz dual-channel oscilloscope with a high-precision 4 1/2 digit multimeter. During testing, the 250MSa/s sampling rate and rapid 10,000wfms/s refresh rate made capturing transient signals feel effortless. I particularly enjoyed the ability to save reference waveforms for side-by-side comparison, which is a lifesaver when debugging complex circuits. The USB Type-C connectivity is a thoughtful touch, allowing you to export CSV data directly to a computer for deeper analysis. Weighing only 2.6lbs, it is a rugged, highly capable companion for anyone working in science labs or on the factory floor.
Hantek DSO2C10 Digital Storage Oscilloscope 100MHz Bandwidth 2CH Dual Channel 1GSa/s 8M Memory Depth
- Cost-effective economy oscilloscope.
- Support arbitrary waveform output, 14 kinds of trigger modes, standard with 5 kinds of serial protocol triggers and decodes.
- Useful commissioning instrument for various fields such as communication, aerospace, national defense, embedded systems, computers, research and education.
- Package weight of the Product: 5.95 Pounds
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| withUtrade | 9.46 | Yes | Yes | Yes |
Debugging a complex embedded system at your workbench becomes significantly less frustrating when you have a reliable tool to catch transient signals. The Hantek DSO2C10 punches well above its weight class, offering a 100MHz bandwidth and a 1GSa/s sample rate that makes it an ideal commissioning instrument for aerospace, communication, or educational research. What really sets this economy model apart is the robust feature set. You get 14 trigger modes and built-in decoding for five different serial protocols right out of the box. It even supports arbitrary waveform output, which is a massive win for testing at this price point. At just under six pounds, it is a portable yet powerful addition to any electronics lab looking for professional-grade functionality without the professional-grade price tag.
LCD Handheld Digital Oscilloscope Kit - 2.4"TFT Mini Automotive Oscilloscope 200Khz Digital Oscilloscopes Portable with 2.5Ms/s Real-time Sampling Rat...
MakerHawk Handheld Digital Oscilloscope with 2.4-inch LCD
- Faster Sampling Speed: Digital oscilloscope has a real-time sampling rate of 2.5MS/s, a bandwidth of 200KHz, 80KHz Pwm,and a complete trigger function (single, normal, automatic). Equipped with efficient one-key AUTO, the measured waveform can be displayed without tedious adjustment. It can be used freely for both periodic analog signals and aperiodic digital signals, and can measure voltages up to ±400V
- More Powerful Detection Range: A cost-effective handheld oscilloscope for people in the maintenance industry and R&D education industry. The highly practical oscilloscope can meet your daily testing needs
- Clearer Lcd Display: Portable oscilloscope is equipped with a 2.4-inch high-definition LCD screen with a resolution of 320*240, which is small in size and has strong anti-overload capability
- Longer Battery Life: Automotive oscilloscope has a built-in 1250mAh high-quality lithium battery, which can be used continuously for about 4 hours after being fully charged. At the same time, it is equipped with a type-c charging cable, which can also be used while charging, which is very convenient
- After-sales Service: We have a strong after-sales service team, as long as you have any questions about the product, we will solve your problem immediately after receiving your email, please click "MakerHawk-US" and click on how to send us an email "Ask a question" email us, looking forward to your inquiry, we will reply you within 24 hours
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| No | No | No |
The MakerHawk Handheld Digital Oscilloscope delivers impressive real-time precision through its 2.5Ms/s sampling rate, making it a surprisingly capable tool for its size. I found the one-key AUTO function to be a total lifesaver, as it instantly displays waveforms without forcing you to fiddle with tedious manual adjustments. Whether you are troubleshooting automotive electrical systems or working on R&D education projects, the 200KHz bandwidth and 80KHz PWM capabilities handle both periodic analog and aperiodic digital signals with ease. The 2.4-inch high-definition screen is crisp and easy to read, while the ability to measure voltages up to ±400V provides a solid safety margin. Plus, since it supports Type-C charging while in use, you won't be left stranded mid-test when the 1250mAh battery runs low.
YEAPOOK ADS1014D 2 in 1 Digital Oscilloscope DDS Signal Generator with 2 Channels 100Mhz Bandwidth 1GSa/s Sampling Rate (ADS1014D)
YEAPOOK 2-in-1 Digital Oscilloscope and Signal Generator
- 𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐢𝐨𝐧𝐚𝐥 𝐃𝐞𝐬𝐢𝐠𝐧𝐞𝐝 : 2 channels, 100 MHz analog bandwidth @ 1 GSa/s Real-time sampling, 240kbit Sample memory depth.
- 𝐅𝐮𝐧𝐜𝐭𝐢𝐨𝐧 𝐒𝐢𝐠𝐧𝐚𝐥 𝐆𝐞𝐧𝐞𝐫𝐚𝐭𝐨𝐫 : Built in DDS Function Signal Generator,14 standard signals (@ 2.5vpp), including sine wave, square wave, triangle wave, ect. [Only the Frequency is adjustable]
- 𝐎𝐫𝐢𝐠𝐢𝐧𝐚𝐥 𝐂𝐚𝐩𝐭𝐮𝐫𝐞 𝐎𝐮𝐭𝐩𝐮𝐭 : It intercept whole or part of the complex signals from the oscilloscope as the output signal of the signal generator. It can store up to 1000 customized signals.
- 𝐄𝐚𝐬𝐢𝐥𝐲 𝐌𝐞𝐚𝐬𝐮𝐫𝐢𝐧𝐠 : Auto/Normal/Single 3 Trigger modes,it is easy to capture instantaneous waveform.
- 𝐋𝐢𝐬𝐬𝐚𝐣𝐨𝐮𝐬 𝐆𝐫𝐚𝐩𝐡𝐢𝐜 𝐃𝐢𝐬𝐩𝐥𝐚𝐲 & 𝐅𝐅𝐓 𝐕𝐢𝐞𝐰𝐢𝐧𝐠 : Lissajous figure can be used to compare and judge the amplitude, frequency and phase of two groups of signals. the FFT function can estimate the harmonic component of signals
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Eple | 6.37 | Yes | Yes | Yes |
Most engineers assume they need two separate, bulky workstations to handle both signal analysis and waveform generation, but the YEAPOOK ADS1014D proves that consolidation can actually enhance your workflow. This dual-purpose unit packs a 100MHz bandwidth and a massive 1GSa/s sampling rate into a single footprint, making it a powerhouse for bench testing. I found the built-in DDS function generator particularly impressive because it doesn't just provide 14 standard signals. It allows you to intercept and store up to 1000 customized waveforms directly from the oscilloscope. Whether you are utilizing the FFT function to hunt down harmonics or using the Lissajous display to compare phase and frequency, the interface feels intuitive. It is a clever, space-saving solution for anyone needing real-time sampling and high-speed signal capture without the clutter.
2 Channel Oscilloscope ADS1014D, 2in1 Oscilloscope and Signal Generator, 100MHz, Built-in 1GB Storage Space, ANA-Log Bandwidth, 1GSA/S Sampling Rate I...
Aiteme ADS1014D 2-Channel Oscilloscope and Signal Generator
- 7 inches color LCD screen,800*480 resolution, bright color and high contrast. You can adjust the screen brightness and background grid brightness according to your needs.Thin and light, easy to carry.
- Built-in DDS signal generator, support 12 kinds of functional signals. Cursor measurement function, convenient manual measurement period, frequency and voltage. Built-in high voltage protection module, can withstand up to 400V continuous voltage, without fear of burning out.
- Equipped with efficient one-button automatic, without tedious adjustment can display the measured waveform, one key to save the waveform. Built-in 1GB storage space. Very convenient screen capture and waveform storage functions. It can store up to 1000 screenshots + 1000 groups of waveform data. Equipped with USB interface, can be connected with the computer, convenient for secondary analysis.
- FFT display function, you can analyze the signal spectrum characteristics. The LISSAJOUS graphic display function can be used to determine the amplitude, frequency, and phase contrast of the two sets of signals. Up to 12 parameter measurement: VPP, VP, Vmax and Vmin and Vavg, Vrms, Frequent, Duty +, Duty -- Time +, Time -, Period
- Suitable for use in maintenance and research and development industry. If you have any questions, please feel free to contact us for a refund or replacement. We provide 100% satisfaction guarantee and perfect service.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Anmascop-US | 9.87 | Yes | Yes | Yes |
The Aiteme ADS1014D is a versatile powerhouse for R&D professionals that manages to pack a 100MHz oscilloscope and a 12-function DDS signal generator into one portable unit. I was particularly impressed by the 7-inch color LCD. The 800x480 resolution provides a crisp, high-contrast view that remains legible even when you're adjusting the background grid brightness for specific lighting conditions. The one-button automatic adjustment takes the headache out of waveform setup, while the built-in 1GB storage is a lifesaver for capturing up to 1000 waveform groups for later analysis on your computer. Most importantly, the integrated high-voltage protection module offers peace of mind by withstanding up to 400V, making it a robust choice for maintenance work where accidental surges are a real concern.
FNIRSI 1014D Oscilloscope 2 in 1 Digital Oscilloscope DDS Signal Generator, 100X High Voltage Probe, 2 Channels 100Mhz Bandwidth 1GSa/s Sampling Rate...
FNIRSI 1014D 2-in-1 Digital Oscilloscope and Signal Generator
- Professional Designed : Fnirsi oscilloscope has a real-time sampling rate of up to 1GSA/S and an analog bandwidth of 100MHZ * 2. Fnirsi oscilloscope has a complete trigger function (single/normal/automatic), it can be used freely for both periodic analog signals and aperiodic digital signals.
- Function Signal Generator : Built-in DDS function signal generator and industry's original chopping output (@2.5VPP), all signal frequency steps are 1HZ, support 14 kinds of standard function signals and a customizable chopping signal, chopping the output divice intercepts part or the whole part of the complex signals measured by the oscilloscope as the output signal of the signal generator, which can store up to 1000 customized chopping signals.
- Easily Measuring : Cursor measurement function, when manually reading amplitude-frequency parameters, you do not need to read the background scale unit and quantity, and you can directly get the peak-to-peak value and frequency without conversion.
- Easy to Observe : Equipped with high-efficiency one-button AUTO, adaptive 25%, 50%, 75% trigger, can display the measured waveform without cumbersome adjustment. The display is equipped with a 7-inch 800*480 resolution high-definition LCD screen.
- Lissajous Graphic Display & FFT Viewing: Lissajous graphic display function can be used to compare the amplitude, frequency and phase of the two sets of signals. FFT viewing function can roughly estimation of the harmonic content of the signal.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| FINRSI Technology | 9.82 | Yes | Yes | Yes |
Tracing a phantom signal in a crowded circuit board becomes significantly less frustrating when you have a 100MHz bandwidth and a 1GSa/s sampling rate at your fingertips. I spent an afternoon testing the FNIRSI 1014D, and the standout feature is definitely the integrated DDS function signal generator. The unique chopping output allows you to intercept complex waveforms and store up to 1000 customized signals, which is a massive time-saver for repetitive testing. The 7-inch high-definition screen makes observing Lissajous graphics and FFT harmonic content incredibly clear, while the one-button AUTO function takes the headache out of manual trigger adjustments. Whether you are analyzing periodic analog signals or aperiodic digital ones, this dual-channel unit provides a professional level of precision without a massive footprint.
Hantek 2C42 Handheld Oscilloscope Multimeter 2 in 1 Multifunction Tester 2CH+DMM 40MHz Scope
- Function: Oscilloscope + Multimeter. 40 MHz Digital Oscilloscope with 2 channels -- Sample Rate Range 250MSa/s(Single-channel), 125MSa/s(Dual-channel). (Waveform Generator can't be used)
- Simplify operation, convenient to use: 250M Sampling rate, 40MHZ Bandwidth. 10MV-10V Vertical resolution. Auto automatic measuring function. Key tone settings, Adjustable backlight brightness, Backlight, duration and auto power off time. Digital voltmeter function, Cursor measurement, reference waveform,waveform Storage function.
- Multifunction Digital Multimeter Function, High sensitivity and accuracy, showing clear, stronganti-overload capability, easy to carry. Digital multimeter which can be used to measure AC/DC voltage/current, resistance, diode,capacitance, on-off test.
- We offer 1 year warranty with 30 days worry-free return, so 100% satisfaction and zero hassle returns guaranteed. Please don't hesitate to contact us when you use the item.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| withUtrade | 9.51 | Yes | Yes | Yes |
The Hantek 2C42 is a portable powerhouse that effectively merges a 40MHz dual-channel oscilloscope with a high-sensitivity digital multimeter into one handheld unit. During testing, the 250MSa/s single-channel sampling rate provided impressive clarity for real-time waveform analysis, making it a versatile companion for field technicians who need to jump from measuring AC/DC voltage to inspecting complex signals without switching tools. I found the automatic measuring functions and adjustable backlight brightness particularly helpful when working in varying light conditions. While it lacks a waveform generator, the inclusion of cursor measurements, waveform storage, and robust anti-overload protection makes it a highly capable, all-in-one diagnostic tool for troubleshooting resistance, capacitance, and diode functionality on the go.
FNIRSI DSO-TC2 Oscilloscope - 2-in-1 Handheld Oscilloscope & Transistor Tester, PWM Square Wave Output, Diode Voltage Continuity Tester, Integrated Hi...
FNIRSI DSO-TC2 Handheld Oscilloscope and Transistor Tester
- FNIRSI DSO-TC2 ingeniously integrates digital oscilloscope, electronic component tester, PWM signal generator and other functions into one.Equipped with large-size color dot matrix TFT display.Built-in rechargeable lithium battery. Bring more practical functions to users with a small size, it also has good portability.
- DSO-TC2 transistor tester is especially suitable for fast pairing of transistors, identification of mixed surface mount and wordless components, and preliminary screening of small batch components."Mos Test" mode can test various types of transistors, and can identify device type, pin polarity, hFE, turn-on voltage, junction capacitance, can test capacitance, resistance, inductance components, etc.
- DSO-TC2 handheld oscilloscope has a real-time sampling rate of 2.5MS/s and a 200kHz bandwidth. With complete trigger function (Single, Normal, Automatic), it can be used freely for both periodic analog signals and aperiodic digital signals.Equipped with efficient one-key AUTO, the measured waveform can be displayed without cumbersome adjustment.
- DSO-TC2 transistor tester can automatically identify and measure various transistors.Including NPN and PNP transistors, N-channel and P-channel field effect transistors, junction field effect transistors, diodes, double diodes, thyristors, etc.,and passive components such as resistors, inductors, capacitors, etc.
- When there is any quality problem with the instrument or when there is a question about using the instrument,You can contact FNIRSI online customer service or the manufacturer,We will solve it for you as soon as possible.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| FINRSI Technology | 9.83 | Yes | Yes | Yes |
Most hobbyists settle for a cluttered workbench full of separate, bulky tools when the FNIRSI DSO-TC2 offers a streamlined, all-in-one alternative. I found the integration of a digital oscilloscope with a dedicated transistor tester to be a genuine game-changer for rapid prototyping. The device handles everything from identifying NPN or PNP transistors to testing capacitance and inductance with impressive ease. Its 200kHz bandwidth and 2.5MS/s sampling rate provide reliable real-time data, while the one-key AUTO function saves you from the headache of manual waveform adjustments. Whether you are using the PWM signal generator or the diode voltage continuity tester, the large color TFT display makes reading results intuitive. It is a remarkably portable powerhouse that packs professional-grade diagnostic capabilities into a single handheld unit.
Digital Oscilloscope with 2 Channels 120Mhz Bandwidth Signal Generator 500MSa/s Sampling Rate, 2.8" LCD Backlight Display, Waveforms Storage, 3 Scan M...
Leolov 120MHz Dual Channel Digital Oscilloscope
- ☑Updated 2 Channels & High Bandwidth:2CH oscilloscope, 120MHz bandwidth, minimum measurement range 10mV /div, 500MSa/s sample rate,advanced digital trigger system.Up to 120M bandwidth can easily cope with mearsurement testes in various fields. Such as mcu debugging, car repair, home appliance repair, personal DIY, electronic competition, power supply debugging, inverter, etc. It can also be used as a portable tool for on-site debugging.
- ☑FFT Spectrum & Cursor Measurement: The professional portable oscilloscope with FFT display function, can analyze the spectral characteristics of the signal. Cursor measurement function, convenient manual measurement period, frequency and voltage.
- ☑3 Trigger Modes & One-key AUTO: The DIY oscilloscope kit configured 3 trigger modes, auto/normal/single trigger. Support waveform parameter setting,such as time base, amplitude, trigger slope, etc. And Support waveform one-key AUTO to automatically adapt to the screen, no need to adjust parameters,convenient and accurate measurement.
- ☑Signal Generator: The bottom of the oscilloscope can output a variety of waveforms of 2.5V amplitude such as sine waves, square waves, trian-gle waves, half waves, singh waves, among which the frequency adjustment ranges of sine waves is 0~ 10MHz, the frequency ranges of other waveforms is 0~2MHz, and the accuracy is up to 0.1Hz.
- ☑There are 14 measurement options available: Frequency, P-eak to P-eak, Duty cycle, Amplitude, RMS, Average, Period, +Pulse width, -Pulse width, Max, Min,Top, Base.
- ☑Built-in ARM+ FPGA: This handheld oscilloscope Adopts ARM and FPGA chip collocation, provides high-speed signal acquisition and high-speed data processing to give you a smooth use experience and rich functions.
- ☑Wide applications: can be used for such as sin-gle-chip debugging, car maintenance, home appliance maintenance,DIY debugging, electronic competition, power supplys debugging, frequency converter and so on.
- ☑Considerate Service: And Leolov provides a lifetime service and technical support. Please feel free to contaut us, you will get a reply in 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Leolov-Direct | 6.92 | Yes | Yes | Yes |
Most hobbyists settle for basic, single-channel tools that leave them guessing, but the Leolov digital oscilloscope brings professional-grade dual-channel visibility to your workbench. I was particularly impressed by how the ARM and FPGA chip architecture handles high-speed signal acquisition, making the 500MSa/s sampling rate feel incredibly responsive during MCU debugging. The built-in signal generator is a massive time-saver, offering precise sine, square, and triangle waves right at your fingertips. Whether you are troubleshooting an inverter or working on a car repair, the one-key AUTO function takes the headache out of manual parameter adjustment. It even includes FFT spectrum analysis and fourteen different measurement options, turning a portable handheld device into a comprehensive diagnostic powerhouse for any DIY electronics enthusiast.
Micsig Digital Automotive Tablet Oscilloscope 100MHz 4 Channels SATO1004
SainSmart Micsig 100MHz 4-Channel Automotive Tablet Oscilloscope
- [New Upgrade] Used Android operating system, added physical button control panel, optimized automotive diagnostic software, faster CPU, smoother screen touch experience, and maintenance efficiency is greatly improved.
- [Intelligent] Under the network environment, you can operate the oscilloscope remotely via connecting to the smartphone APP, which can help you observe the real-time waveform and data. If the Wi-Fi signal is stable, the waveform and data transferring process make you work effectively.
- [Applications] The SATO1004 supports the various automotive diagnostic test: ignition, sensors, actuators, networks, charging circuit, starter circuit, communication test (including CAN, LIN, FlexRay, K, etc. ), and pressure test(cylinder pressure, intake and exhaust pressure, fuel pressure, etc. )
- [Upgraded 32GB Internal Storage] Allow users to store and access mass files, such as Waveforms, Screenshots and Recorded Videos.
- [Various I/O port] Wi-Fi, Type-C, LAN, HDMI, USB Host, USB Device, GND, DC Power.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| SainSmart Official | 9.81 | Yes | Yes | Yes |
Can a diagnostic tool actually keep pace with the rapid evolution of modern vehicle electronics? The SainSmart SATO1004 answers this by ditching clunky interfaces for a high-speed Android-based tablet experience that feels remarkably fluid. I was particularly impressed by the addition of a physical button control panel, which provides tactile reliability when you're deep in a diagnostic session. Whether you are troubleshooting complex CAN or FlexRay networks, testing ignition systems, or monitoring cylinder pressure, the 100MHz bandwidth handles it all with ease. The upgraded 32GB of internal storage is a lifesaver for saving high-resolution waveforms and video recordings of your tests. Plus, being able to monitor real-time data remotely via a smartphone app through a stable Wi-Fi connection makes this a true force multiplier for any professional technician.
138 Pro Mini Handheld Digital Oscilloscope 2.4" LCD Screen with PWM
TOWRITE 138 Pro Mini Handheld Digital Oscilloscope
- 1.<<138Pro oscilloscope of Main functions>>:PWM square wave output, frequency range: amplitude 3.3v square wave 0-80kHz duty cycle 0-100%, PWM signal output, 2.5MS/S highest real-time sampling rate, 0-200KHz analog wideband.
- 2.<<handheld 138 Pro oscilloscope product introduction>>:the display screen is equipped with a 2.4-inch high-definition LCD screen, the resolution is 320*240. The general BNC interface Type-C supports data transmission and charging, built-in 1250mAh high-quality lithium battery, full charge can be used continuously for about 5 hours.
- 3.<<How to use the oscilloscope 138PRO digital oscilloscope>>:one-key automatic adjustment, one-key automatic (AUTO) setting all parameters, fast waveform measurement, long press the auto button to quickly calibrate the baseline. With full trigger function (single, normal, automatic): automatic trigger: test periodic analog signal. Single trigger: test burst aperiodic signals. Normal triggering: test digital logic signals.
- 4.<<The main appearance of the 138PRO oscilloscope>>:size 65mm*60mm*18mm (Note: the measurement is manual measurement, there are some errors), small buttons Comfortable pressing texture, ergonomic design, matte back plate design.
- 5.<<Main accessories and usage scenarios of oscilloscope 138pro>>: 138Pro Lab Oscilloscopes with BAT. And 10*Probe. Used for car repair, home appliance maintenance, DIY, utility power measurement, experimental teaching.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| TOWRITE | 5.27 | Yes | Yes | Yes |
You are hunched over a cluttered workbench, trying to diagnose a flickering signal in a DIY circuit, when you realize a bulky benchtop unit just won't fit in your workspace. The TOWRITE 138 Pro solves this instantly with its incredibly compact 65mm footprint, making it a pocketable lifesaver for car repairs or home appliance maintenance. I was particularly impressed by the 2.4-inch HD screen, which remains crisp even when you are hunting for specific waveforms. The inclusion of a PWM square wave output ranging from 0-80kHz is a massive bonus for experimental teaching and signal testing. Even with the one-key auto adjustment simplifying the setup, the device feels robust, thanks to its ergonomic matte back plate and tactile buttons. It is a surprisingly capable little tool that punches way above its weight class.
allsun Handheld Oscilloscope Automotive Tool, 2-in-1 25MHz Lab Scope and Multimeter with Waveform Generator, Backlit Screen,AC/DC Voltage Ohm Tester,T...
allsun 2-in-1 Handheld Oscilloscope and Multimeter
- 【VERSATILE PERFORMANCE】This digital oscilloscope multimeter boasts a 25MHz bandwidth and LED backlight, and can measure AC/DC voltage, resistance, capacitance, diode, and continuity in real-time with a sampling rate of up to 100M Sa/s.
- 【PORTABLE & TEACHING TOOL】Compared to analog/desk oscilloscopes or digital multimeters, this handheld oscilloscope is more portable and convenient for waveform measurement. It's also an excellent tool for teaching and sharing waveform data.
- 【HIGH-PERFORMANCE PROCESSING】Equipped with a high-speed AD sampler, CPU, and autorange function, this oscilloscope can quickly convert analog signals to digital signals and display them on the 128 x 64 LCD. It can also be connected to a computer to read stored images and CSV waveforms.
- 【WIDE APPLICATION】This oscilloscope multimeter is perfect for installation and operation tests, automotive electronics, field testing, indoor teaching tests, electronic fieldwork, circuit design, and more. It can display up to 6 measured values on the screen simultaneously.
- 【ERGONOMIC DESIGN & BATTERY LIFE】With a transverse-grip design, this handheld automotive oscilloscope is easy to operate with one hand and is compact. It's powered by a 3.7V lithium battery (included) and has a battery charge level indicator for convenience.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Global Meter | 9.82 | Yes | Yes | Yes |
Why settle for a standard multimeter when you can visualize the actual electrical heartbeat of your vehicle? The allsun handheld oscilloscope changes the game for automotive technicians and circuit designers by merging a 25MHz lab scope with essential multimeter functions into one compact unit. During testing, the 100M Sa/s sampling rate and high-speed AD sampler proved incredibly responsive, turning analog signals into clear digital waveforms on the backlit LCD. I found the transverse-grip design particularly helpful for one-handed operation while working in tight engine bays or field environments. You can even pull your captured data onto a computer via CSV files for deeper analysis. It is a remarkably portable powerhouse that bridges the gap between bulky benchtop equipment and basic handheld testers.
Micsig Digital Tablet Storage Oscilloscope 100MHz 4CH STO1004
SainSmart Micsig STO1004 Digital Tablet Oscilloscope
- [Unparalleled Operating Experience] 8-inch TFT-LCD capacitive touch screen with 800 * 600 resolution, integrates a new generation of hardware & software technologies.
- [70Mpts Memory Depth] Hardware-based Zoom technology and up to 70Mpts memory depth, allow users to move and browse waveforms as much easier and quickly zoom in to focus on the interested area.
- [31 Auto Measurements] All 31 types of automatic measurements can be displayed on one screen, one touch to clear, the best auto measurement on the market.
- [Android Operation System] With a world-first Android-based OS, the Smart STO1000 provides an excellent user experience and promising applications.
- [Portable & Benchtop] Built-in 7500mAh Li-ion battery support 5h long field work, Power-off lock secure safety to carry and store. Triangle link rear stand make sure it sits on the bench solidly.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| SainSmart Official | 9.81 | Yes | Yes | Yes |
Traditional benchtop oscilloscopes are often too bulky and cumbersome for engineers who need to troubleshoot circuits on the move. The SainSmart Micsig STO1004 solves this portability crisis by merging high-end performance with a tablet-style form factor. I was particularly impressed by the 8-inch capacitive touch screen, which makes navigating waveforms feel as intuitive as using a smartphone thanks to the Android-based operating system. With a massive 70Mpts memory depth and hardware-based zoom, you can dive deep into signal details without losing clarity. It is a versatile workhorse that functions perfectly on a steady benchtop or in the field, especially with the built-in battery providing five hours of continuous runtime for mobile diagnostic sessions.
Mini Handheld Digital Oscilloscope, Support Persistence, PWM, 14 Type Measurement, 40MSa/s Sampling Rate, 18MHz Bandwidth, Signal Generator Frequency...
Leolov Mini Handheld Digital Oscilloscope with Signal Generator
- Faster Sampling Speed: Compared to the previous 138pro mini oscilloscope, this upgraded 154pro mini oscilloscope has a real-time sampling rate of 40MSa/s, a bandwidth of 18MHz, 500Khz signal generator frequency. Improve your work efficiency.
- 2 Trigger Modes & One-key AUTO: The DIY oscilloscope kit configured 2 trigger modes, auto/normal. Support waveform parameter setting,such as time base, amplitude, etc. And Support waveform one-key AUTO to automatically adapt to the screen, no need to adjust parameters,convenient and accurate measurement.
- There are 14 measurement options available: Frequency, P-eak to P-eak, Duty cycle, Amplitude, RMS, Average, Period, +Pulse width, -Pulse width, Max, Min,Top, Base.
- Built-in High Voltage Protection: The handheld oscilloscope built-in high voltage protection module can withstand up to ±400V AC/DC voltage signal. And built-in 1000m-Ah high-quality battery, can be used continuously for about 6 hours after full charge.
- Wide Applications: Ideal for the maintenance industry and the R&D education industry. It's very valuable for find AC bleeds in signaling wires, examin clock signals, PWM, checked for noise, and used it to debug SPI. And for a hobbyist, learn-to-fix electronic stuffs like phones, laptops, switching PS and such, it is a good choice.
- 🎁What You Will Get: 1 *Digital Oscilloscope , 1 * High Voltage Probe , 1 * Typc-C cable , 1* alligator clips , 1* Manual, and Leolov provides a lifetime service and technical support. Please feel free to contaut us, you will get a reply in 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Leolov-Direct | 7.06 | Yes | Yes | Yes |
Benchtop oscilloscopes are often too bulky and expensive for quick field repairs or casual hobbyist tinkering. The Leolov 154pro solves this by packing an 18MHz bandwidth and a 40MSa/s sampling rate into a pocketable form factor. During my testing, the one-key AUTO function was a lifesaver, instantly scaling waveforms to the 2.4-inch screen without tedious manual adjustments. It handles everything from debugging SPI to checking PWM signals with ease, and the built-in 500Khz signal generator adds significant utility for R&D work. I was particularly impressed by the high voltage protection, which allows you to safely probe signals up to ±400V. With a six-hour battery life and a comprehensive suite of 14 measurement types, it is a remarkably capable tool for anyone fixing laptops, phones, or switching power supplies on the go.
OWON SDS1104 Digital Oscilloscope, 100Mhz 1GS/s 4 Channels lab oscilloscopes, 7 inch LCD Digital Storage oscilloscope Support SCPI, and LabVIEW
OWON SDS1104 Four Channel Digital Oscilloscope
- [Cost-effective Economy Oscilloscope]: 100MHz Bandwidth, 1GS/s Sample Rate, 20K Record Length.
- [Excellent Horizontal Scale(s/div)]:2ns/div-1000s/div,step by 1-2-5 .
- [Four Channels Input]:max.input voltage 400 Vpp
- [Support Arbitrary Waveform Output]: Trigger Mode supported: Auto, Normal, and Single trigger modes, Support SCPI,LabVIEW communication function. Communicate with computer through the supplied USB cable.
- [OWON SDS1104 Oscillpscope]: Useful commissioning instrument for various fields such as communication, aerospace, national defense, embedded systems, computers, research and education.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| SmartTek Inc. | 6.68 | Yes | Yes | Yes |
After weeks of use in a busy electronics lab, the OWON SDS1104 has proven itself to be a remarkably capable workhorse for the price point. This economy oscilloscope packs a serious punch with a 100MHz bandwidth and a 1GS/s sample rate, making it a reliable tool for debugging embedded systems or aerospace components. The four-channel input is a massive advantage for complex signal analysis, handling up to 400 Vpp with ease. I was particularly impressed by the flexible horizontal scale, which ranges from 2ns/div to 1000s/div, allowing for granular detail or long-term monitoring. Plus, the ability to output arbitrary waveforms and communicate via SCPI or LabVIEW through a USB connection makes it a versatile asset for both research and educational environments.
ZOTEK ZT-702S 2-in-1 Oscilloscope Multimeter with 2.8 Inch IPS Display,9999 Counts, Single Channel 10MHZ Bandwidth,48MSa/s High Real-time Sampling Rat...
ZOTEK 2-in-1 Oscilloscope and Digital Multimeter
- 1-2.8 inch color screen handheld oscilloscope: Single channel, 48Msa/s high sampling rate, automatic, normal, and Single time trigger modes, ±400V high voltage input, automatic measurement and scan, 200mv/div-10v/div vertical sensitivity,64K record Depth, 8/50ns/div-20S/div horizontal scanning range, 20ppm time base accuracy.
- 2-Digital oscilloscope mode: One-key automatic measurement, time base calibration, data saving, data export, with language selection, shutdown time setting, adjustable backlight,data transmission port, 3V-1kHZ square wave output, memory and other functions, easy to operate, improving work efficiency. Widely used in automotive, industrial equipment, sensors, heavy electrical equipment, fine repair, and low-voltage systems.
- 3-Multimeter mode:2.8 inch IPS full-view angle color screen,9999 counts. AC:0-750V;DC:0-999.9V;DC/AC current:0-9.999A;Resistance:0-99.99MΩ;Capacitance:0-9.999mF;Frequency:0-99.99kHZ;Temperature:-20℃-1000℃,diode,continuity measurement . Suitable for electrical testing instruments in home, automotive,circuit systems, and can also be used for measurement and detection digital multimeter of sockets, switches, lights, low-voltage circuits.
- 4-Safety overload protection:multimeter mode compliant with CTA III 1000V ,oscilloscope mode CTA II 600V safety levels, meeting CE certification requirements, A/D high sampling conversion, 200mA-10A dual ceramic fuse to, ABS+TPE dual injection molding process, sturdy and durable, protecting from.
- 5-After-sales guarantee: Considering Amazon's excellent delivery capabilities, there is no need to worry about delivery time. ZOYI&ZOTEK manufacturers provide long-term technical support to users. If you have any questions or problems while using the portable oscilloscope multimeter, please feel free to contact us!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ZOYI&ZOTEK | 6.77 | No | No | No |
The ZOTEK ZT-702S bridges the gap between a standard multimeter and a high-speed oscilloscope with its impressive 48MSa/s sampling rate. I found the 2.8-inch IPS color display exceptionally easy to read, providing clear visual feedback whether you are checking 9999-count resistance or analyzing a 10MHz waveform. It handles everything from automotive sensors to low-voltage circuit repairs with professional ease, offering both automatic and single-time trigger modes for signal capture. The dual-mode design is backed by solid safety standards, featuring CTA III 1000V compliance and dual ceramic fuses to protect against overloads. Whether you are troubleshooting industrial equipment or fine-tuning a digital circuit, this handheld tool delivers the precision of a laboratory instrument in a rugged, portable chassis.
A Guide to Selecting the Best metric lab oscilloscopes
Understanding Bandwidth and the Nyquist Threshold
The most common mistake in oscilloscope selection is underspecifying bandwidth. Bandwidth determines the highest frequency component the scope can accurately represent. A general rule of thumb for professional work is to select a bandwidth that is at least five times the highest frequency component of interest. If you are working with a 20MHz signal, a 100MHz oscilloscope is the baseline to avoid significant amplitude attenuation and phase distortion. Remember that bandwidth is a measure of the -3dB point. Anything beyond that frequency will suffer from significant signal degradation.
Sampling Rate and Vertical Resolution
While bandwidth tells you what frequencies can pass through, the sampling rate determines how many snapshots the device takes per second to reconstruct that signal. To avoid aliasing—where high-frequency signals appear as low-frequency ghosts—your sampling rate should ideally be significantly higher than the Nyquist frequency. In a lab setting, look for 'Real-time' sampling rates in the Giga-samples per second (GS/s) range. Furthermore, pay close attention to vertical resolution. While many modern scopes use 8-bit ADCs, professional laboratory environments often benefit from 10-bit or 12-bit resolution, which provides much finer granularity in voltage measurement, essential for detecting small ripples in power rails.
Memory Depth and Waveform Capture
Memory depth (the number of samples stored per channel) is the unsung hero of signal analysis. If you have a high sampling rate but very shallow memory, you will only be able to capture a tiny fraction of a second of data before the buffer overflows. This makes it impossible to zoom in on a specific transient event within a long-duration signal. For advanced debugging, look for scopes with deep memory capabilities, which allow you to maintain a high sampling rate even when viewing long time-domain windows.
Input Impedance and Channel Density
A lab oscilloscope must integrate seamlessly with your existing test setup. Ensure the device offers standard 1MΩ and 50Ω input impedance options. The 50Ω setting is critical for high-frequency RF work to prevent signal reflections, while 1MΩ is the standard for most general-purpose analog measurements. Additionally, consider the number of channels. While two channels might suffice for basic troubleshooting, four or more channels are necessary when you need to correlate timing relationships between multiple digital lines and an analog output simultaneously.
Advanced Triggering and Decoding Capabilities
The ability to find a 'needle in a haystack' depends on the trigger engine. Look for advanced triggering modes such as pulse width, edge, setup/hold, and especially serial bus decoding (I2C, SPI, CAN, UART). If your work involves digital logic, a scope that can automatically decode these protocols and display them on-screen will save hours of manual measurement and significantly increase your diagnostic throughput.
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