Best B&K Precision in 2026

Sine, square, or triangle waveform output

Direct digital synthesis (DDS) architecture

Bright, easy-to-read LED display

Manual-ranging digital multimeter measures voltage, current, and resistance, and performs diode, continuity, and battery tests

Average-sensing meter provides accurate readings when measuring linear loads where the current or voltage has a sinusoidal waveform

Drop-resistant case provides durability

Manual-ranging digital multimeter measures voltage, current, resistance, frequency, and capacitance, and performs diode, logic, continuity, and transistor common-emitter gain (hFE) tests

True RMS meter provides accurate readings when measuring linear or nonlinear loads where the current or voltage has a sinusoidal or nonsinusoidal waveform

Magnetic hanger and built-in stand free hands for managing test leads

40,000 counts resolution on primary and 10,000 counts resolution on secondary display

L, C, R, and Z (879B & 880 only) primary measurements

Automatic calculation of secondary parameters D, Q, Theta, ESR (Theta/ESR for 879B &880 only), and DCR (880 only)

Analog megohmmeter has three test voltages—250, 500, and 1,000V—for measuring insulation resistance to 400 megohms, and also measures low-resistance continuity to 500 ohms

Detects AC voltage to 600V, lighting a warning indicator when a circuit is live

Residual voltage is automatically discharged from the circuit under test when the test button is released

40000 Counts resolution on primary and 10,000 counts resolution on secondary display

0.5 Percent basic accuracy

Fast auto range design for rapid, easy component Measurements

Digital multimeter measures current, voltage, resistance, and frequency

True RMS (root mean square) meter provides accurate readings when measuring linear or nonlinear loads where the current or voltage has an undistorted or distorted waveform

Logic test reports the logic state of an electronic circuit

Manual-ranging digital multimeter measures voltage, current, and capacitance, and performs diode, continuity, logic, and transistor common-emitter gain (hFE) tests

Average-sensing meter provides accurate readings when measuring linear loads where the current or voltage has a sinusoidal waveform

Magnetic hanger and built-in stand free hands for managing test leads

Frequency range from 50 kHz – 3.3 GHz or 8.5 GHz

A truly portable spectrum analyzer weighing only 1.8 kg including the battery

Impressive 4 hour battery life; easy-to-replace rechargeable Lithium-Ion battery

Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened.

Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Sawtooth wave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters.

With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function.

AMP & VOLT DUAL SIGNAL GENERATOR: Multifunctional DROK signal generator kit is able to generate ampere & voltage by 1 module, which generate 0/4 - 20mA current signal and 0-10V voltage signal just by rotating a multi-cycle precise potentiometer, simple and handy.

CLEAR LED DISPLAY: Our 4-20ma signal generator has bright and clear 3-digit LED digital display screen, which can be used to monitor the output current and voltage. You just need to push the switch below the monitor easy to switch the display.

AMP & VOLT DISPLAY CALIBRATION: There are current and voltage display calibrating potentiometer on the back of the module. If the display is accurate, you can calibrate the display value of current voltage by yourself.

Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened.

Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine, Square, Triangle, Pulse, Partial Sine, CMOS, DC level, Half-wave, Full-Wave, Pos-Ladder, Neg-Ladder, Noise, Exponential Rise, Exponential Fall, Tone, Sine Pulse, Lorentz Pulse, and 60 kinds user defined waveform etc. each channel can be independently set the parameters.

With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function.

High resolution, can generate sine/triangle/square waveforms.

Frequency range: 1Hz-1MHz.

Adjustable frequency and amplitude.

【Upgraded Signal Stability】Seesii Dual-channel DDS arbitrary waveform generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened.

【Storage And Custom】 You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce. Frequency output of Sine wave can be up to 60MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. In addition, it has a very good software package that allows you to create your own waves and frequency combinations. After you save them, you can disconnect the unit from the computer and use them for any applications you wish.

【High Precise】 Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Sawtooth wave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters.Duty cycle of each channel can be adjusted separately. Precision can be 0.1%.

This chip has a precision 25MHz crystal reference and internal PLL and dividers.

It can generate just about any frequency, from <8KHz up to 150+ MHz.

The Si5351 is an I2C configurable clock generator that is ideally suited for replacing crystals, crystal oscillators, VCXOs, phase-locked loops (PLLs), and fanout buffers in cost-sensitive applications.

This chip has a precision 25MHz crystal reference and internal PLL and dividers

It can generate just about any frequency, from <8KHz up to 150+ MHz.

The Si5351A clock generator is an I2C controller clock generator.

⇝PWM Pulse Frequency module work voltage range is DC 3.3V-30V; the frequency range is 1Hz-150kHz/1Hz-15kHz; the output current is 5-30mA.

⇝PWM frequency supports 2 modes:normal mode & accurate mode.Regular mode with 1% duty cycle steps.Precision mode with 0.1% duty cycle steps.

⇝With lock function; PWM output can set frequency & duty cycle separately; duty cycle upper and lower bounds adjustable; support serial communication; all data auto-saved after setting.

Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high-speed MCU microprocessor. The internal circuit adopts the active crystal oscillator as a benchmark. So the signal stability is greatly strengthened.

Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine, Square, Triangle, Pulse, Partial Sine, CMOS, DC level, Half-wave, Full-Wave, Pos-Ladder, Neg-Ladder, Noise, Exponential Rise, Exponential Fall, Tone, sine pulse, Lorentz Pulse, and 60 kinds user-defined waveform etc. each channel can be independently set the parameters.

With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function.

✔【INTUITIVE & CONVENIENT OPERATION】-----The display interface uses a 2.4-inch TFT color LCD screen, making operation more intuitive and convenient.The instrument adopt the Direct Digital Synthesizer (DDS) technology and provide stable, precise, pure and low distortion signals.Abundant shortcut keys and graphical user interface simplifies every operation, which makes it easy to operate

✔【IMPROVED INTERFERENCE IMMUNITY】-----Surface mounting technology improves interference immunity and operational life span.The instrument uses 14-bit high D/A converter chip (5Vpp output quantization error is less than 1mV), 250MSa/s sample rate, 14bits vertical resolution.Various modulation types: AM, FM, PM, ASK, FSK and PSK modulations

✔【SWEEP FUNCTION & SWEEP TYPES】-----Sweep Function: It can sweep 4 properties of signals including frequency, amplitude, offset and duty cycle; It has Linear and Logarithm two sweep types; 0.01S~999.99S sweep time; Up, Down and roundtrip sweep directions

ICL8038 Monolithic Function Signal Generator Module DIY Kit

Frequency range: 50-5KHz,

Input: 12V DC

The chip has a precise 25MHz crystal reference and an internal PLL and divider.

It can generate almost any frequency, from <8KHz to 150+ MHz.

The Si5351 is an I2C configurable clock generator ideal for replacing crystals, crystal oscillators, VCXOs, phase-locked loops (PLL) and fan-out buffers in cost-sensitive applications.

Sine, square, or triangle waveform output

Direct digital synthesis (DDS) architecture

Bright, easy-to-read LED display

The AD9833 is a low power, programmable, sinusoidal waveform generator that needs to be generated in various types of waveform detection, implementation, and time domain reflectometry (TDR) applications.

The output frequency and phase are programmable software that can be easily adjusted. No external components are necessary. The frequency register is 28 bits wide: the clock frequency is 25 MHz, which can achieve a resolution of 0.1 Hz; the AD9833 has a clock frequency of 1 MHz and can be tuned to a resolution of 0.004 Hz.

Write via serial interface line. The serial interface operates at clock frequencies up to 40 MHz and is compatible with DSP and microcontroller standards. The device operates from a 2.3 V 5.5 V supply.

✔ Completely independent 3-channel output (equivalent to three independent signal sources), capable of working synchronously, with precisely adjustable phase difference. Adopt DDS direct digital synthesis technology to produce accurate, stable and low distortion output signal. Desktop design with ABS plastic casing, powered by AC 100-240V wide voltage power supply

✔ Using 2.4-inch (320 x 240) color display, with stable performance. Unique operating interface design, which can display 3-channel output state at the same time. All parameters can be calibrated by internal procedures. Large-scale integrated circuits, surface mount technology, high reliability and long service life

✔ Equipped with powerful arbitrary waveform editing function as standard, it can be downloaded to the instrument output waveform after editing arbitrary waveform on PC. Powerful communication function, which can be controlled by PC. Output short circuit protection, all signal output terminals can work more than 60S under load short circuit

Small size, many functions, easy to carry.

High frequency accuracy: Frequency accuracy can reach 6-10 orders of magnitude.

No range limitation: Full frequency regardless of file, direct digital setting.

This chip has a precision 25MHz crystal reference and internal PLL and dividers

It can generate just about any frequency, from <8KHz up to 150+ MHz.

It uses the onboard precision clock to drive multiple PLL's and clock dividers using I2C instructions.

The AD9833 is a low power, programmable waveform generator capable of producing sine, triangular, and square wave outputs. Waveform generation is required in various types of sensing, actuation, and time domain reflectometry (TDR) applications. The output frequency and phase are software programmable, allowing easy tuning.

The frequency registers are 28 bits wide: with a 25 MHz clock rate, resolution of 0.1 Hz can be achieved; with a 1 MHz clock rate, the AD9833 can be tuned to 0.004 Hz resolution

The AD9833 has a standard serial interface that allows the part to interface directly with several microprocessors. The device uses an external serial clock to write the data or control information into the device

The AD9833 is a low power, programmable, sinusoidal waveform generator with triangular and square wave outputs. Generation is required in various types of waveform detection, implementation, and time domain reflectometry (TDR) applications.

The output frequency and phase are programmable software that can be easily adjusted. No external components are necessary. The frequency register is 28 bits wide: the clock frequency is 25 MHz, which can achieve a resolution of 0.1 Hz; the AD9833 has a clock frequency of 1 MHz and can be tuned to a resolution of 0.004 Hz.

The AD9833 has a standard serial interface that allows the device to be directly connected to different microprocessors. The device uses an external serial clock to write data or information to the control device.

This chip has a precision 25MHz crystal reference and internal PLL and dividers

It can generate just about any frequency, from <8KHz up to 150+ MHz.

The Si5351A clock generator is an I2C controller clock generator.

Si5351 High Frequency Signal Generator can be output 8KHz-150MHz Clock Signal

There are 3 independent output ports, each of which can output different frequencies.

The onboard 3.3V regulator and the level conversion circuit are compatible with 3.3V and 5V TTL logic levels.