The Best Function Generators

Looking for the best Function Generators?

Discover now our comparison of the best Function Generators. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Function Generators are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Function Generators in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

Siglent Technologies SDG1032X Arbitrary Waveform - Function Generator

Country Of Origin : China
Square Waves To 30 Mhz
Dual Channel. Sweep/ Burst/ Modulation/ Harmonics
Ch1 - Ch2 Waveform Combining. Built-In Frequency Counter

No. 2

Koolertron Upgraded 15MHz DDS Signal Generator Counter,High Precision Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 200MSa/s (15MHz)

Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high-speed MCU microprocessor. The internal circuit adopts the active crystal oscillator as the 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, Saw toothwave, 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.
Storage feature: You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce.The frequency output of Sine wave can be up to 15MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. Waveform Length of each one is 2048 and vertical resolution is 14 bits
This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research.

No. 3

Professional Upgraded 15MHz DDS Signal Generator Counter, Seesii 2.4Inch LCD Display High Precision 200MSa/s Dual-Channel Arbitray Waveform FG-615 Function Generator Frequency Meter

【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 15MHz. 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%.
【Frequency Meter】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.The settings allow you to enter up to 20volts
【Lightweght Compact and Portable】With intuitive control panel, you can easy to control.This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research. This is an important tool for both experts and newcomers

No. 4

UNI T UTG932E 30MHz Function Generator Arbitrary Waveform Signal Generator Dual-Channel 200MSa/s 14 Bits Frequency Meter

UNI-T Function Arbitrary Waveform Generator UTG932E. Dual channels. Ch1 - Ch2 combining. Output waveforms: Sine, square, pulse, ramp, noise, DC, arbitrary
Modulation types: AM, FM, PM, FSK, Line, Log. 24 groups non-volatile arbitrary waveform storage
Sampling rate of 200MSa/S. TTL level signal compatible 6 digits high accuracy built-in frequency counter. Frequency counter with output range: 1μHz-30MHz
Full-band resolution of 1μHz. DDS (direct digital synthesis) method applied. 14 bits vertical resolution. Support frequency scanning and output
One of the best ready-to-use function generators. Value pack includes: UTG932E function generator, power adapter (USA standard), USB cable power cord, BNC cable, BNC cable with alligator clips, paper manual, eManual
Budget friendly and intuitive generator for hobbyists, novices, students, small labs, basic projects, ham radio alignment, pro audio measurements. Learn and update skills, work with audio gear, DC offsets, wow & flutter test, amplitudes, receiver test, circuit test, filter troubleshooting, refurbish turntable
Easy access to UNI-T 7/24 1 to 1 user support. If you encounter any problems during use, please contact us first (via e-mail) and our customer service team will deal with your problem as soon as it is received

No. 5

1HZ-500KHZ DDS Functional Signal Generator, Seesii DDS Function Low Frequency Signal Generator Sine/Triangle/Square/Sawtooth Waveform

1HZ-500KHZ DDS signal generator is small but has many functions, easy to operate and carry. The power supply can be either AC/DC adaptor or a battery.
It can be used with oscilloscope to test and debug electronic circuit, the frequency response of audio amplifier and impulse response,It also can calibrate the sweep time factor of oscilloscope.
The square waveform is suitable for oscilloscope attenuator and the adjustment of probe impulse response.
Have a filter (can be opened and closed) to suit the output of sine wave and pulse wave.
This functional signal generator can test many kinds of wave forms such as: sine, square, triangle, positive and negative sawtooth waveform. It is especially designed for those professional worker.

No. 6

Siglent Technologies SDG2042X Arbitrary Waveform Function-Generators, 40 MHz, Grey

Dual channel * 40 MHz (Sine wave) * Touch screen display
16 bit vertical resolution * Modulation / Sweep / Burst
TrueArb Technology / Easy Pulse Technology
Built-in high precision Frequency Counter
USB / LAN interfaces. Optional GPIB adapter available

No. 7

1Hz-500kHz DDS Signal Generator with Schumann Resonator, Portable Multifunction Waveform Generator with AC/DC Power, Ideal for Oscilloscope Calibration, Audio Testing, and Stress Relief

1Hz-500kHz DDS signal generator with Schumann resonator: Combines the functions of a high-frequency signal generator and a 7.83Hz Schumann resonator to provide electronic circuit testing with stress-relieving benefits, setting it apart from standard models.
Versatile waveform generation: Produces sine, square, triangle, and sawtooth waveforms. Includes a switchable filter for precise sine and pulse outputs, perfect for oscilloscope calibration and testing audio amplifiers.
Dual power options: Compact and portable, powered via AC/DC adapter or battery for use in classrooms, labs, or field testing.
Complete package with Schumann resonator: The included Schumann resonator enhances mental relaxation while offering reliable performance for engineers and audiophiles alike.
High accuracy & stability: Built with quality pulse chips, accurate resistors, and correction capacitance for stable frequency generation. Features a user-friendly Type-C interface for easy connectivity.

No. 8

335 Consomer Reviews

Signal Generator Kit, XR2206 Precise Function Signal Generator Frequency Module DIY Kit Sine Triangle Square Output Adjustable 1Hz-1MHz, 9-12V Direct Current Input(1 Piece)

Good precision: the XR2206 function signal generator is precise, with a transparent case box shell for good assemble; Amplitude: 0-3V at 9V DC input; Distortion: less than 1% (at 1KHz); Flatness: +0.05dB 1Hz - 100kHz
Parameters: Voltage Supply: 9-12V DC Input; Waveforms: Square, Sine, Triangle; Impedance: 600 Ohm + 10%; Frequency: 1Hz-1MHz; Amplitude: 0-3V at 9V DC; InputDistortion: less than 1% (at 1KHz); Flatness: +0.05dB 1Hz - 100kaHz
Sine wave parameters:Amplitude: 0-3V at 9V DC input; Distortion: less than 1% (at 1KHz); Flatness: +0.05dB 1Hz - 100kHz
Square wave parameters: Amplitude: 8V (no load) at 9V DC Input; Rise Time: less than 50ns (at 1KHz); Fall Time: less than 30ns (at 1KHz); Symmetry: less than 5% (at 1KHz)
Triangle wave: Amplitude: 0-3V at 9V DC input; Linearity: less than 1% (up to 100 KHz) 10 mA

No. 9

DGE2070 Arbitrary Waveform Generator Dual-Channel 70 MHz Generator 14 Bits Vertical Resolution with 3.6”LCD

Parameter：Dual channel waveform generator, 70MHz frequency output; Max 300MSa/s Sample rate，Vertical resolution 1μHz; 14 bits Vertical Resolution, 8K Arb waveform length
Function: Comprehensive waveform output: 5 basic waveforms and 150 built-in arbitrary waveforms; Comprehensive modulation functions: AM, FM, PM, FSK, Sweep and Burst
Utility function: Setting brightness of the screen; Screen Saver(If there is no operation within the set screen saver time, the screen enters the protection mode );Setting data separator; Setting load; Setting language; Beeper; USB Device Type
DGE2070 adopt 3.6 inch TFT color LCD display, each channel output waveform status and menu settings can be fully displayed on the screen. With convenient shortcut key, it makes man-machine interaction more convenientand effectively improve working efficiency

No. 10

Seesii Upgraded SG-003A Signal Generator, 4-20mA 0-24V Adjustable Analog Current Voltage Generator Simulator with Real-time Curve, Historical Record, Multiple Signal Programmable Function Generator

Versatile Signal Options: The SG-003A signal generator supports multiple signals, including 0-24mA current, 0-24V voltage, XMT passive current, and Hz pulse. This versatility ensures you have the right signal for various professional applications
Quick Preset Adjustments: SG-003A features 4 groups of preset signal values for fast adjustments. It also converts input signals into different output types, making it a highly practical and reliable tool for professionals across different fields
Real-time Curve Display: View input and output signal trends with a real-time curve; set the sampling time for the curve; the simulator adjusts the display curve automatically within a set range
Programming Output: Automatically adjusts output size based on settings; select from three modes: monotonous rise, monotonous fall, or cycle
Multiple Port Signal Generator: Features 4 inner diameters and 4mm ports; Blue(IN-) is an alternate function/input, switchable to a 24V test power supply; Red(OUT) and Black(COM) form output; Yellow(IN+) and Blue(IN-) form input; color coding for easy identification

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Last update on 2025-04-05 / Affiliate links / Images from Amazon Product Advertising API

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