We stormed market for the top 10 best function generator. Analyze with quality, durability, efficiency and performance finally got a list of best 10 product listed below. We spent couple of days listen to people who used signal generators took their advice, focused their problems-benefits and personally tested the products one by one finally made decision shorted list of top 10 products. Our aim is to deliver people the best product as their money cannot go wrong place with time savings. This best function/signal generator review will give clear idea as people can buy their desire product which is relevant to them.
Check our recommendation now which one is the best for you.
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Function generator is an important device like multimeter, soldering iron. Electrical, Electronic, Telecommunication Engineering, Technician all very familiar to signal or function generator. It is essential to them using for various purpose. It is also used in educational purpose in laboratories in the college or university.
Our Recommendation For The Best Function Generators
|Siglent SDG1025 Function Generator|
|Koolertron 30MHz DDS Signal Generator|
|Rigol DG4062 Waveform Generator|
Considerations of Best Signal Generators Buying
You have to consider some important factors to keep in your mind are
i) Using place
iii) Generation Capacity
iv) Performance & durability
vii) Interfacing facility
viii) Stability & distortion
i) Using place: First think about the place where you will use the function generator. If you use it at home then heavy duty performance is not necessary. Single user high performance is good for you. If it will be used in college or university or professional purpose then heavy duty high quality device is needed. If you want to use only for a project then go with low cost good service.
ii) Budget: Budget is completely depend upon using purpose. If you want to use the function generator for a long time then pick up a heavy duty machine. Don’t worry if budget is low, we have suggested here low budget but high performance device also. Just read one by one and pick up which you need.
iii) Generation Capacity: You must think about generation capacity which you need. Now have needed 15MHz generation suppose, after few months or years later if you need more high frequency generation such as 30MHz then our advise to go with 30MHz. Because it is not good idea buying same product two times spending more money. If your range will not be extended then go with lower frequency. Wise decision is always bring some extra range frequency generator.
iv) Performance & durability: Performance is the main factor all of them. If your device has no good performance then it is a waste but nothing. Performance with durability is required. You have to choose a signal generator which has high durability with great performance simultaneously. Don’t we will not upset you. Just read the full article you will get perfect one for you.
v) Weight: Most of the heavy duty signal generators have little bit weight. Some of them are portable also. You can take it wherever you need. Focus on your using place, you will get automatically understood which is suitable. Our recommendation is not very light and not heavy pick medium weight. It also depends upon using field. Laboratory, institute requires heavy weight high performance. But heavy is not always good that also remember.
vi) Screen: Big, clear & digital screen is always good for view. It is also important factor before buying any product. You must choose big and clean screen function generator for perfect observation. Truth on famous brand they always tries to make screen clean, clear and big size.
vii) Interfacing facility: Another important factor interfacing. If you have device with can be interfaced with many facility then you can use it different place and different platform. It is very flexible. Make sure before buying it has USB, LAN etc interfacing.
viii) Stability & distortion: The signal generator must be stable with no distortion. For getting high stable and low distortion go always famous brand. Unstable & distorted signal is all in vain money and time both.
10 Best Signal/Function Generator Reviews:
01. Siglent Technologies SDG2042X
Siglent Technologies SDG2042X is the winner of our survey. It took first place for it’s high performance, durability, efficient, result accuracy. There is no other best product such Siglent for signal generator in the market. They are playing best because of their quality with low price products. The most amazing feature of this generator is touch screen. Touch screen makes very flexible and easy to handle.
This product has innovative easy pulse technology and innovative TrueArb technology. TruArb technology generates arbitrary waveforms point by point. It never skips any point so that it can reconstruct all the details of the waveform as defined. With the Easy Pulse technology the pulse width can be fine tuned to minimum 16.3 ns with the adjustment step as small as 100ps. It has also EasyWave technology which helps to generate arbitrary waveform such as line drawing, manual drawing, equation drawing, coordinate drawing etc.
- Item weight 1.6 pounds & shipping weight 9.9 pound
- Height: 4.2 inches, Length: 10.3 inches, Width: 11.7 inches
- Color: Grey
- Certified frustration free product
- Touch screen LCD display
- Up to 40MHz frequency waveform generator
- Easy Pulse Technology / Truarb Technology / EasyWave Technology
- 16 bit vertical resolution sweep/burst/modulation
- High precision build in counter
- LAN/USB interfaces also optional GPIB adapter available
- Dual sine wave up to 40 MHz frequency
- Light weight
- Clear & clean observation
- Super accurate signal generation
- Low price compared to other
Siglent SDG2042X is all in one technology function generator. All has all the privileges in a single platform. It has high performance and flexible. People’s first choice is Siglent SDG2042X.
02. Siglent SDG1025 Function/Arbitrary Waveform Generator
Siglent SDG1025 got 2nd place on our survey. Siglent is very popular brand name on function generator. People have trust to them. Because Siglent is reliable, efficient, user friendly and low cost products.
Siglent SDG1025 has complete set of modulation such as AM, DSB-AM, PM, FM, ASK, FSK, PWM. It suitable for education and training because the modulation waveforms can be observed directly.
- Shipping weight 7.8 pounds
- 5″ TFT LCD type display
- It is certified frustration free product
- Output frequency 25MHz Max
- It has 14 bit vertical resolution, 16Kpts wave length, 125MSa/s sample rate
- This product is applied DDS technology, adjustable phase, double output
- Internally installed 48 types waveform, output 5 types of standard waveform
- Pulse train output, abundant modulation function, sweep frequency output
- It supports remote command controlling and also connects to SDS1000 series digital oscilloscope perfectly
- Including DC 46 built in arbitrary waveforms, 5 types standard output waveforms
- External modulation source input, synchronous signal output, internal trigger output, external trigger input, 10MHz clock input
- Dual channel output, DDS technology
- 14bit vertical resolution, 125MSa/s sample rate
- Sweeping time range 1ms -500s. The carrier wave can be square, sine, triangle and arbitrary waveforms
- USB host, USB device standard interface, Optional interface: GPIB
- Easy to operation
- Low cost product
Most of the people who bought it said works great, easy to use and price very low according to its service.
03. Siglent Technologies SDG1032X Function Generator
Siglent Technologies is a famous brand name in the function generator market. They have gain people faith for their quality and good service. People use those function generator most of them are Siglent Technologies.
Siglent Technologies SDG1032X took 3rd position on our survey. It’s measurement system in US. Siglent SDG1032X can measure max 30 MHz frequency. It has two channel CH1 and CH2.
- Shipping weight 9.8 pounds
- It’s height 4.3 inches, length 11.7 inches, width 10.3 inches
- Measurement 1 uhz – 30 MHz
- For Square waves to 30 mhz
- It is certified frustration free product
- Dual channel. Sweep / modulation / harmonics / burst
- Ch1 – Ch2 waveform are combined and built in frequency counter
- It has USB or LAN interfaces which includes easy arbitrary waveform editing soft
- For dual channel up to 60MHz bandwidth and up to 20Vpp amplitude
- It has special circuit for square wave function which can generate up to 60MHz square waves with jitter less than 300 ps+0.05ppm of period
- It has lot of modulation types: AM, DSB-AM, PM, FM, ASK, FSK, PWM, PSK
- 14 bit vertical resolution, 16 kpts waveform length and 150 MSa/s sampling rate
- Has capability of generating lower jitter pulse waveforms, innovative easy pulse technology
- Low distortion output
- Spurs are less than -40 dBc throughout the entire bandwidth
- High performance
- High durability
The SIGLENT SDG1032X is a powerful line of arbitrary/function generators using latest technology. It has numerous modulation types, able to offset the phase between CH1 and CH2, can generate square waves to 30 MHz, harmonic generation mode. It has many important features which is not found in most other generators in this price range.
04. Rigol DG4062 Waveform Generator
Rigol DG4062 got 4th place on our ranking. It is the first ranked quality waveform generator from my personal opinion. Personally I like two companies for signal generator are Rigol & Siglent Technologies. Rigol is my first choice. I used these two company product for my personal project two are both best in the market place. But my choice is Rigol DG4062. It is well finished. Build up with high quality material, clear screen, all necessary functions are included. If you are searching a very high quality waveform generator for long time using with accuracy no distortion, no hesitation, very user friendly then it is perfect for you. After using it gives always same performance for long time. After getting any machine it give high performance for the first few years then performance decreases but Rigol has a good fame it gives always same performance. This is a solid device.
- Item weight 18.7 pounds
- 60MHz arbitrary function generator
- 7 full color front panel display
- LAN and USB interfacing
- 2 Channels
- Sample rating 500 MSa/s
- Built in waveform 130
- Easy interface offering multiple functions tasking
- Including function generator, arbitrary waveform generator, harmonic generator, pulse generator, digital/analogue modulator
It has direct digital synthesizer (DDS) technology which provides pure, stable, precise and low distortion signal
- Easy interface
- High performance age doesn’t matter
- Remote control
Rigol DG4000 is one of the ultra modern testing instrument, multi functional generator. It’s design and panel brings to user exceptional experience.
05. Koolertron 50MHz High Precision DDS Signal Generator
It is one of the best Koolertron signal generator. It can generate 50MHz sine wave. It very compact, light & high efficient product. In this review we selected 3 Koolertron product. It is not our hand. We spend few days, judged the market, talked to the client & tested the signal generators then make the serial according to the performance, people thought , price value. Works great and easy to use.
- 50MHz high precision DDS signal generator
- Sine wave 0 to 50MHz, square & triangle wave 0 to 15MHz
- TTL digital signal wave, Pulse & Arbitary signal wave 0 to 6MHz
- Accuracy of frequency: ±20ppm
- Stability of frequency: ±1ppm/3h
- Waveform: Sine, square, triangle, pulse, DC level, Full wave, half wave, Noise, exponential, Lorentz plus, partial sine, CMOS etc 60 kinds of user defined waveforms
- Adjustment range of pulse width: 30nS-4000S
- Long lasting
- Made of high quality material
- Accurate signal generation
- 10-6 orders high frequency precision of magnitude
- 0Vpp to 20Vpp amplitude range
- 1mV minimum amplitude resolution
- Separate channel duty cycle adjustment & precision can be 0.1%
Some signal generator cannot generate non shaky square wave. This Koolertron generator generates awesome & accurate non shaky square wave. It doesn’t compromise with performance.
06. Koolertron 30MHz DDS Signal Generator
Koolertron 30MHz DDS Signal Generator got 6th place on our survey. It’s an upgraded new version DDS signal generator of Koolertron. Koolertron 30MHz DDS has high precision dual channel arbitrary signal generator. It’s frequency meter 200MSa/s (30MHz). Highly stability signal generator, great strength. It has easy interface and output is so clean enough space. It works great than it’s price. One of the best Koolertron product.
- Item weight 2.4 pound
- DDS signal and TTL electric level output to generate low distortion, stable output signal including sine wave, triangle wave, square wave, pulse wave, saw tooth, white noise, user defined waveform
- Maximum up to 999.9s linear sweeping and logarithm frequency sweeping function
- 200MSa/s sampling rate with 30MHz (up to) sine wave frequency output
- 60 positions for saving user-defined waveform
- High frequency precision
- 0.01μHz full range frequency resolution
- Up to 1mV minimum amplitude resolution
- Separate duty cycle channel adjustment
Koolertron 30MHz DDS is favorite to people for it’s easy navigation & user friendly characteristics.
07. B&K Precision 4003A Sweep Function Generator
B&K Precision 4003A got 7th position. It has 5 digit red LED output. It is capable of showing 0.5 Hz to 4 MHz frequency range. Display is very clean & clear. High performance, durable function generator.
- Shipping weight 7 pounds
- Operating frequency 60 Hz
- Voltage applied 230V
- Height: 3.6 inches, Length: 11.9 inches, Width: 11 inches
- Certified frustration free
- 0.5 Hz to 4 MHz it generates sine, triangle, square wave
- 20 V peak to peak output into open circuit but 10Vpp into 50 ohms
- 100% DC offset
- VCG input
- Variable amplitude output
- Has 60Hz five digit external frequency counter
- Limited display only 5 digit
B&K Precision 4003A Works great, very clean & efficient result. Overall performance is very good.
08. RF Explorer Signal Generator
RF Explorer signal generator is very handy and useful device. It’s light in weight. Easy to carry anywhere. Carrying case included. It is one of the best portable high efficient signal generators. Those who carry signal generator place to place for work RF Explorer is very favorable to them. Do go on its size. It gives fantastic performance which can’t be given by it’s twice or three time larger device.
- Item shipping weight 2.1 pound
- Product dimensions 4.4 x 1 x 2.8 inches
- Required lithium ion batteries included
- 24 to 6000 MHz range frequency supported
- Stability 0.5 ppm, frequency step or resolution: 1KHz
- 0-45C temperature raised
- Great visibility with graphics LCD 128×64 pixels
- Solid aluminum metal case
- Wide band supported
- RF Explorer for Windows PC client Open Source
- Rechargeable by USB
- Light weight
- Easy to carry in pocket
Small size but huge work. Portable, price also comparatively low. RF Explorer is a powerful signal generator also companion for spectrum analyzer RF Explorer product line.
09. Koolertron 15MHz DDS Signal Generator
Koolertron 15MHz is new upgraded high precision waveform generator. It took 9th place on our survey. Four or five brands are playing well for waveform generator in the market. Koolertron is one of them. They always try to improve quality. Koolertron 15MHz DDS Signal Generator is the cheapest best quality signal generator in the market. You will get no other high quality generator such as Koolertron 15MHz. It has large scale FPGA integrated circuit and microprocessor is high speed MCU. Signal stability is very high strengthened. This signal generator generate output using dual channel DDS signal and TTL electric level output with low distortion, stable signal including square wave, sine wave, triangle wave, pulse wave, saw tooth wave, white noise, user defined waveform etc.
- Item weight 2.4 pound
- 15Hz frequency sine wave output can be produced
- User can store 99 groups instrument state parameters set
- Period measurement, frequency measurement, counting function, positive and negative pulse
- 60 positions user defined waveform saving
- Very cost effectively low price product with high performance
- High frequency precision
- Each channel duty cycle can be adjusted separately
Koolertron 15MHz is an ideal signal generator for laboratories, electronic engineering, scientific research, teaching, production line etc purpose.
10. Jinwen 24MHz Dual-Channel Signal Generator
Jinwen is dual channel high accuracy, high efficient signal generator. It generates 24MHz accurate signal.This signal generator took 10th place on your research survey. This package included 1 24MHz Dual channel DDS function signal generator, 1m power cable, 1.25m USB cable & 1 disc.
It has two channels CH1 and CH2 symmetrically each can be set independently with parameters. It uses DDS direct digital synthesis technology to generate stable, low distortion, precise output signal. It is supported by user defined waveforms memory depth of each arbitrary waveform 2048*12 bits.
- 1Hz to 100MHz measurement frequency range
- 1Vpp to 20Vpp input amplitude
- Shipping weight 2.2 pound
- AC 85V to AC 260V build in switching power supply
- It has burst output, selectable manual trigger, external and internal triggering CH2 trigger three trigger modes allowing the unit to any output 1 to 1048575 bursts.
- USB interfacing
- It has scanning mode of linear sweep, logarithm scanning
- Handy & light weight
- Cheap but quality is excellent
- User friendly navigation
Perfect for using any types of uses and long term durability.
How to use function generator tutorial
What is function generator or signal generator?
Function generator or signal generator is an electronic device which can generate different types of wave form such as sine wave, square wave, triangle wave and so many in wide range of frequencies.
What is the use of function generator?
Function generator or signal generators are used in different places where needs various shape of electrical signal. Most common place of uses of function generator is educational institution to teach the students properties of different wave form. In telecommunication sector it also used.
What is DDS function generator?
DDS means direct digital synthesizer which is a type of frequency synthesizer used for creating arbitrary waveform from a single or fixed frequency reference cloak.