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10 Best function generators of 2026
Explore top picks
Best Choice1
Westinghouse9.8Exceptional
Westinghouse 5000 Peak Watt Super Quiet Portable Inverter Generator, Remote Electric Start with Auto Choke, Wheel & Handle Kit, RV Ready, Gas Powered, Parallel Capable
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THD:Less Than 3% THD
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Fuel Tank Capacity:3.4 Gallon
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Rated Wattage:3900 Rated Watts
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Peak Wattage:5000 Peak Watts
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Run Time:Up to 18 Hour Run Time
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Value for Money2
Siglent9.7Exceptional
Siglent Technologies SDG2042X Arbitrary Waveform Function-Generators, 40 MHz, Grey
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is discontinued by manufacturer:No
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product dimensions:10.2 x 4.2 x 11.6 inches 1.6 Pounds
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asin:B01410O55U
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date first available:August 28, 2015
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item model number:SDG2042X
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3
Rigol9.6Exceptional
Rigol DG1022Z Function/Arbitrary Waveform Generator 25MHz,2 Channels,14 bit Vertical Resolution,2Mpts Arbitrary Wave Length
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4
Seesii9.5Excellent
Professional Upgraded 15MHz DDS Signal Generator Counter, Seesii 2.4Inch LCD Display High Precision 200MSa/s Dual-Channel Arbitrary Waveform FG-615 Function Generator Frequency Meter
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is discontinued by manufacturer:N/A
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product dimensions:9.45 x 8.66 x 3.94 inches 2.2 Pounds
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asin:B09WGX4HSM
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date first available:March 25, 2022
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item model number:DDS-15MHz
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5
Seesii9.4Excellent
Professional Upgraded DDS Signal Generator Counter, Seesii 60MHz LCD Display High Precision 200MSa/s Dual-Channel Arbitray Waveform Function Generator Frequency Meter
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is discontinued by manufacturer:N/A
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product dimensions:N/A
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asin:B08T9H9FBY
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date first available:January 18, 2021
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item model number:0818-DDS
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6
UNI-T9.2Excellent
UNI-T UTG962E Arbitrary Waveform Generator Function Generator Kit 60Mhz Dual-Channel 200MSa/s 14 Bits Frequency Signal Generator
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7
Siglent9.1Excellent
Siglent Technologies SDG810 Siglent Single Channel 10 mhz Bandwidth Signal Generator, Function Generator, Arbitrary Waveform Generator, 125 MSa/s Sampling Rate, Light Gray
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8
Koolertron8.9Very Good
Koolertron Upgraded 15MHz DDS Signal Generator Counter,High Precision Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 200MSa/s (15MHz)
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9
Koolertron8.8Very Good
Koolertron DDS Signal Generator Counter, 2.8in Screen Display 60MHz High Precision Dual-Channel Arbitrary Waveform Generator Frequency Meter 275MSa/s Function Generators for Scientific,Laboratories
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10
Champion Power Equipment8.5Good
Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and Free 3-Year Warranty
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