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RF Signal Generators & Synthesizers - Manufacturers & Services
Test Equipment & Calibration (new & used)

This list includes both companies that manufacture test equipment and companies that distribute test equipment and/or provide calibration services (although some manufacturers provide re-calibration services for their equipment). For a narrowed-down list of specific types of test equipment, click on one of the links in the list below.

| Antenna Testers | Data Acquisition | Frequency Counters | Impedance / LCR | Intermod Testers | Multimeters | Network Analyzers | Noise Figure Generators | Oscilloscopes | Power Meters & Sensors | Spectrum Analyzers | Signal Analyzers | Signal Generators | Tuners / VSWR | Waveform Generators | Everything Else |
My policy is to only list companies that actually manufacture product or offer services related to the page title subject. Product distributors and sales representatives are not listed (they have their own Distributors page). This helps guarantee that each listing offers a unique product or service.

Windfreak Technologies
Windfreak TechnologiesHoliday, Florida
+1-727-490-8812

Windfreak Technologies designs, manufactures, tests and sells high value USB powered and controlled radio frequency products such as RF Signal Generators, RF Synthesizers, RF Power Detectors, RF Mixers, RF Upconverters and RF downconverters.

Our Offerings Include But Are Not Limited To:

 • *NEW* SynthHD: 54 MHz - 13.6 GHz USB
     controlled Dual Channel RF Signal Generator

 • SynthNV: 34.4 MHz - 4.4 GHz USB Powered RF
     Signal Generator / RF Power Detector

 • AmpNV: 1 Watt, 50 MHz - 6 GHz RF Power Amplifier
     w/programmable gain via USB or pushbutton

 • MixNV: 30 MHz - 5 GHz USB powered and
     programmed RF Mixer / Signal Generator

 • SynthUSB II: 34.4 MHz - 4.4 GHz USB powered
     and programmed RF Signal Generator

AccuSource Electronics | accusrc.com
800-673-4102 | College Park, GA
Used test equipment fully refurbished at prices way below the competition.

Advanced Test Equipment Rentals | atecorp.com
888-404-2832  | San Diego, CA
Offers custom rental, sale and lease solutions for test and measurement requirements with off-the-shelf inventory including AC power testers, amplifiers, analyzers, calibrators, datalogging, environmental test, inspection, lightwave, meters, network test tools, oscilloscopes, power supplies, recording, RFI/EMC/EMI, signal generators, video/CATV.

Aeroflex | aeroflex.com
800-843-1553 | Plainview, NY
Radar stability, broadband, wireless, and phase noise test systems, IFR line of spectrum analyzers, signal and communications test sets.

AnaPico | anapico.com
+4144 440 00 51 | Zürich, Switzerland
Compact, low noise, and fast switching CW signal generators; portable, battery operated RF signal sources; microwave samplers and sampling subsystems.

Anritsu | anritsu.com
800-267-4878 | Richardson, TX
Connectors, adapters, coax cable, terminations, attenuators, spectrum analyzers, vector network analyzers, power meters, signal generators and synthesizers and frequency counters, noise figure, optical test and measurement equipment, Bluetooth.

Applied Instruments | appliedin.com
800-244-2976 | Indianapolis, IN
RF noise and multi-carrier CW signal generators, signal monitors with AGC pilot control, noise power ratio test sets, spectrum analyzers & signal level meters for CATV & satellite, & return path test sets.

April Instrument | aprilinstrument.com
650-964-8379 | Sunnyvale, CA
RF signal generators.

Alternative Test Equipment | alternativetest.co.uk
+44 (0)845 345 7791 | UK
Sale and rental of quality, reconditioned test and measurement equipment including network analysers, oscilloscopes, power supplies, signal analysers, signal generators, spectrum analysers, telecoms, TV and video, wireless comms.

Aptec Electronics | aptecelectronics.com
310-640-7262 | El Segundo, CA
We buy and sell new and used electronic test equipment, aviation related parts, optical, mechanical & electronic components. Aptec Electronics has been a wholesale dealer in new and used electronic test equipment for over 20 years. We are in the aerospace capital of the world and have been able to accumulate quite an inventory of aerospace quality surplus equipment and parts.

Avalon Equipment Corp | avalontest.com
888-542-8256 | Vista, CA
New & used test equipment including amplifiers, audio analyzers, calibrators, counters, data acquisition systems, EMC/EMI/compliance, fiber optic/lightwave, function/pulse generator, logic, network, spectrum analyzers, meters, oscilloscopes, sensors, signal generators.

Calright Instruments | calright.com
866-363-6634 | San Diego, CA
Quality new and used electronic test and measurement equipment including analyzers, counters, timers, meters, oscilloscopes, and more.

Consultair | consultair.com
+33 1 30 97 89 30 | France
Buy/sell/rent/trade new and used electronic test & measurement equipment for aeronautics civil and military, spare, repair, measure instruments, maintenance solutions, electronic components.

dBm Corp | dbmcorp.com
973-709-0020 | Wayne, NJ
Noise generators, satellite link emulators, RF up/down converters, frequency synthesizers, attenuators.

DS Instruments | dsinstruments.com
805-242-6685 | San Luis Obispo, CA
RF & microwave test equipment and specialized hardware in smaller form-factors and at lower cost than previously available. All hardware design, firmware development, and assembly is based in the USA. Current offerings include tracking and microwave signal generators, microwave digital step attenuators, and in the near future a compact signal power meter and frequency counter capable of reaching nearly 8 GHz.

Easel Technologies Limited | easeltechnologies.co.uk
(+44) 7760 172 135 | Bath, Wiltshire, UK
Manufacturer of RF and LF generators for plasma and materials processing applications, matching networks, repair, help and consultancy.

Elmika UAB | elmika.com
+370 5 233 34 26 | Vilnius, Lithuania
Mm-wave measurement instruments (Sweep generators, SNA, VNA, direct reading attenuators) mm-wave waveguide components (couplers, tees, bends, twists, horns, detectors, mixers, ...), waveguide components and assemblies for wireless applications.

Electro Rent Corp | electrorent.com
800-688-1111 | Van Nuys, CA
Rent/lease provider of test and measurement equipment.

Giga-tronics | gigatronics.com
800-726-4442 | San Ramon, CA
Microwave synthesizers, power measurement instruments, network analyzers.

GW Instek | gwinstek.com
909-591-8358 | Chino CA
Spectrum analyzers, oscilloscopes, power supplies, signal/function generators, multimeters, component and safety testers, test leads and accessories.

Global Test Supply | globaltestsupply.com
888-610-7664 | Wilmington, NC
Buy, rent, rent-to-own, and sell refurbed and save $$$. Quality, warrantied, refurbed TE from Agilent, Tektronix, Fluke, Anritsu, & more.

Heuermann HF-Technik GmbH | hhft.de | +49 2402/9749764 | Stolberg, Germany
RF measurement technique: Non-linear S-parameter measurements, error-bar calculation for S-parameters, multi-port calibration without thru. RF-Lap-Timing for: Cars, bikes, ships, model planes. Generators: comb, pattern, patent techniques for low-noise. Transceiver: Patented dual-mode-radio, high security, low power, wireless and wired, UWB, 60 GHz, military. Microwave Security: Microwave gates and scanner.

Instrument Rental Labs | testequip.com
303-469-5335 | Broomfield, CO
Rental & sales of electronic test equipment, spectrum analyzers, meters, power supplies, oscilloscopes.

Keysight Technologies| keysight.com
800-452-4844 | Santa Clara, CA
Basically, everything for every kind of testing need. Test equipment, racks, cables, adapters, amplifiers, cables, RF switches, spectrum analyzers, network analyzers, communications test sets, multimeters, EEsof EDA products.

Megown Test and Measurement, Inc | megown.com
800-442-5835 | Roseville, CA
Sells, rents, and leases new and reconditioned test and measurement equipment direct to end-users, providing superior products at the lowest price and in the shortest time frame. Sophisticated product inspection and testing process and state-of-the-art calibration lab. We are always interested in purchasing late-model test and measurement equipment.

MetricTest | metrictest.com
800-432-3424 | Hayward, CA
New & refurbished electronic test equipment including oscilloscopes, analyzers, generators, meters, counters, power supplies, equipment racks, wireless & optical test equipment.

National Test Equipment, Inc | ntecusa.com
760-639-1700 | Oceanside, CA
New, used, and reconditioned electronic test and measurement equipment sales, rentals, leasing, repair, and calibration. Agilent (HP), Tektronix, Fluke, Rohde & Schwarz, and many more.

Phase Matrix | phasematrix.com
408-428-1000 | San Jose, CA
RF and microwave test and measurement instruments, subsystems, and components. Benchtop frequency counters, modular (VXI) pulsed frequency counters, and modular (VXI and PXI) synthetic instruments, including down/up converters, synthesizers, and LOs for both commercial and military applications. Instrument-grade, fast-switching synthesizer modules. Narrowband and broadband microwave components, ranging from VCOs to complex custom-built assemblies for military instrumentation and telecommunications applications.

Poseidon Scientific Instruments | psi.com.au | +61 8 9430 6639 | Fremantle, Australia
Ultra low phase noise microwave oscillators, phase noise analyzers for 5 MHz to 18 GHz and above.

Praxsym | praxsym.com
217-897-1744 | Fisher, IL
Test equipment to determine best layout for wireless communications systems. PAMS (Portable Attenuation Measurement System), PAMS-C (Commercial PAMS model), PathTrax, T-Meter broadband wireless power meter family, SEITS (Shielded Enclosure Isolation Test Set), single & dual output synthesizers, DDS, RF power management & monitoring.

Recycled Equipment | recycledequipment.com
410-685-1997 | Baltimore, MD
Buys and sells quality used electronic test equipment and VXI/VME Equipment.

Rigol Technologies | rigol.com
877-4-RIGOL-1 | Oakwood Village OH
Digital oscilloscopes, RF spectrum analyzers, digital multimeters, function/arbitrary waveform generators, Digital programmable power supplies, HPLC and UV-Vis spectrophotometers

Rohde & Schwarz | rohde-schwarz.com
888-837-8772 | Columbia, MD
Test & measurement, radio communications, broadcasting, antennas, IT security, signal intelligence, spectrum monitoring, trunked radio. Network analyzers, spectrum analyzers, communications analyzers, signal generators, power meters, voltmeters, oscilloscopes, audio analyzers, power supplies, optical measurement

Saelig Company | saelig.com
585-385-1750 | Fairport, NY
Sells and supports a wide range of electronic control and instrumentation equipment and components to customers for industrial, military, educational, medical, and individual end-users. O-scopes, spectrum & network analyzer, power meters, waveform generators, DMMs, amplifiers, power supplies, antennas, much more. Saelig has earned a growing reputation for having notable products not found elsewhere.

Sencore | sencore.com
800-736-2673 | Sioux Falls, SD
Electronic test instruments for broadcast, computer monitor, digital video, home theater, home automation, industrial/manufacturing, cable, consumer electronics, & HDTV industries, medical & test lab equipment.

Signal Forge | signalforge.com
512-275-3733 | Austin, TX
Digitally synthesized signal generator with 1 GHz range. A small (8.5"x5.5"x1.5"), affordable, high performance device features: Outputs include: AC coupled, differential and a digital output supporting 3.3V, 2.5V and 1.8V voltage levels. Sine wave, square wave - FSK, AM, OOK, ASK and arbitrary modulation modes, frequency sweep - TCXO provide outstanding performance, precision and accuracy.

Spartant | Spartant.com
888-865-9767 | Cincinnati, OH
ideband RF signal generators: 25-6000 MHz and 25-3000 MHz, both featuring USB for control / power and both having a  +13 dBm maximum output power with phase noise of -106 dBc/Hz @100 kHz offset @250-1000 MHz. User interface resides in software installed on the user's computer.

Spectra Test Equipment | spectratest.com
800-716-2421 | Mountain View, CA
Rental, Purchase or Lease. We offer a wide selection of electronic instruments from all the leading manufacturers. Instrumentation types cover virtually all electronic, optical, microwave test items. Calibration and repair of our electronic instruments is performed in our in house NIST traceable calibration lab.

TekNet Electronics | teknetelectronics.com
877-449-3760 | Alpharetta, GA
Used/refurbished electronic test equipment reseller and solution provider; buys and sells electronic test equipment worldwide to industry leading corporations, smaller end users, and government agencies and provides a wide range of technical, logistical, and financial services/solutions that covers the entire life cycle of your electronic testing equipment.

Tektronix | tek.com
800-835-9433 | Beaverton, OR
Test & measurement products including oscilloscopes, signal generators, logic analyzers, accessories, real-time spectrum analyzers, application testing software, communications products.

Test Equipment Depot | testequipmentdepot.com
800-517-8431 | Melrose, MA
New & used electronic test equipment.

Test Equipment Solutions | testequipmenthq.com
+44 (0)1753 596000 | UK
Supplier of quality second user Test Equipment and low cost rental of the same.

Test Equipment Solutions Today | testsolu.com
888-663-4710 | Foster City, CA
High-quality refurbished test and measurement equipment from such manufacturers as Agilent, Acterna, Advantest, Anritsu, Boonton, Fluke, Gigatronics, Hewlett Packard, IFR, Keithley, Marconi, Rohde & Schwarz, Sorenson, Spirent, Tektronix, TTC, Wavetek, and Wiltron.

TestEquity, Inc | testequity.com
800-950-3457 | Thousand Oaks, CA
New & reconditioned test equipment, sales & rentals. Authorized Agilent, Tektronix, Rohde & Schwarz, Fluke, Xantrex, Instek, QuadTech distributor. Mfr of environmental chambers, temperature & humidity.

TestQuote, LLC | testquote.com
561-540-2878 | Hypoluxo, FL
Reconditioned test & measurement equipment marketplace where you choose the purchase, sale, rental, or lease price.

Testwall Ltd | testwall.com
+353 (0)1 2190235 | Dublin, Ireland
Pre-owned test equipment and rental, including spectrum analyzers, network analyzers, logic analyzers, oscilloscopes, power supplies, frequency counters, signal generators, synthesizers, data communications test equipment.

Tucker Electronics | tucker.com
877-667-6044 | Garland, TX
New and refurbished electronic test & measurement instruments and environmental chambers, including digital multimeters/voltmeters, function generators & waveform synthesizers, network analyzers, oscilloscopes, power supplies, spectrum analyzers.

Valuetronics | valuetronics.com
800-552-8258 | Elgin, IL
Buy, sell, and trade electronic test equipment including spectrum, network, logic analyzers, oscilloscopes, digital multimeters, power supplies, & signal generators.

Windfreak Technologies | windfreaktech.com
League City, TX
The Windfreak Synthesizer is a 137MHz to 4.4GHz software tunable, PLL synthesized RF signal generator, controlled and powered by a PC running Windows XP or Windows 7 via its USB port. Don't pay thousands for an old HP signal generator!