Noise Sources
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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 Meters & Generators |
Oscilloscopes | Power Meters & Sensors
| Spectrum Analyzers |
Signal Analyzers |
Signal Generators |
Tuners / VSWR |
Waveform Generators |
Everything Else |
 Advanced Technical Materials (ATM) | 631-289-0363 | Patchogue, NY Attenuators, bias tees, coaxial cables, couplers, DC blocks, isolators, circulators, line stretchers, noise sources, phase shifters, power dividers/combiners, switches, terminations, waveguide, adapters, horn antenna. Cernex | 408-541-9226 | Sunnyvale, CA Amplifiers, antennas, couplers, isolators, circulators, filters, diplexers, oscillators, noise sources, switches, phase shifters, transition & adapters, mixers, waveguide products, attenuators, terminations, detectors, subsystems. dBm Corp | 973-709-0020 | Wayne, NJ Noise generators, satellite link emulators, RF up/down converters, frequency synthesizers, attenuators. DML Microwave (now Micronetics now Mercury Sysems) | 603-883-2900 | Hudson, NH Isolators, circulators, hybrid combiners, couplers, terminations, cable assemblies, low noise and power amplifiers, noise sources. everything RF | 312-436-0084 Find RF & microwave components, equipment and services - 216,401 products from over 1143 manufacturers listed in 275 categories. Download hundreds of vendor white papers. Test equipment amplifiers, antennas, attenuators, bias-Ts, & terminations, RF connectors & adapters, RF filters, power combiners, couplers, & dividers, RF switches, waveguide, Bluetooth & RFID. Maury Microwave | 909-987-4715 | Ontario, CA Adapters, ATE, cable assemblies, connectors, noise sources, terminations, test equipment, tuners, waveguide. Micronetics | 603-883-2900 | Hudson, NH Test equipment, noise sources, voltage controlled oscillators, switches, limiters, phase shifters, attenuators. Murata Electronics | 800-241-6574 | Smyrna, GA Chip multi-layer (1.0 2.5 GHz), chip dielectric (2450 GHz, Bluetooth), surface mount capacitors, thermistors/resistors, coil (inductors)/delay lines, noise suppression products/EMI filters, resonators, piezoelectric sound components, coaxial connectors, antenna/duplexers, isolators/circulators, PLL modules, VCOs, TCXO, RF diode switches, DC-DC converters, sensors. Noisecom | 973-386-9696 | Parsippany, NJ Noise generator test sets, calibrated noise sources, cryogenic primary noise standards, HD Radio signal sources, CAT testers. Noise diodes in chip, surface mount, module, canned, and leaded form. Norden Millimeter Inc. | 530-642-9123 | Placerville, CA Microwave & Millimeter wave components, amplifiers, frequency multipliers, up/down converters, filters, oscillators, integrated assemblies. Saelig Company | 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. Synergy Microwave | 973-881-8800 | Paterson, NJ Attenuators, amplifiers, switches, couplers, DC block, demodulators, filters, frequency synthesizers, SAW oscillators, mixers, phase shifters, power dividers, transformers, VCOs, test fixtures. Related Pages on RF Cafe - Noise Figure <--> Noise Temperature Calculator |