G.T. Microwave: Connectorized PIN Diode Components: Phase Shifters, Switches, Vector/Pulse Modulators, Attenuators and other PIN Diode based components
Reactel: RF and Microwave Filters covering 5MHz to 50 GHz. Discrete-Lumped Element. Cavity. Ceramic. Combline and Interdigital, Tubular. Suspended Substrate, Waveguide. Integrated assemblies: Switch Filter Banks, Diplexers, Triplexers etc…
Ciao Wireless: Microwave GaAs Amplifiers  30 kHz to 50 GHz, Low Noise and Medium Power, Broadband and Limiting amplifiers. Radial Power Combiners/Dividers for high power solid state transmitter and amplifier applications.
JFW Industries:  Attenuation, Filter and RF Switching Automated Test Systems and  Components – 50 ohm/75 ohm – Programmable, Manual and Fixed Attenuators, Terminations and Mismatches, Power Dividers, Couplers, DC Blocks, RF Switches, RF Detectors, Adapters, Test Systems: Integrated Attenuator and Matrix Switch Test Systems etc… Made in USA ISO 9001:2015 RoHS
HV Technologies – Prominent Supplier of EMC Test Equipment. Surge and EFT Generators, ESD Guns, Conducted and Radiated Immunity Test Systems, EMI Receivers, RF amps, antennas and positioning equipment, fiber-optic links and converters for anechoic and screen rooms
CPI: Instrumentation Amplifiers –  (1GHz to 95GHz). TWTA’s Octave and multi-octave bandwidths, 20 Watts to 8KW Watts, CW and Pulsed
Anritsu: Rentals, Leasing, and Sales –RF/Microwave, Optical and BERT Instruments : (DC-110GHz) Network Analyzers, Spectrum Analyzers, Synthesizers, Signal Generators, Optical Instrumentation, Power Meters, and Radio Communications Test Instrument. 
Select Fabricators: RF EMI Shielded Fabric Enclosures. Tabletop and Full room designs. Fabric Tents for EMI and semiconductor test. RF pouches for securing RF and mobile devices. Aerospace covers for Satcom static protection.
Elcom Technologies, Inc: Frequency Sources – Including Broadband Direct Analog, Indirect PLL, Narrow Band, Fast Switching, Low Phase Noise Frequency Synthesizers, VME Based Tuners and Phase Locked DRO’s.
TestWorld: Refurbished Electronic Test Equipment from all manufacturers.
  Johnstech: Test Sockets –  Design, manufacture and distribute high-density, high-performance Test Sockets and other interconnect products for the electronics industry. 
AST Microwave: Waveguide Switches and Components Electronic and manual waveguide switches. Passive microwave waveguide components; straights, bends, couplers, terminations, etc.