Herotek, Inc., located in San Jose, California is engaged in the design, manufacture, and supply of components and subsystems in the  100 KHz to 50 GHz range, such as GaAs FET amplifiers, (Broadband, low noise and power), Detectors, Limiters, Switches, Comb Generators, Up and Down Converters, Harmonic Mixers, and Integrated Sub assemblies such as multipliers. 

Facilities: 31,000 square-foot manufacturing facility, with clean rooms for MIC Microelectronic Assemblies.

The Company's product range include the following:

Detector Products: Tunnel Diode Detectors, Zero Bias Schottky Diode Detectors, Biased Schottky Detectors, High Sensitivity Zero Bias Schottky Detectors, Tunnel (Back) Diode Detector Drop-In Type, Limiter-Protected Tunnel Diode Detectors, Limiter-Protected Schottky Detectors, Microwave Pulse/CW Power Monitor

Amplifier Products: Miniature Multi-Octave Low Noise Wide Band RF Amplifiers, Miniature Ultra Wide Band RF Amplifiers, High Frequency and Millimeter Wave Amplifiers, Power Amplifiers.

Comb (harmonic) Generator Products,

PIN Diode Limiter Products,

PIN Diode Switch Products: SPST Switches, SPDT Switches, Transfer Switches

Integrated Sub-assembly Products: Converters, Multipliers, Harmonic Mixers

The products are primarily used in Airborne, Ship Board Systems, EW, ECM, Radar, Communication, Land Communications Systems, as well as for Commercial, Wireless and Fiber Optic applications.

The Company also offers custom products are also made according to the customer requirements.