Attenuators, Filters & ATE for RF Applications

Contact Us for
  1. Attenuators
  2. All Filter & Diplexer Types
  3. W/G Components 
  4. Antennas for testing
  5. Custom Automatic Test Equipment for Mobile Networks, 5G,6G & IoT applications
  6. RF & Microwave Filters, Low Power, High Power, W/G Filters, Duplexers

Spectrum Control
(Formerly API Tech)

  • ATE Multi-Channel Attenuators/Phase Shifter/ Switch systems for Mobile Networks and IoT
  • Attenuators – Fixed&Programmable
  • Butler Matrix
  • Programmable Switches Phase Shifters,Termination & DC Blocks

A-Info Specialize in:

  • Fixed Coaxial Attenuators
  • Terminations
  • Couplers & Detectors
  • Pin & Coaxial Switches
  • Power dividers/Combiners
  • Limiters
  • Phase Shifters
  • Isolators / Circulators
  • Ocilators
  • Mixers
  • Bias Tee

Infinitech Korea

  • Attenuators
  • High power amplifier modules
  • Connectors
  • RF Loads ,Terminations & DC Blocks
  • Filters