COM-TECH designs and manufactures a comprehensive range of Filters for analog and digital Broadcast TV and Radio applications.
COM-TECH Bandpass Filters are available for all the Operating Bands, with a wide choice of Cavity Sizes, with different Numbers of Poles.
COM-TECH Lowpass Filters are designed to grant out-of band spurious rejections when used together with COM-TECH Bandpass Filters.

COM-TECH Filters Coding is based on: Series, No. of Poles, Technique, Cavity Size, and Operating Band.


COM-TECH Bandpass Filters make use of innovative and proprietary design techniques:

  • XLine: Extracted-Pole Elliptical-Response
  • DualCross: Double Cross-Coupling
  • SIR
  • Hairpin
  • EVA-Mode


COM-TECH Bandpass Filters are designed and engineered with state-of-the-art techniques, and realized with cutting-edge manufacturing technology, in order to grant the maximum reliability and deliver the most advanced performances: highest voltage safety margins, lowest insertion loss, maximum compactness, exceptional mechanical stability, durability, and immunity to transportation shocks.

  • Full-Band Tunability
  • Temperature Stabilization
  • DC-Short
  • Output Monitor Probe
  • Modular Connector System
  • 10-Year Warranty


COM-TECH Bandpass Filters can be provided with specific Options to efficiently reduce their over-temperature, and to consequently increase their maximum operating power. The resulting downsizing possibility allows significant cost and space savings:

  • Heat Sinks
  • Forced Air Cooling
  • Liquid Cooling

COM-TECH Filters have been engineered to be conveniently fit into Racks. COM-TECH can provide standard and customized solutions to integrate Filters, Combiners, Directional Couplers, Lowpass Filters, and other components into Racks:

  • Rack-Shelf. Available for CL, FC Series