RANGE

COM-TECH designs and manufactures a comprehensive range of output Filters for Broadcast TV and Radio applications, for the UHF, VHF B.III, VHF B.I, FM bands. COM-TECH Filters are available for both analog and digital applications, with a wide choice of cavity sizes, for low to high power applications, and with different numbers of poles, to match all masks and standards requirements (DVB-T, ATSC, ISDB-T, DAB, FM):

  • Bandpass: CL, FC, TF, TS, TC, HR, HE, BF Series
  • Lowpass: LP Series

COM-TECH Filters product codes are named with reference to Series, No. of Poles, Technique, Cavity Size, and Band:

  • Coding (Filters)

TECHNIQUES

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

  • XLine: Extracted-Pole Elliptical Response. Available on CL Series Filters
  • DualCross: Double Cross Coupling. Available on FC, TC, TF Series Filters
  • SIR. Available on TS Series VHF B.III Filters
  • Hairpin. Available on HR Series VHF B.I Filters
  • EVA-Mode. Available on CL Series FM Filters and HE Series VHF B.I Filters

FEATURES

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

OPTIONS

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. Available for FC, TS, TC, TF Series
  • Forced Air Cooling. Available for TC, TF Series
  • Liquid Cooling. Available for TC, TF Series

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

Next: Combination Techniques