COM-TECH designs and manufactures a comprehensive range of output bandpass Filters for Broadcast TV and Radio Transmitters.
COM-TECH Filters are available with different cavity sizes, for low to high power applications, and with different number of poles, to match all masks and standards requirements (DVB, ATSC, ISDB, DAB).
COM-TECH Filters are easily and Fully Tunable all over their operating band, are Temperature Stabilized, and have a built in DC Short. They are equipped with a Monitor Probe and feature a convenient Interchangeable Connector System.
COM-TECH Filters make use of innovative and proprietary design techniques, such as: XLine, DualCross, SIR, Interdigital Hairpin, EVA-Mode.
Low power Filters can conveniently be integrated into 19” Rack Shelves. Medium and high power Filters can be provided with Heat Sinks, Forced Air Cooling and Liquid Cooling to efficiently increase their input power.
The FILTERS family is coded and categorized firstly with reference to the operating frequency band (UHF Filters, VHF B.III Filters…), subsequently by Filter type (Bandpass or Balanced), and finally by Filter Series (CL Series, FC Series…)