BridgeCom Systems BCD-220 utilizes six high-Q notch-type coaxial resonators with 2”-cross-section that results in small geometry advantages without compromising duplex isolation. Due to right material choice and temperature compensated design temperature stability has been achieved.
The resonators are made of extruded aluminum passivated
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BCD 220D Duplexer
My original BCD 22-D duplexer failed, most likely due to a lightning strike. I ordered an exact replacement and it come when promised. Upon installation, everything seems to be working just fine.
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George · March 18, 2026
Works like it should
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Patrick · June 3, 2026
Excellent customer service , excellent repeater and I had a wonderful experience