|300 Hz 455 kHz CW 7-pole Collins filter **DISCONTINUED** **CIRCUIT BOARDS ONLY AVAILABLE**
Note: bandwidth is measured by the manufacturer at -3 dB; we measured shape factor at -60/-6 dB.
Note: Collins mechanical filters are no longer in production. This 300 Hz filter is discontinued.
The Collins part number for the 300 Hz filter is 526-8733-010. This filter can be used with our daughter boards for the Yaesu FT-817, FT-818, FT-857/D, FT-897/D, FT1000/D, FT1000MP, FRG-100. We have the board available at $20 while inventory lasts. If you have the Collins 526-8733-010 filter and need the board, select transceiver model and order below.
300 Hz FILTERS ARE DISCONTINUED. USE THIS PAGE FOR ORDERING CIRCUIT BOARD WITH MATCHING NETWORK ONLY FOR COLLINS 300 Hz FILTERS. NO FILTER IS INCLUDED.