2 meter Receiving Band Pass Filter with High Q Components to Achieve 144 MHz to 146 MHz Super Low Loss
2 meter Band pass filter uses high Q coils with unloaded Q of more than 1000, and capacitors with Q more than 1200. Low loss of filter achieved with careful design and adjustment. Best receiving RFI band-pass filter for Ham Radio designed for 2 meter band.
Achieved results on a built Band pass filter:
Measured Return Loss – S11 (CH 1) and Insertion Loss – S21 (CH 2). Characteristics of 144 MHz Receiving Bandpass filter.
1. Filter characteristics ”zoomed”.
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All band-pass filters are here: HF, VHF and UHF Band-Pass Filters
Direct link to all 2 meter filters. We have 50 W, 100 W, 200 W, 300 W, 1500 W and 4000 W versions: 2 Meter Band-Pass Filters