WR-28 Waveguide Bandpass Filter

17.7 to 20.2 GHz Passband, 50 dB Rejection from DC to 17.2 GHz and 20.7 to 31 GHz, K-Band
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SWF-19303390-42-B2 is a K-band waveguide bandpass filter with a passband frequency from 17.7 to 20.2 GHz and rejection frequencies from DC to 17.2 GHz and 20.7 to 31 GHz. The filter provides a nominal passband insertion loss of 0.8 dB and typical passband return loss of 18 dB. The filter has a minimum rejection value of 50 dB from DC to 17.2 GHz and 20.7 to 31.0 GHz, and a typical rejection value of 90 dB from 27.5 to 30 GHz.
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Technical Details

Minimum Passband Frequency17.7 GHz
Maximum Passband Frequency20.2 GHz
Minimum Rejection Frequency, Low SideDC
Maximum Rejection Frequency, Low Side17.2 GHz
Minimum Rejection Frequency, High Side20.7 GHz
Maximum Rejection Frequency, High Side31 GHz
Rejection50 dB
Waveguide PortWR-42 Waveguide