Performance characteristics of GB3GD's duplexer.


1: Transmitter leg.

80dB Attenuation at the RX frequency

1.7dB at the TX Frequency


2: Receiver leg.

85dB Attenuation at the TX frequency

1.8dB at the RX Frequency

GB3GD Duplexer Receiver Leg


3: Aerial Facilities Bandpass Filter

Approx 0.6dB across the band

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