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thanks

well, I am not member anymore since we moved to Autrai 73 David

Justin, the noise floor into a 50 Ohm resistor at room temperature into a 50 Ohm system should be -174 dBm/Hz. If your rig has a noise figure of 10 dB (this is a common value with pre-amp on at 50 MHz

Mike distorted audio is a known problem due to a design choice which leads to slight distortions, but it is on all bands. if it is just 80m I suggest to exclude antenna problems. Use a dummyload and a