Receivers Test: Weak CW on 7MHz


Elecraft K3 (400Hz, 250Hz) Yaesu FTDX5000MP (Roofing: 300Hz, MTU-80/40) Kenwood TS-950SDX(Inrad Roofing Filter) ICOM IC-7600 (Roofing 3kHz) …
Receivers Test: Weak CW on 7MHz