Regarding Observation 8868917 …
Receiption of rf generator set at 2402.440 MHz via air to my S-Band antenna and SDR did listen with an offset of 2256Mhz at 146.440Mhz by setting in SATNOGS-SETUP in advanced the radio paramterer SATNOGS_TUNE_ARGS with the value OFFSET=2256000000 Later during the pass I set the generator to 2402.4 MHz.