Hello Uwe, VLF I did some research regarding that FSK shift. My VLF reference went QRT for 3 hours. My reference in Spectrum Lab (SR cal) frequency error compensation/calibration. See here below at A
Hi Uwe, VLF. It seems like the message is started after one month of tuning I notice shift at DJ8WX his signal. It did suddenly shift 0.001 Hz down Best 73's, Peter - PA1SDB VLF grabber -> www.qsl.ne
Hi Peter, I have seen it at your grabber. but I cant find that "shift" on my control screen and I cant find it on all the other grabbers. sri. GL Uwe/dj8wx transmitting on 8970.0225Hz Von: rsgb_lf_gr