At the SNBCG operating site we have the opportunity to out up some large antenna, and for some time we had wanted to try 472 KHz using George M1GEO WSPR transmitter. The plan was using the onsite 50m cellphone mast* to pull up some wire, and with some work hopefully, enough wire to have a […]
Tag: 472khz
MF WSPR Reception
Following on from the previous post, WSPR reception continues mostly 24×7 with a focus on MF. As previously described the setup has been operating for a couple of weeks now, and its a good time to review the WSPR spots. Best DX Spotted 472 KHz Call Grid Pwr km az WA4SZE EM65 0.2 6826 45 […]
WSPR Reception 24×7
WSPR reception 24×7 has always been something I have wanted to try. The problem is trying to find a transceiver, computer, antenna combination that will allow this with minimum fuss. 472 KHz Reception Computer You won’t need a very high spec computer, but if you are leaving it on 24×7 low noise and power […]
LF and MF reception in an urban environment
SW listening and the ability to receive stations many thousands of miles away on HF has always fascinated me. Reception on HF, more especially LF and MF has always been a challenge due to the high urban noise floor. The doublet antenna at home while working well on 7 to 30 MHz, is a poor […]
472 kHz reception on WSPR
Having played around with the Wellbrook loop on 7 MHz the other evening I decided to try some 472 kHz reception on WSPR. I had never tried 472 kHz before, as the combination of local noise and poor antenna has always put me off. The Elad FDM-DUO seems quite sensitive down to 100 kHz (the […]