Hi, I reached OH8HTG WSPR, 1414, km with my earth electrode antenna! TX is M1GEO project, DDS RN3AUS, electrodes are 20 meters apart. Antenna is directly connected to 50 ohm tx filter with serial 2
PS: Forgot to mention that you may also need to consider directivity: The broadcast station used for the measurement should preferably be close to one of the main lobes (ie NE or SW). If there is si
Mauro, I think that good explanation is in G0AKN document http://g0akn.joataman.net/site/EarthCurrentCommunications.pdf pages 15-18. Piotrek, sp5xsb On Sat, Sep 20, 2014 at 5:17 PM, IK1WVQ Mauro <ik
Hi, Last night I get excellent results with my 25 watts TX and earth electode antenna. EIRP is in few miliWatts region. Direction of the antenna is NE, 50 deg. looks that antenna has strong directiv
Hi Mike, LF, nice sky-blue signal here, as ever ;-) I would like to join you 0.5 Hz up, QRSS 60 starting 20 UT. Best 73, Markus FDF6NM) From: Mike Dennison Sent: Tuesday, April 07, 2015 6:40
Hi, My implementation of ARM Radio by I2PHD. http://weaksignals.com/ Piotrek, sp5xsb -- Grabbers: 472 kHz http://sp5xsb.noip.me:2400 //Spectrum Lab by DL4YHF, RX WJ HF1
It was DL6TY!!!!!!!!!!!!! :-) Callsign on another part of transmision!!!!! :-) Piotrek, sp5xsb 2015-10-31 20:41 GMT+01:00 Linda Holtby <[email protected]>: right - seeing as the miscreant wis
Good copy last night near Paris, congrats for activation. F4DTL Nicolas JN18FP http://www.lfiste.fr -- Grabbers: 136 & 472 kHz http://www.qsl.net/sp5xsb/sp5xsb.html https://www.google