Hi Tony Mal transmits reliably and doesn’t suffer fools if that helps!!?? J There are some good designs in LF today Dr. James Cowburn G7NKS E blocked::mailto:[email protected] blocked::m
Like other challenges it?s a personal challenge and that fact that its been done by others is irrelevant e.g. Everest, swimming the channel, marathons, snickers.... Had a bad day Mal? Mind out for th
Hi Brian Welcome to the reflector. Back to back diodes are good option to limit surges and spikes, but others are more qualified than me to advise With best regards Jim Dr. James Cowburn G7NKS E bloc
Water Graham?? Jim Could be a trace from the thought extinct 3 legged Biggle-haggis thought cooked in the grate fire place of 1785 , enough signal there for a MF-1 decode ! G . -- From: "James Moritz
Dear All, I have set up my 137 TX (ex G3XIZ thnks Chris) and am transmitting callsign and locator on 136.5 8wpm “G7NKS IO92UB” 2 minute repeats. The antenna is a 7m long wire out to a gro
Hi Tony The only stupid question is the one that matters and isn’t asked!! I use thin cheap tri-rated wire (approx 2mm) from CEF (City Electrical Factors) http://www.cef.co.uk/ I don’t kn
Dear All, Just rigged a quick XBM-like loop. Braid to earth and radiators and core to 7 m wire to earth stake across back yard Lets see what happens Jim G7NKS
Its in my first post!! You’ve had too much Glenfiddich!! J Callsign and locator From: owner- [email protected] [mailto:owner- [email protected] ] On Behalf Of mal hamilton
Dear All, Tonight there’s a burst of activity on 500khz WSPR. G3XBM is testing his ground loop earth electrode antenna, I am testing a new TX set up and G3XIZ and PE1GRL are on air too. So if a
Dear All, On QRSS3 again but on very jury rigged ant so not expecting any DX reports. G3XIZ, M0JXM and M0BMU only (also M0FMT if listening) Will be rigging a better antenna tomorrow hopefully after t
Hi Graham I dare not even type "heavy water" as Echelon will pick it up and I will be whisked off for waterboarding!! Worse if I type plutonium and anthrax!! The TX is a G3XIZ device that he built an
Wow!! Hours of fun to be had! Shame I don't have 3 phase With best regards Jim Dr. James Cowburn --Original Message-- From: [email protected] [mailto:[email protected]
Hi Rik I'm actually using an inverted L oriented E-W 7m/35m. The vertical portion is at the westerly end and goes up into a silver birch tree and cross a branch at 7m and then goes in an easterly dir
Dear All, Just switched over at 10pm BST to 706 from 735 so should gain around 6 to 10dB power With best regards Jim Dr. James Cowburn E blocked::mailto:[email protected] blocked::mailto:james
Hi Jim Many thanks for the VERY on-topic info! Some folks need to take some more water with it perhaps. Tomorrow I will shift to a more traditional coil and inverted L antenna and re-run a QRSS3 sess