The Osram Dulux EL Economy low energy fluorescent lamp spreads some terrible noise on 136 kHz. Substituted it with a similar lamp from Philips which proved to be much quieter. /sm6pxj
As already has been mentioned on this reflector I had a nice QSO with Ron G6RO on Monday evening. Heard his CQ call with "local" strength and could not resist to answer, even though I don't normally
I think I started on 135.9246 and slowly drifted towards 135.9245 during 1,5 hours. Sorry for not beeing "spot on". Hi chris congratulations. your sigs are O"O copy first seen around 0030 73 de john
Hello John and the group, I'll be on 135.9245 between 00-01 and between 04-05 UTC tonight. 30 sec dots. I hope this fq is not already in use by anyone. /sm6pxj
Here's some pictures from the demolition of the longwave antenna in Kraak, Karlsborg which took place yesterday, 06 March. http://home5.swipnet.se/~w-54761/krk/7s6saj_the_end.htm And this is what the
Kjell, SM1LCA is looking for a Decca 1876 transmitter schematic. There are four SJ757 transistors in each PA module. Any information appreciated. thanks sm6pxj, Christer
Hi Chris, Surely this is the converse of Laurie's result? John, G4CNN Hello John I'm not sure. A SNR graph for the same period of time may differ from the "Signal" graph in the Terman book. -Christer
"Radio Engineer's Handbook" by Terman (1943): http://home5.swipnet.se/~w-54761/terman1.jpg http://home5.swipnet.se/~w-54761/terman2.jpg There seems to be a close correlation between sunspot numbers a
I got the following information from Bengt, SM6OEW concerning the operation from SK6DK: TX PWR was in the region of 100W. The receivers in use was an Icom 745 and an Icom R75, none of them with narro
The radio club SK6DK will make some preparations for the coming 136 kHz transmissions from the SAQ site at Grimeton today (Thursday) June 14. They will use an "inv L" antenna with the vertical part 6
Hello Group, Today´s QSO with Tom G3OLB was the first real test of my new rotary loop (3 m diam). When I listened on the transmitting antenna there was *no* sign of Tom but on the loop he was QRK 3-4
I'll be on 136.65 between 09.00-10.00 UTC and between 12.00-13.00 today Sunday. It would be nice to see what the conds are like right now, in different directions. 73 /Christer sm6pxj G3OLB: Come on
SM1LCA Kjell is now QRV on 136.8 kHz with 100W TX PWR. We had a QSO this morning which was a bit of a struggle due to heavy QRN. This was also the first test of my rotary loop for RX. It is octagonal