Here are plots of the whole 2200m Band from the past 2 Nights (about 1.5MB): https://dl.dropboxusercontent.com/u/50178231/LF/w136900_2016-01-07.JPG https://dl.dropboxusercontent.com/u/50178231/LF/w13
Those gaps occur at +-30 Hz from each 200 Hz multiple, i.e. 137.77, 137.63, 137.57, 137.43, 137.37 kHz etc. They are only a few Hz wide and apparently caused by symmetries in the 200 baud, 2x170 Hz s
Markus, thanks for your reply. Hartmut as you are fairly close to the DCF39 site, I would have expected even stronger sidebands in your spectrograms. Were these from your K9AY antenna pointing away f
"for the 74kHz experiments 2 years ago" What were these please? 73s Roger G3XBM On 8 January 2016 at 20:16, Hartmut Wolff <[email protected]> wrote: Markus, thanks for your reply. Hartmut as you are fai
Am 2016-01-08 um 21:42 schrieb Roger Lapthorn: *"for the 74kHz experiments 2 years ago"* What were these please? For this: https://dl.dropboxusercontent.com/u/50178231/74kHz-Grabber.jpg 73 Hartmut
US Experimental licence Roger 02:25 73 WG2XRS de DL-SWL Op65 -43 dB F:9% in nr Wolfsburg used the 1 hour version, that was originally developed for 136, local copy of the event ... -23dB s/n OPERA 0