Dear LF Group, I am currently (0120) running some tests on about 503.5k using DF6NM's Chirped Hellschreiber mode - any reports welcome if anyone is still up. I am testing a new HF - LF/MF transverter
Jim, That would of been , Gary G4WGT , running 45.45 baud rtty at 85 Hz shift noticed your signal early in the evening , but dident 'twig' it was a data signal , can you tx in psk31 ? may of printed
Dear LF Group, Thanks for the reports - am now closing down (2316utc). Very noisy here tonight - earlier I saw/heard some kind of data signal on about 503.6kHz with a bandwidth of about 100Hz, but di
Dear Graham, LF Group, Try searching under "envelope elimination restoration" or "Kahn modulation transmitter" - should get you several hundred thousand hits, but I haven't yet found a good general r
Dear Gary, Graham, LF Group Thanks for the screen shots of the Chirped Hell sigs. The "speed" used during the tests was intended to be viewed with the same spectrogram settings as QRSS 3 I will be ou
Hi Jim, LF, As Graham pointed out it was me with 45 Bd RTTY 85 Hz shift on 503.6 KHz. I stopped the beacon when I saw your signals so I could capture & send a report. I have in fact got 3 full screen
Ok Jim Reminds me of picadilly circus wathching the news caster .... whats the optimum refresh rate ? , ive just caught the letters -erp - but nothing since ... G .. Dear LF Group, I am transmitting
? Is this a keyboard-keyboard mode ? is it linea or 'fsk' EER Transverter , not seeing anything on google, is there a link for it ? Tnx G .. Jim, I am currently (0120) running some tests on about 503
Dear Chris, Graham, LF Group, Thanks to G3XIZ earlier this evening for a nice RTTY QSO on 503.5kHz. I used MMTTY with 85Hz shift, and everything worked fine - mind you, Chris is not far from me, and
Dear Chris, Graham, LF Group, Thanks to G3XIZ earlier this evening for a nice RTTY QSO on 503.5kHz. I used MMTTY with 85Hz shift, and everything worked fine - mind you, Chris is not far from me, and
Dear Hartmut, LF Group, Thanks for the report on the PSK31 test sigs - shortly after, G3YKB came up on the frequency and we had a quite long QSO - We have previously worked in digital modes on 136k s
Jim, this received 23:48 UTC: {10}PSK31 TEST DE MØBMU MØBMU IO91u R 1ØØmW ERP {10} {10}RII 9W PEP Ii TO I1V L AT 1ØM HIGH Iant 6ØØnl{10} {10}QTH NR HATFIELD 25km NORTH OF i ONDaeN {10} {10}DE MØBMO P
Hi Jim, Interesting on the system, How are you driving it ? As for 'tests' well , what's the audio bandwidth of you system ? , looks like most modes are in multipsk , but for rtty at 85 hz shift , mm
