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1. [RTTY] signal on 14.080? (score: 1): Author: Jerry Pixton <jpixton@shentel.net>; Date: Mon, 31 May 2004 11:02:36 +0000; Anyone, This old dog is trying to learn new tricks. What modulation are the signal(s) that generally are around 14.080? It sounds to me as if it where a rtty signal, that is I only hear several tones; /archives//html/RTTY/2004-05/msg00196.html (6,973 bytes)
2. RE: [RTTY] signal on 14.080? (score: 1): Author: "Scott Keating" <aerog@bellsouth.net>; Date: Mon, 31 May 2004 08:44:02 -0400; It's MFSK. There are a few programs around dedicated to it and MixW that offers it among others like PSK, etc. Occasionally you might hear THROB up there too, which has more of a warble to it. 73 - S; /archives//html/RTTY/2004-05/msg00197.html (8,301 bytes)
3. RE: [RTTY] signal on 14.080? (score: 1): Author: "Scott Keating" <n4gva@aerog.com>; Date: Mon, 31 May 2004 09:00:56 -0400; You're hearing MFSK16 (Multi-Frequency Shift Keying)I'm sure with an actual text-throughput of about 31.25bps. I did some experiments with a fellow in Australia on 20m running RTTY, PSK31, and MFSK.; /archives//html/RTTY/2004-05/msg00198.html (8,944 bytes)
4. RE: [RTTY] signal on 14.080? (score: 1): Author: Jerry Pixton <jpixton@shentel.net>; Date: Mon, 31 May 2004 15:01:17 +0000; Scott, et al, It is not MFSK16. I have a decoder for that which I sometimes use. You can hear the shifting tones in MFSK16 and see the tones moving around on the MMTTY display. I don't know what BPSK; /archives//html/RTTY/2004-05/msg00200.html (9,869 bytes)
5. RE: [RTTY] signal on 14.080? (score: 1): Author: "Don" <ulformat@teleport.com>; Date: Mon, 31 May 2004 09:36:26 -0700; Jerry 14080 is a hangout for those of us that do Hellschreiber. You may have seen one of the Hellschreiber versions. One of the modes (FeldHell) looks like a wispy vertical bar with horizontals spora; /archives//html/RTTY/2004-05/msg00206.html (11,006 bytes)

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