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| To: | [email protected] |
|---|---|
| Subject: | Re: LF: Re: Olivia data test |
| From: | John Pumford-Green GM4SLV <[email protected]> |
| Date: | Mon, 15 Oct 2007 22:43:23 +0100 |
| In-reply-to: | <009201c80f73$941ca4e0$0e00000a@AGB> |
| Organization: | The Gammy Bird |
| References: | <002701c80f2d$c1087100$0964a8c0@gusham2mq8wmls> <001201c80f56$71513290$0e00000a@AGB> <005201c80f62$6caa4950$0e00000a@AGB> <00d501c80f66$65b794f0$63286a58@wgt01> <007e01c80f6a$e060f620$0e00000a@AGB> <011801c80f6d$0b4cbed0$63286a58@wgt01> <[email protected]> <009201c80f73$941ca4e0$0e00000a@AGB> |
| Reply-to: | [email protected] |
| Sender: | [email protected] |
On Mon, 15 Oct 2007 22:37:25 +0100 "Graham" <[email protected]> wrote: > Thanks for that John, > > Thats quite usefull , looks to be better than the psk31 , how much > of the 'qsb' cycle is it printing ? > > As a rough guess , thats 2 mins of text , which I think is over the > qsb period -60/90 seconds ? , in which case the mode is quite > effective on this band , > only problem is , it transmitts tones in pairs and needs a linea > system . > > Tnx Hi Graham and the LF group, Yes I rather cheated by picking the best bit. It does get errors in the QSB dips, I can kick the decoder away again and see if I can quantify the period of good/bad copy. I believe MFSK16 would be okay for non-linear amps, as it's a single tone system. Cheers, Joh |
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