Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dk04.r1000.mx.aol.com (Internet Inbound) with ESMTP id 0DA4E380000E7; Fri, 21 Dec 2012 08:04:08 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Tm2Fm-0000cF-Vs for rs_out_1@blacksheep.org; Fri, 21 Dec 2012 13:03:06 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Tm2Fm-0000c6-Ga for rsgb_lf_group@blacksheep.org; Fri, 21 Dec 2012 13:03:06 +0000 Received: from d119a1.x-mailer.de ([212.162.53.138]) by relay1.thorcom.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.77) (envelope-from ) id 1Tm2Fk-000468-6Y for rsgb_lf_group@blacksheep.org; Fri, 21 Dec 2012 13:03:05 +0000 Received: from [109.91.186.27] (helo=[192.168.200.3]) by d119.x-mailer.de with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.63) (envelope-from ) id 1Tm2FP-0006tn-5H for rsgb_lf_group@blacksheep.org; Fri, 21 Dec 2012 14:02:43 +0100 Message-ID: <50D45DF1.3030109@darc.de> Date: Fri, 21 Dec 2012 14:02:41 +0100 From: Stefan Endemann User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <676C5093-3A16-4528-85CD-46FAD16ADDD3@dk8kw.de> <1356093445.18051.YahooMailNeo@web133203.mail.ir2.yahoo.com> In-Reply-To: <1356093445.18051.YahooMailNeo@web133203.mail.ir2.yahoo.com> X-Info: valid message X-Info: original Date X-Spam-Score: 0.0 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Hi Pete and Geri, Codec2 might be a viable medium term solution for real-time compression of speech for narrow band communication (http://codec2.org/). There is also an interesting presentation about Codec2 by David Rowe on youtube: http://www.youtube.com/watch?v=KsywWf8dQgU [...] Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- X-Scan-Signature: 1bc6486c2865e7dc2ff7578e6d7fc226 Subject: Re: LF: Re: 477 NOV What Modes ? Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G x-aol-sid: 3039ac1db40850d45e486b82 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Hi Pete and Geri, Codec2 might be a viable medium term solution for real-time compression of speech for narrow band communication (http://codec2.org/). There is also an interesting presentation about Codec2 by David Rowe on youtube: http://www.youtube.com/watch?v=KsywWf8dQgU 73 Stefan, DJ2SEA -------- Original Message -------- Subject: Re: LF: Re: 477 NOV What Modes ? From: M0FMT To: rsgb_lf_group@blacksheep.org Date: Fri Dec 21 2012 13:37:25 GMT+0100 > Hi again Geri > > I remember the SM stns using normal SSB on a beacon QRG 505 +/-. a > couple of years ago but not compressed. > > I was thinking that there must be a method or algorithm that has a look > up table of "diphones" and is able to utilise the repetitive sounds, > spaces and diphones of the language in use (hard luck German has over > 2500 Spanish has 800). Thus a real time narrow band communication > channel carrying only pointing data would result. The outcome will > probably be a cross between Donald Duck and Stephen Hawking in a channel > of a few Hz? Any mileage (sorry Kilometreage) in the idea? > Just thought to make the sound like the sender there could be a real > time slowed down session of key words to build the diphone library prior > to the contact so the following QSO would sound nearly normal. This > library would build over time so the system training would only need one > session for a particular stn then on future QSOs a call sign entry would > only be needed...... better stop now I am scaring myself. Maybe get it > all on one PIC...... not? > http://en.wikipedia.org/wiki/Speech_synthesis > > 73 es GL Pete M0FMT IO91UX > > *From:* Holger 'Geri' DK8KW DI2BO W1KW > *To:* "rsgb_lf_group@blacksheep.org" > *Cc:* "" > *Sent:* Friday, 21 December 2012, 11:16 > *Subject:* Re: LF: Re: 477 NOV What Modes ? > > Markus and I once had a successful "Slow SSB" QSO on 137 kHz years > ago in our German 800 Hz bandwidth limitation. We slowed down normal > voice four times, transmitted it over SSB and expanded it again by > reversing the process ... using the full 7 kHz would make a fine AM > signal, indeed ... perhaps even a low deviation FM signal would do? > > Be creative, by 73 > > Geri, DK8KW > > m > On 21.12.2012, at 10:34, "Chris" > wrote: > >> All modes, as per the licence and 136/7 band. >> Roger, yes, a couple of us are thinking about some QRP AM across >> town (subject to non QRM to other locals), and why not? >> Some sort of agreed band plan would be helpful ASAP as well. >> My two NoVs were dated 20th. December, but it does say 'Date of >> Issue', which isn't the same as 'Date of Commencement', 'With >> Effect From' or whatever. It was clear from the Ofcom site where >> the link was that the NoV comes into effect on 1st. January. >> Vy 73, Chris, G4AYT, Whitstable, Kent. >> >> ----- Original Message ----- >> *From:* Graham >> *To:* rsgb_lf_group@blacksheep.org >> >> *Sent:* Thursday, December 20, 2012 5:04 PM >> *Subject:* LF: 477 NOV What Modes ? >> >> Starting 1/1/13 .. but What Modes non listed , only >> the power ?? >> >> G.. >> > > > >