Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 29 Jul 2002 17:05:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 29 Jul 2002 17:05:26 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.31.123]:5384 "EHLO atrey.karlin.mff.cuni.cz") by vger.kernel.org with ESMTP id ; Mon, 29 Jul 2002 17:05:25 -0400 Date: Mon, 29 Jul 2002 23:08:49 +0200 From: Pavel Machek To: "Albert D. Cahalan" Cc: Andrew Rodland , "David D. Hagood" , linux-kernel@vger.kernel.org Subject: Re: Speaker twiddling [was: Re: Panicking in morse code] Message-ID: <20020729210849.GD24910@atrey.karlin.mff.cuni.cz> References: <20020729174912.C38@toy.ucw.cz> <200207292035.g6TKZgF161537@saturn.cs.uml.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200207292035.g6TKZgF161537@saturn.cs.uml.edu> User-Agent: Mutt/1.3.28i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 953 Lines: 23 Hi! > > You might even add FSK checksum at each end of morse line ;-), if you realy > > want checksum. Plus it will sound cool. You should also play special melody > > at each start of repeat, to be more decoder-friendly [and it will also > > sound cool]. > > I looked into writing a decoder. It's really helpful to have a > fixed ratio of high/low states. It's also good to avoid silence. If you want it to be simple, take a look at multimon. I was actually able to communicate using beeps on pc beeper and decoded by multimon. But morse would be way more sexy. Pavel -- Casualities in World Trade Center: ~3k dead inside the building, cryptography in U.S.A. and free speech in Czech Republic. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/