Return-Path: Received: from rly-da07.mx.aol.com (rly-da07.mail.aol.com [172.19.129.81]) by air-da02.mail.aol.com (v126.13) with ESMTP id MAILINDA024-a7a4b50e05d324; Fri, 15 Jan 2010 16:38:53 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-da07.mx.aol.com (v125.7) with ESMTP id MAILRELAYINDA072-a7a4b50e05d324; Fri, 15 Jan 2010 16:38:39 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1NVtre-0007Rx-FI for rs_out_1@blacksheep.org; Fri, 15 Jan 2010 21:37:54 +0000 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1NVtre-0007Rm-3K for rsgb_lf_group@blacksheep.org; Fri, 15 Jan 2010 21:37:54 +0000 Received: from sighthound.demon.co.uk ([80.177.174.126]) by relay3.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1NVtrc-0003QV-9h for rsgb_lf_group@blacksheep.org; Fri, 15 Jan 2010 21:37:54 +0000 Received: from opc1 (opc1.twatt.home [192.168.1.6]) by deerhound.twatt.home (Postfix) with ESMTP id 815E13B462 for ; Fri, 15 Jan 2010 21:37:50 +0000 (UTC) Date: Fri, 15 Jan 2010 21:37:58 +0000 From: John P-G To: rsgb_lf_group@blacksheep.org Message-ID: <20100115213758.2427e447@opc1> In-Reply-To: <282551.23614.qm@web28104.mail.ukl.yahoo.com> References: <20100115.130019.4068.1.riese-k3djc@juno.com> <282551.23614.qm@web28104.mail.ukl.yahoo.com> Organization: The Gammy Bird X-Mailer: Claws Mail 3.7.2 (GTK+ 2.18.3; i486-pc-linux-gnu) Mime-Version: 1.0 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: Cat Whiskers Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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-IP: 193.82.116.20 On Fri, 15 Jan 2010 13:15:57 -0800 (PST) M0FMT wrote: > Too glib > =C2=A0 > I can visualise the whisker pointing in the direction of time but not > the mirror image how does that work.=20 Look like a carrier modulated by a harmonically rich waveform, which reduces in frequency......=20 then after a time the carrier is modulated by a harmonically rich waveform that now increases in frequency...... Not too difficult to imagine? What's the time scale on the spectrogram? A motor that slows down, stops and then speeds up? J