Return-Path: X-Spam-DCC: paranoid 1102; Body=3 Fuz1=3 Fuz2=3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-0.5 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, FORGED_RCVD_HELO,RATWARE_GECKO_BUILD,SPF_PASS autolearn=no version=3.1.3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id u336RK6O016147 for ; Sun, 3 Apr 2016 08:27:20 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1ambO3-0001NS-8Q for rs_out_1@blacksheep.org; Sun, 03 Apr 2016 07:19:51 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1ambO2-0001NJ-NI for rsgb_lf_group@blacksheep.org; Sun, 03 Apr 2016 07:19:50 +0100 Received: from parrot.netcom.co.uk ([217.72.171.49]) by relay1.thorcom.net with esmtp (Exim 4.86) (envelope-from ) id 1ambO0-0000ZM-Ek for rsgb_lf_group@blacksheep.org; Sun, 03 Apr 2016 07:19:49 +0100 Received: from sb.abelian.org (i-194-106-52-83.freedom2surf.net [194.106.52.83]) by parrot.netcom.co.uk (Postfix) with ESMTP id AF5E13273E4 for ; Sun, 3 Apr 2016 07:19:10 +0100 (BST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by sb.abelian.org (Postfix) with ESMTP id 68B9D28A03EA for ; Sun, 3 Apr 2016 06:19:40 +0000 (UTC) Message-ID: <5700B5FC.1010504@abelian.org> Date: Sun, 03 Apr 2016 06:19:40 +0000 From: Paul Nicholson User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130329 Thunderbird/17.0.5 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <56FE7A61.5060307@posteo.de> <8D35A393A973C3F-1838-746092@webmail-vm119.sysops.aol.com> <57001900.2020803@abelian.org> <722AD2EA7A5540E8A548D89D60B3A9C2@White> In-Reply-To: <722AD2EA7A5540E8A548D89D60B3A9C2@White> X-Scan-Signature: 5c1f37c04fc013ebbc2288fd3791d043 Subject: Re: VLF: 8270: now 8269.990Hz Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit 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-Scanned-By: MIMEDefang 2.56 on 10.1.3.11 Status: O X-Status: X-Keywords: X-UID: 7580 Markus wrote: > According to my favourite hex editor, ... first samples should be > 698.0 1628.0 > 2096.01 -4322.74 > ... Thanks, I see what's happening. It's the SoX utility which I use to convert the .wav to a data stream. The stupid program assumes that audio samples, even when using IEEE float formats, are restricted to amplitude +/- 1.0 We are seeing the severely clipped output of a stupid program. -- Paul Nicholson --