Return-Path: Received: from rly-da08.mx.aol.com (rly-da08.mail.aol.com [172.19.129.82]) by air-da03.mail.aol.com (v121.4) with ESMTP id MAILINDA034-a8547ae1dc211; Sat, 09 Feb 2008 16:40:33 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-da08.mx.aol.com (v121.4) with ESMTP id MAILRELAYINDA085-a8547ae1dc211; Sat, 09 Feb 2008 16:40:20 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1JNxQS-0006T9-HK for rs_out_1@blacksheep.org; Sat, 09 Feb 2008 21:39:56 +0000 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1JNxQR-0006T0-84 for rsgb_lf_group@blacksheep.org; Sat, 09 Feb 2008 21:39:55 +0000 Received: from cmsout03.mbox.net ([165.212.64.33]) by relay3.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1JNxQL-0008Oo-62 for rsgb_lf_group@blacksheep.org; Sat, 09 Feb 2008 21:39:55 +0000 Received: from cmsout03.mbox.net (cmsout03.mbox.net [165.212.64.33]) by cmsout03.mbox.net (Postfix) with ESMTP id CBF315C8B for ; Sat, 9 Feb 2008 21:39:13 +0000 (GMT) Received: from cmsapps04.cms.usa.net [165.212.11.133] by cmsout03.mbox.net via smtad (C8.MAIN.3.34P) with ESMTP id XID410mBiVno5446X03; Sat, 09 Feb 2008 21:39:14 -0000 X-USANET-Source: 165.212.11.133 IN dibene@usa.net cmsapps04.cms.usa.net X-USANET-MsgId: XID410mBiVno5446X03 Received: from [192.168.1.2] [151.47.216.1] by cmsapps04.cms.usa.net (ESMTPA/dibene@usa.net) via mtad (C8.MAIN.3.40M) with ESMTPA id 131mBiVnL0235M40; Sat, 09 Feb 2008 21:39:11 -0000 X-USANET-Auth: 151.47.216.1 AUTH dibene@usa.net [192.168.1.2] Message-ID: <47AE1D7E.808@usa.net> Date: Sat, 09 Feb 2008 22:39:10 +0100 From: Alberto di Bene User-Agent: Thunderbird 2.0.0.9 (Windows/20071031) MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <001501c8690d$0e706f40$410d7ad5@w4o8m9> <001501c869db$a296b840$97188351@w4o8m9> <000d01c86aa8$96510040$ae197ad5@w4o8m9> <47ADFB8F.5050001@telia.com> In-Reply-To: <47ADFB8F.5050001@telia.com> X-Enigmail-Version: 0.95.6 Z-USANET-MsgId: XID131mBiVnm0235X40 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: LF: Re: M0BMU WOLF Beacon Content-Type: text/plain; charset=ISO-8859-1; format=flowed 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-IP: 193.82.116.20 X-AOL-SCOLL-AUTHENTICATION: listenair ; SPF_helo : n X-AOL-SCOLL-AUTHENTICATION: listenair ; SPF_822_from : n X-Mailer: Unknown (No Version) Johan H. Bodin wrote: > This sampling rate is re-sampled to a "standard" rate by > Windows when listening through the soundcard, and by the VAC software > (Virtual Audio Cable) when routing the signal to other programs such as > Wolf. Unfortunately, the VAC software seems to use a quite sloppy > algorithm for resampling, probably to reduce the CPU load. At some > output sampling rates, there are distorsion products that look like some > kind of "in-band aliasing" and these are not more than 40dB down or so > :-( Maybe this percent of THD goes unnoticed by "normal" VAC users who > listen to mainsream music (which is usually 100% distorsion anyway ;-) ) Yes, I can confirm that VAC has a very bad resampler. You can hear the artifacts easily, even on voice recordings. A good suggestion for Nico would be to implement the resampler inside the Perseus software... 73 Alberto I2PHD