From owner-freebsd-multimedia@FreeBSD.ORG Mon May 15 06:10:43 2006 Return-Path: X-Original-To: freebsd-multimedia@freebsd.org Delivered-To: freebsd-multimedia@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4E95616A40B for ; Mon, 15 May 2006 06:10:43 +0000 (UTC) (envelope-from Yuriy.Tsibizov@gfk.ru) Received: from mx.gfk.ru (mx.gfk.ru [84.21.231.130]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5E4F043D62 for ; Mon, 15 May 2006 06:10:35 +0000 (GMT) (envelope-from Yuriy.Tsibizov@gfk.ru) Received: from demon.hhp.local by mx.gfk.ru (MDaemon.PRO.v8.1.4.R) with ESMTP id md50000215073.msg for ; Mon, 15 May 2006 10:10:08 +0400 X-MimeOLE: Produced By Microsoft Exchange V6.0.6603.0 Content-Class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="koi8-r" Content-Transfer-Encoding: quoted-printable Date: Mon, 15 May 2006 10:10:02 +0400 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: USB audio adapters (snd_uaudio): what to buy and what not? thread-index: AcZ3phpb/guRBXNbQ0iqm3STPwyGiAAPDHZw From: "Yuriy Tsibizov" To: "Dmitry Pryanishnikov" X-Spam-Processed: mx.gfk.ru, Mon, 15 May 2006 10:10:08 +0400 (not processed: message from valid local sender) X-MDRemoteIP: 10.0.0.8 X-Return-Path: Yuriy.Tsibizov@gfk.ru X-MDaemon-Deliver-To: freebsd-multimedia@freebsd.org X-MDAV-Processed: mx.gfk.ru, Mon, 15 May 2006 10:10:10 +0400 Cc: freebsd-multimedia@freebsd.org Subject: RE: USB audio adapters (snd_uaudio): what to buy and what not? X-BeenThere: freebsd-multimedia@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Multimedia discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 May 2006 06:10:43 -0000 > I'm going to buy an USB audio adapter supported by=20 > FreeBSD's snd_uaudio > driver. My needs are general: to play/record stereo audio (no need in > additional channels), line output is a must, headphone output=20 > is a plus ;) > What models can you recommend to buy and what - to avoid=20 > buying? snd_uaudio(4) > only talks about "USB audio class devices" and doesn't=20 > mention specific > models. I would like to hear about any (positive or negative)=20 > experience > with these devices under CURRENT and/or RELENG_6 systems. I have=20 http://www.defender.ru/products/elektronnye-ustroistva/adaptery-usb/10100= /=20 (http://www.usbgear.com/usb-audio-adapter-5/index.html for English = description) that is made by unknown company and sold under several brands (just = search for=20 "USB 5.1 AUDIO ADAPTER" or "AC1500 USB" in Google). Positive side:=20 It works (stereo playback/recording only, 5.1 sound does not).=20 Cheap (around $17 in Moscow).=20 Has LEDs that blink when data is sent over USB bus. Negative side:=20 You have to find correct recording volume, otherwise all you will get=20 is a cheap guitar overdrive - it seems that 100% rec gain is realy = 200-400% gain over=20 source level. If I set a mixer (Behringer MX) to -10db (level required = by most=20 consumer equipment) and line volume at 100% I'm getting distorted sound under any OS (both 7-CURRENT at home and XP at work). I will not recommend it to anything serious. Yuriy