From owner-freebsd-multimedia Sat Jan 6 4:43: 5 2001 From owner-freebsd-multimedia@FreeBSD.ORG Sat Jan 6 04:43:03 2001 Return-Path: Delivered-To: freebsd-multimedia@freebsd.org Received: from bells.cs.ucl.ac.uk (bells.cs.ucl.ac.uk [128.16.5.31]) by hub.freebsd.org (Postfix) with SMTP id 57AE637B400 for ; Sat, 6 Jan 2001 04:43:03 -0800 (PST) Received: from borg.cs.ucl.ac.uk by bells.cs.ucl.ac.uk with local SMTP id ; Sat, 6 Jan 2001 12:42:56 +0000 X-Organisation: University College London, CS Dept. X-Phone: +44 (0)20 7679 3704 To: dlm-fbmm@weaselfish.com Cc: freebsd-multimedia@freebsd.org Subject: Re: best shielded/high s/n supported sound card? In-reply-to: Your message of "Fri, 05 Jan 2001 22:23:14 MST." <200101060523.f065NEh09521@green-dome.village.org> Date: Sat, 06 Jan 2001 12:43:17 +0000 From: Orion Hodson Message-Id: <20010106124303.57AE637B400@hub.freebsd.org> Sender: owner-freebsd-multimedia@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org <200101060523.f065NEh09521@green-dome.village.org>dlm-fbmm@weaselfish.com write s: > > So I'm picking up a fair amount of environmental noise with my > semi-cheapo ES1371 sound card (things like high-frequency noise when > an xterm scrolls; a different, continuous background HF noise; some 60 > Hz buzz, etc). Some of it, like the 60 Hz buzz, is almost certainly > due to the cable run between the machine and the mixer. However, I > strongly suspect that the HF problems are due to radiated energy > within the machine's case. The ES1371 has pretty much no shielding, > after all. The linux audio-quality howto talks about this and related issues: http://www.linuxdj.com/audio/quality/ - Orion To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message