From owner-freebsd-chat Mon Oct 28 8:28:28 2002 Delivered-To: freebsd-chat@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 763A537B40F for ; Mon, 28 Oct 2002 08:28:27 -0800 (PST) Received: from flood.ping.uio.no (flood.ping.uio.no [129.240.78.31]) by mx1.FreeBSD.org (Postfix) with ESMTP id 465FC43E4A for ; Mon, 28 Oct 2002 08:28:25 -0800 (PST) (envelope-from des@ofug.org) Received: by flood.ping.uio.no (Postfix, from userid 2602) id 2FF32534E; Mon, 28 Oct 2002 17:28:16 +0100 (CET) X-URL: http://www.ofug.org/~des/ X-Disclaimer: The views expressed in this message do not necessarily coincide with those of any organisation or company with which I am or have been affiliated. To: Chris Dillon Cc: Soeren Schmidt , Ronald G Minnich , <"."@babolo.ru>, David Nicholas Kayal , Subject: Re: Show me the light References: <20021028094516.I34529-100000@duey.wolves.k12.mo.us> From: Dag-Erling Smorgrav Date: Mon, 28 Oct 2002 17:28:16 +0100 In-Reply-To: <20021028094516.I34529-100000@duey.wolves.k12.mo.us> (Chris Dillon's message of "Mon, 28 Oct 2002 10:05:39 -0600 (CST)") Message-ID: Lines: 14 User-Agent: Gnus/5.090007 (Oort Gnus v0.07) Emacs/21.2 (i386--freebsd) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-freebsd-chat@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Chris Dillon writes: > Heh. Back when I had an 8086 XT and liked to listen to MODs and > similar tracked music types, I built a very simple diode ladder DA > converter that used the 8 output bits of the parallel port (9 output > levels, so just slightly better than 3-bit resolution). Umm, if you do it right you get 8-bit (or 9-bit) mono. You're limited to ~10 kHz though. I have one of these babies lying around here somewhere; they were sold (ready-made and as kits) under the brand name Covox. DES -- Dag-Erling Smorgrav - des@ofug.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-chat" in the body of the message