Return-Path: Received: (qmail 27272 invoked from network); 18 May 1999 12:57:10 +0100 Received: from magnet.plus.net.uk (HELO magnet.force9.net) (195.166.128.26) by guiness.force9.net with SMTP; 18 May 1999 12:57:10 +0100 Received: (qmail 5036 invoked from network); 18 May 1999 11:59:43 -0000 Received: from punt.unica.co.uk (194.75.183.60) by magnet.plus.net.uk with SMTP; 18 May 1999 11:59:43 -0000 Received: from troy.blacksheep.org ([194.75.183.50] ident=root) by punt.unica.co.uk with esmtp (Exim 2.00 #2) id 10jiTQ-0004dN-00; Tue, 18 May 1999 12:55:52 +0100 Received: (from root@localhost) by troy.blacksheep.org (8.6.12/8.6.12) id LAA21834 for rsgb_lf_group-outgoing; Tue, 18 May 1999 11:55:34 GMT Received: from post.thorcom.com (root@post.unica.co.uk [194.75.183.70]) by troy.blacksheep.org (8.6.12/8.6.12) with ESMTP id LAA21830 for ; Tue, 18 May 1999 11:55:30 GMT Received: from mb04.swip.net ([193.12.122.208]) by post.thorcom.com with esmtp (Exim 2.04 #3) id 10jihO-0006Yj-00 for rsgb_lf_group@blacksheep.org; Tue, 18 May 1999 13:10:19 +0100 Received: from s-257519 (dialup158-4-18.swipnet.se [130.244.158.210]) by mb04.swip.net (8.8.8/8.8.8) with SMTP id NAA00644 for ; Tue, 18 May 1999 13:54:58 +0200 (MET DST) Message-ID: <003d01bea125$3323d200$1195f482@s-257519> From: "Johan Bodin" To: rsgb_lf_group@blacksheep.org Subject: LF: HCMOS converter Date: Tue, 18 May 1999 13:53:46 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 4.72.3110.5 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Sender: Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org Hello all, I have uploaded a schematic diagram of my 74HC4053 up-converter to my web site. http://home4.swipnet.se/~w-41522/lfconv/lfconv.html I haven't made any measurements on it but it seems to work very well. There is no input filter on the converter. A tuned loop with preamp provides adequate front end selectivity. 73 de Johan, SM6LKM