Return-Path: Received: (qmail 16503 invoked from network); 29 Apr 2003 17:42:28 -0000 Received: from murphys.services.quay.plus.net (212.159.14.225) by mailstore with SMTP; 29 Apr 2003 17:42:28 -0000 Received: (qmail 15023 invoked from network); 29 Apr 2003 17:42:13 -0000 Received: from post.thorcom.com (193.82.116.70) by murphys.services.quay.plus.net with SMTP; 29 Apr 2003 17:42:13 -0000 X-SQ: A Received: from majordom by post.thorcom.com with local (Exim 4.14) id 19AZ79-0007kD-0h for rsgb_lf_group-outgoing@blacksheep.org; Tue, 29 Apr 2003 18:41:59 +0100 Received: from [195.92.195.171] (helo=cmailg1.svr.pol.co.uk) by post.thorcom.com with esmtp (Exim 4.14) id 19AZ74-0007jw-8f for rsgb_lf_group@blacksheep.org; Tue, 29 Apr 2003 18:41:54 +0100 Received: from modem-95.ainur.dialup.pol.co.uk ([62.136.100.95] helo=f3a3a2) by cmailg1.svr.pol.co.uk with smtp (Exim 4.14) id 19AZ73-0003tn-Bo for rsgb_lf_group@blacksheep.org; Tue, 29 Apr 2003 18:41:53 +0100 Message-ID: <003301c30e76$d0e05b40$ea00a8c0@f3a3a2> From: "Laurie Mayhead" To: rsgb_lf_group@blacksheep.org Date: Tue, 29 Apr 2003 18:40:49 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Subject: LF: Re. BK amps Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, hits=0.0 required=5.0tests=noneversion=2.53 X-Spam-Checker-Version: SpamAssassin 2.53 (1.174.2.15-2003-03-30-exp) X-SA-Exim-Scanned: Yes Sender: Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rsgb_lf_group-outgoing@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false Hi Ian, When I started to use a BK amp (1000W) Lech G3KAU suggested that the frequency compensation capacitors could be reduced in value. I found that replacing the 27pf caps with 4.7pf caps produced an increase in output and the amp. remained stable. I hope this information of use. 73 Laurie.