Return-Path: <majordom@post.thorcom.com> Received: (qmail 16226 invoked from network); 26 Jun 2001 12:20:35 -0000 Received: from unknown (HELO warrior-inbound.servers.plus.net) (212.159.14.227) by excalibur.plus.net with SMTP; 26 Jun 2001 12:20:35 -0000 Received: (qmail 15341 invoked from network); 26 Jun 2001 12:19:27 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by warrior with SMTP; 26 Jun 2001 12:19:27 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #2) id 15ErkY-0008EM-00 for rsgb_lf_group-outgoing@blacksheep.org; Tue, 26 Jun 2001 13:15:22 +0100 Received: from lepidachrosite.lion-access.net ([212.19.217.3]) by post.thorcom.com with esmtp (Exim 3.16 #2) id 15ErkX-0008EH-00 for rsgb_lf_group@blacksheep.org; Tue, 26 Jun 2001 13:15:22 +0100 Received: from w8k3f0 (Toetanchamon.Leaders.dialin.freeler.nl [212.26.212.207]) by lepidachrosite.lion-access.net (I-Lab) with SMTP id AEC77CAEE1 for <rsgb_lf_group@blacksheep.org>; Tue, 26 Jun 2001 12:13:30 +0000 (GMT) Message-ID: <003301c0fe3a$50849b80$8cd91ad4@w8k3f0> From: "Dick Rollema" <d.w.rollema@freeler.nl> To: rsgb_lf_group@blacksheep.org References: <7D653C9C42F5D411A27C00508BF8803D55C512@pdw-mail-r1.dstl.gov.uk> Subject: LF: Re: RE: 3 phase ripple Date: Tue, 26 Jun 2001 14:19:03 +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 5.00.2314.1300 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: <majordom@post.thorcom.com> To All from PA0SE Andy, G4JNT, wrote: > Using the standard mean UK supply of 234V rms nominal (405V phase voltage, > peak = 573V) the rectified supply would be 573 volts max, so my earlier > statement that 600V FETs could be used was of course rubbish, as the margin > is much too low. Apparantly those vacuum FETs used by LX1PD is not such a bad idea .... 73, Dick, PA0SE