Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-da03.r1000.mx.aol.com (Internet Inbound) with ESMTP id A811E38000099; Fri, 4 Nov 2011 14:07:45 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1RMOAB-0000JB-3D for rs_out_1@blacksheep.org; Fri, 04 Nov 2011 18:06:47 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1RMOAA-0000J2-Nv for rsgb_lf_group@blacksheep.org; Fri, 04 Nov 2011 18:06:46 +0000 Received: from mail-iy0-f171.google.com ([209.85.210.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1RMOA8-0004sD-E8 for rsgb_lf_group@blacksheep.org; Fri, 04 Nov 2011 18:06:46 +0000 Received: by iaen33 with SMTP id n33so4837455iae.16 for ; Fri, 04 Nov 2011 11:06:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; bh=JwOvGcb3AKaYD/5JEgKJOXxhJxOAnoF//aFx6u4fbQw=; b=O63AvNo36g7xfM5/gHNDB513Ow+HGKC1KLwdkfNE5uSuUJXpqtp/viIBdCpfkbM4HY ZXylgH21lT6UfIAM5AtA1PvT6fHvQ70rDNVXyEiBEvS20ZtREMGJEbgSZ+FnDzdxdbxH RdZBjq3cXxmcKjsL99wKu8jimXBt3/x5Bcuso= MIME-Version: 1.0 Received: by 10.231.26.201 with SMTP id f9mr4017651ibc.40.1320429997891; Fri, 04 Nov 2011 11:06:37 -0700 (PDT) Received: by 10.231.205.132 with HTTP; Fri, 4 Nov 2011 11:06:37 -0700 (PDT) In-Reply-To: <6960E96D-E826-4AD3-A1FF-585BFBEC86A6@numeo.fr> References: <6960E96D-E826-4AD3-A1FF-585BFBEC86A6@numeo.fr> Date: Fri, 4 Nov 2011 18:06:37 +0000 Message-ID: From: Andy Talbot To: rsgb_lf_group@blacksheep.org X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: PA0RDT whip Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G X-AOL-SCOLL-SCORE: 0:2:447946784:93952408 X-AOL-SCOLL-URL_COUNT: 0 X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-m275.2 ; domain : gmail.com DKIM : pass x-aol-sid: 3039ac1d404b4eb429f10d37 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Its only reverse polarity protection - leave it out completely...? Andy 'jnt On 4 November 2011 17:51, John Rabson wrote: > LF, > > I see from the RSGB Handbook that there is a Schottky diode in series wit= h the +12 line. =A0Does it have to be a Schottky device? > > John F5VLF >