Return-Path: <owner-rsgb_lf_group@blacksheep.org> Received: (qmail 71671 invoked from network); 22 Feb 2005 21:22:13 -0000 Received: from unknown (HELO ptb-spamcore02.plus.net) (192.168.71.3) by ptb-mailstore04.plus.net with SMTP; 22 Feb 2005 21:22:13 -0000 Received: from mailnull by ptb-spamcore02.plus.net with spamcore-l-b (Exim 4.32; FreeBSD) id 1D3hUe-000K5o-P1 for dave@picks.force9.co.uk; Tue, 22 Feb 2005 21:22:58 +0000 Received: from [192.168.67.1] (helo=ptb-mxcore01.plus.net) by ptb-spamcore02.plus.net with esmtp (Exim 4.32; FreeBSD) id 1D3hUe-000K5c-9L for dave@picks.force9.co.uk; Tue, 22 Feb 2005 21:22:56 +0000 Received: from post.thorcom.com ([193.82.116.20]) by ptb-mxcore01.plus.net with esmtp (Exim) id 1D3hVh-0004x1-Li for dave@picks.force9.co.uk; Tue, 22 Feb 2005 21:24:01 +0000 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1D3hQ9-0000O3-AK for rs_out_1@blacksheep.org; Tue, 22 Feb 2005 21:18:17 +0000 Received: from [193.82.116.30] (helo=relay.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1D3hQ8-0000Nh-J1 for rsgb_lf_group@blacksheep.org; Tue, 22 Feb 2005 21:18:16 +0000 Received: from mailout.zetnet.co.uk ([194.247.47.231]) by relay.thorcom.net with esmtp (Exim 4.43) id 1D3hQ6-0002te-4I for rsgb_lf_group@blacksheep.org; Tue, 22 Feb 2005 21:18:16 +0000 Received: from irwell.zetnet.co.uk ([194.247.47.48] helo=zetnet.co.uk) by mailout.zetnet.co.uk with esmtp (Exim 3.36 #1 (Debian)) id 1D3hPv-0004Gq-00 for <rsgb_lf_group@blacksheep.org>; Tue, 22 Feb 2005 21:18:03 +0000 Received: from john-b5a82ea1a4 (bts-0016.dialup.zetnet.co.uk [194.247.48.16]) by zetnet.co.uk (8.12.11/8.12.11/Debian-5) with ESMTP id j1MLHfEu019026 for <rsgb_lf_group@blacksheep.org>; Tue, 22 Feb 2005 21:17:58 GMT Message-ID: <200502222117460938.1BC838F7@mail.zetnet.co.uk> In-Reply-To: <00a801c51907$4ecab4a0$1e540150@p2300> References: <8b.21a83e11.2f4cc635@aol.com> <00a801c51907$4ecab4a0$1e540150@p2300> X-Mailer: Courier 3.50.00.09.1098 (http://www.rosecitysoftware.com) (K) Date: Tue, 22 Feb 2005 21:17:46 +0000 From: "John Rabson" <word.factory@zetnet.co.uk> To: rsgb_lf_group@blacksheep.org Mime-Version: 1.0 X-SPF-Result: relay.thorcom.net: 194.247.47.231 is neither permitted nor denied by domain of zetnet.co.uk X-Spam-Score: 0.8 (/) X-Spam-Report: autolearn=no,AMATEUR_PORN=0.769 Subject: Re[2]: LF: Off Topic Ft101zd Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: ** X-Spam-Status: No, hits=2.8 required=5.0 tests=AMATEUR_PORN 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-Spam-Filtered: by PlusNet SpamCORE (v3.00) It has been known for people to use an 807 as a first RF stage, and I believe that at World War II monitoring stations it was used as in broadband amplifiers to feed a substantial number of HROs and AR88s. 73 John G3PAI *********** REPLY SEPARATOR *********** On 22/02/2005 at 17:52 captbrian wrote: >Hardly an 807 (beam power tetrode): more like a EF50 (high gain >pentode) but let's not get into this old man's talk ;-)) or we'll be into >the 'young lads today don't know anything ' syndrome and the truth is that >..there's more in a 706iig than I could have got into two 6 foot >racks... Mind you it doesn't keep the shack so warm in this (UK) weather > >Bryan > ----- Original Message ----- > From: G4gvw@aol.com > To: rsgb_lf_group@blacksheep.org > Sent: Tuesday, February 22, 2005 5:30 PM > Subject: Re: LF: Off Topic Ft101zd > > > Wrong Brian ! > > A real amateur wouldn't have put a bulb there in the first place. The >input inductor would have been 10g enam copper (ex-surplus txformer) and >the Ist RF would have been an 807 ! > > 73 de Pat g4gvw !