Return-Path: Received: from rly-db05.mx.aol.com (rly-db05.mail.aol.com [172.19.130.80]) by air-db01.mail.aol.com (v121_r4.6) with ESMTP id MAILINDB014-ac94995b2a9da; Fri, 13 Feb 2009 12:49:34 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-db05.mx.aol.com (v121_r4.4) with ESMTP id MAILRELAYINDB057-ac94995b2a9da; Fri, 13 Feb 2009 12:49:32 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1LY29Q-0000Wk-JK for rs_out_1@blacksheep.org; Fri, 13 Feb 2009 17:48:32 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1LY29Q-0000Wb-8O for rsgb_lf_group@blacksheep.org; Fri, 13 Feb 2009 17:48:32 +0000 Received: from mail-fx0-f13.google.com ([209.85.220.13]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1LY29P-0001QS-9p for rsgb_lf_group@blacksheep.org; Fri, 13 Feb 2009 17:48:32 +0000 Received: by fxm6 with SMTP id 6so2937125fxm.4 for ; Fri, 13 Feb 2009 09:48:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:mime-version:received:date:message-id:subject :from:to:content-type:content-transfer-encoding; bh=HjLKSEp9KvgfV6lce/maeAsAx8hExIrpLHWJRiuy0HY=; b=x6ZBel5JR1D8BZ8ObXnT3WczI63o1ZzvC7JzQ6EC8S9qcgebZKuX+1KooJ7MKeTnyH sLAzifRDX8XgTJqCPxYLv+EBIo4mghZfnXQ7UrIID25HNwPV1vu1vRlGRcJc3bv5ELka ygYmaGFnYXMU4aWn3rwB4/aDhyIl94Yru3mtA= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type :content-transfer-encoding; b=uq/qWRFe9n8JuNvcw8F+r47+2iBh1drAoODwXlazepIAwVVKjLm74EMt0JSHOeDDTa IYSaw6VBqHz34j3Xx+DU2a9XbEu2iJy3nlJpc1+mcbKK9rxon5Hb2EoOpdofS7GaBpts badG9gycf2ZgbiL6/X0eaDRlQ/vjsm2pAiRRk= MIME-Version: 1.0 Received: by 10.223.113.200 with SMTP id b8mr1612705faq.84.1234547033028; Fri, 13 Feb 2009 09:43:53 -0800 (PST) Date: Fri, 13 Feb 2009 17:43:52 +0000 Message-ID: From: Andy Talbot To: rsgb_lf_group@blacksheep.org X-Karma: unknown: DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: LF: 600W PA Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit 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-IP: 193.82.116.20 X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-d302.2 ; domain : googlemail.com DKIM : fail X-Mailer: Unknown (No Version) SRI folks, the 600 Watt PA has now been sold. ...and to the several who asked if it would go at 500kHz, the answer is 'No'. At least as it stood; the transformers would have to be rewound with 3 - 4 times the number of turns and it really is a bit OTT using VHF fets at 0.5MHz (sez he who uses a 200W 0.5 to 40MHz BB amp for 500k :-) Andy G4JNT www.g4jnt.com