Return-Path: Received: (qmail 27067 invoked from network); 10 Jun 2003 12:18:16 -0000 Received: from marstons.services.quay.plus.net (212.159.14.223) by mailstore with SMTP; 10 Jun 2003 12:18:16 -0000 X-Priority: 3 Received: (qmail 5527 invoked by uid 10001); 10 Jun 2003 12:18:16 -0000 X-MSMail-Priority: Normal Received: from post.thorcom.com (193.82.116.70) by marstons.services.quay.plus.net with SMTP; 10 Jun 2003 12:18:15 -0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-SQ: A Received: from majordom by post.thorcom.com with local (Exim 4.14) id 19Pi3l-0005na-6T for rsgb_lf_group-outgoing@blacksheep.org; Tue, 10 Jun 2003 13:17:05 +0100 Received: from [171.68.223.138] (helo=sj-core-4.cisco.com) by post.thorcom.com with esmtp (Exim 4.14) id 19Pi3g-0005nK-Va for rsgb_lf_group@blacksheep.org; Tue, 10 Jun 2003 13:17:01 +0100 Received: from cisco.com (mrwint.cisco.com [64.103.71.48]) by sj-core-4.cisco.com (8.12.6/8.12.6) with ESMTP id h5ACG5wc026325 for ; Tue, 10 Jun 2003 05:16:25 -0700 (PDT) Received: from virgin.net (dhcp-rea-gp250-64-103-65-199.cisco.com [64.103.65.199]) by cisco.com (8.8.8/2.6/Cisco List Logging/8.8.8) with ESMTP id NAA10714 for ; Tue, 10 Jun 2003 13:15:59 +0100 (BST) Message-ID: <3EE5CBFD.7050803@virgin.net> Date: Tue, 10 Jun 2003 13:15:57 +0100 From: "Stewart Bryant" User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.0.2) Gecko/20030208 Netscape/7.02 X-Accept-Language: en-us, en MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <1cd.b5e81c1.2c16eaa1@aol.com> <000001c32f33$db7c4d60$6507a8c0@Main> X-MIME-Autoconverted: from 8bit to quoted-printable by sj-core-4.cisco.com id h5ACG5wc026325 Subject: Re: LF: Re: 300W 136kHz TX Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, hits=-2.1 required=5.0tests=EMAIL_ATTRIBUTION,QUOTED_EMAIL_TEXT,REFERENCES, REPLY_WITH_QUOTES,USER_AGENT_MOZILLA_UA,X_ACCEPT_LANGversion=2.55 X-Spam-Checker-Version: SpamAssassin 2.55 (1.174.2.19-2003-05-19-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 Dave Bob may have a preference for not using remote receive, but he ought to be able to hear MB7LF from his QTH. Stewart G3YSX Alan Melia wrote: > Hi Dave, It is sad to hear that Bob has been unable to beat the "noises", I > know what he has to contend with. Please pass on our thanks and good wishes, > for all the work he has done over the last few years to put a consistent and > distinctive hand-keyed morse signal out on the bands, particularly during > the weekdays. > > Cheers de Alan G3NYK > alan.melia@btinternet.com > > ----- Original Message ----- > From: > To: > Sent: 10 June 2003 09:02 > Subject: LF: 300W 136kHz TX > > > I had a call from Bob G8RW today. > > Bob has one of my 300W class D transmitters which he ran as a 'beta test' > prototype for me. > > Bob has gone QRT on LF due to the ever increasing switched mode power supply > QRM and would like to find a new home for the TX. > > The transmitter is housed in an aluminium case apx 12 W x 6H x 10 D > (inches). From memory, It has a fan, 12V PSU for the logic and had some > extra > protection voltage clamping diodes fitted across the FETs. - I can't > remember if there > is an internal 30V psu for the FETs or not.......Best check with Bob and > adjust price accordingly. > Frequency control is the on-board VCXO but there is an input on the PCB for > a > DDS etc at CMOS levels. > > Price can be haggled, but something around the cost of the TX kit (£79) > seems > fair as this means you'll save the effort of building it and the cost of the > box, heat sink, fan and PSUs etc. - > > Bob's telephone number is 020 8462 1592 QTH is Bromley Kent. > > 73 > > David G0MRF > > > >