Envelope-to: dave@picks.force9.co.uk Delivery-date: Sun, 14 Aug 2005 14:58:20 +0100 Received: by pih-mxcore09.plus.net with spam-scanned (PlusNet MXCore v2.00) id 1E4J0C-0002bb-Us for dave@picks.force9.co.uk; Sun, 14 Aug 2005 14:58:19 +0100 Received: from post.thorcom.com ([193.82.116.20]) by pih-mxcore09.plus.net with esmtp (PlusNet MXCore v2.00) id 1E4J09-0002N4-15 for dave@picks.force9.co.uk; Sun, 14 Aug 2005 14:58:13 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1E4Izz-0002iB-5n for rs_out_1@blacksheep.org; Sun, 14 Aug 2005 14:58:03 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1E4Izy-0002i2-P3 for rsgb_lf_group@blacksheep.org; Sun, 14 Aug 2005 14:58:02 +0100 Received: from smtp809.mail.ukl.yahoo.com ([217.12.12.199]) by relay1.thorcom.net with smtp (Exim 4.51) id 1E4JHl-0003Pf-IZ for rsgb_lf_group@blacksheep.org; Sun, 14 Aug 2005 15:16:28 +0100 Received: (qmail 96832 invoked from network); 14 Aug 2005 13:57:54 -0000 Received: from unknown (HELO Main) (Alan.Melia@213.122.116.199 with login) by smtp809.mail.ukl.yahoo.com with SMTP; 14 Aug 2005 13:57:53 -0000 Message-ID: <001a01c5a0d8$205ef000$c7747ad5@Main> From: "Alan Melia" To: rsgb_lf_group@blacksheep.org References: <42FE925B.3000907@att.net> Date: Sun, 14 Aug 2005 14:42:04 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 Subject: LF: Re: W&G AT-611 display trouble Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit 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-PN-SpamFiltered: by PlusNet MXCore (v2.00) Dex I have just looked at the circuit digrams for my SPM-12 and find that the orange coloured display is MAN 3640A 7seg LEDs driven by MC 14511...It maybe that yours are not the same, but if they look at all similar send me another message and I will scan the display card circuit as a guide for you. Best Wishes de Alan G3NYK ----- Original Message ----- From: "Dexter McIntyre W4DEX" To: "RSGB LF" Sent: 14 August 2005 01:37 Subject: LF: W&G AT-611 display trouble > I recently acquired a Wandel Goltermann AT-611 SLM. It appears to work > fine but the center two segments of the six digit frequency display > don't illuminate. I guess this is a gas type display that requires a > hundred volts or so to operate. Is there anyone on this group familiar > with this SML and this trouble? Which is the most likely problem the > display or the driver circuit? > > Thanks, > Dex >