X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 21 Jul 2011 07:50:07 -0400 Message-ID: X-Original-Return-Path: Received: from mail.tsnci.com ([216.12.62.56] verified) by logan.com (CommuniGate Pro SMTP 5.4.0) with ESMTP id 5058531 for lml@lancaironline.net; Wed, 20 Jul 2011 20:56:58 -0400 Received-SPF: none receiver=logan.com; client-ip=216.12.62.56; envelope-from=WeinsweigD@tsnci.com Received: from TSNC_DOM-MTA by mail.tsnci.com with Novell_GroupWise; Wed, 20 Jul 2011 21:03:31 -0400 X-Original-Message-Id: X-Mailer: Novell GroupWise Internet Agent 6.5.7 X-Original-Date: Wed, 20 Jul 2011 21:03:08 -0400 From: "Dr. Weinsweig" X-Original-To: , Subject: mode s and ads-b compliance and upgrading transponders Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Content-Disposition: inline howdy all, my remote sl70 transponder(controlled by cnx80) has stopped working = properly and i am going to modernize my transponder system. i have never = really been real happy with remotely controlling the transponder. every = once in a while the cnx80 would say "cannot command transponder" but with = a reboot it would always work. we have made room for a transponder in the = panel by removing a dvd screen in front of the copilot which was never = used(seemed like a good idea at the time-thanks kirk hammersmith!). the plan is to put a gtx327 in the panel with the possibility of adding a = 2nd (remote transponder to be controlled by the cnx80) down the road. as a = backup. i have tcad and wsi weather. as best as i can tell the requirement for = mode s and ads-b will not be in place until 2020. thus i really cannot = see any justification to going with a more expensive transponder than the = gtrx327 at this time as i don't need the tis capabilities of the gtx330 = and my experience with avionics is that it is outdated almost by the time = it is installed and who knows what will really happen with mode s and = ads-b? am i correct in these assumptions or should i spend more cash for a higher = end transponder with more capabilities? also, is it worth it to spend the = cash and have a backup transponder now? suggestions? also, i hope everyone has a great(and safe!) time at osh. unfortunately i = will not be able to attend. thanks, david weinsweig n750dw propjet 240 hours 304-633-5221 weinsweigd@gmail.com (please use this email address to contact me = directly)