From owner-freebsd-hackers Tue Jan 6 21:27:40 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.7/8.8.7) id VAA12051 for hackers-outgoing; Tue, 6 Jan 1998 21:27:40 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from ns.mt.sri.com (sri-gw.MT.net [206.127.105.141]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id VAA12008 for ; Tue, 6 Jan 1998 21:27:21 -0800 (PST) (envelope-from nate@mt.sri.com) Received: from mt.sri.com (rocky.mt.sri.com [206.127.76.100]) by ns.mt.sri.com (8.8.8/8.8.8) with SMTP id WAA24964; Tue, 6 Jan 1998 22:27:19 -0700 (MST) (envelope-from nate@rocky.mt.sri.com) Received: by mt.sri.com (SMI-8.6/SMI-SVR4) id WAA29694; Tue, 6 Jan 1998 22:27:16 -0700 Date: Tue, 6 Jan 1998 22:27:16 -0700 Message-Id: <199801070527.WAA29694@mt.sri.com> From: Nate Williams MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: Michael Hancock Cc: Nate Williams , FreeBSD Hackers Subject: Re: GPS for xntpd Stratum 1 servers In-Reply-To: References: <199801070357.UAA29123@mt.sri.com> X-Mailer: VM 6.29 under 19.15 XEmacs Lucid Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk > > If that's too much, you can get a Garmin 12 for around $180 (Cabela's > > Spring catalog) which has less 'features', but that's not important for > > doign time-clocks, unless you *need* an external antenna which the 12 > > doesn't support and the 12XL does. The antenna for the 12XL runs about > > $90 according to Cabelas, and the power supply is $19.. > > In what situations would you need an external antenna? Would I need one > if the Garmin was put into a room on the 15th floor of a 30 floor building > in the middle of the floor farthest away from all windows? You probably need one if you were in the room with the windows. It might not even work in that room unless you can get the antenna outside. The frequencies used the the GPS don't go well through brush, concrete, and or metal. Nate