Return-Path: Received: (qmail 6367 invoked from network); 4 Jan 2001 11:28:42 -0000 Received: from unknown (HELO warrior-inbound.servers.plus.net) (212.159.14.227) by excalibur.plus.net with SMTP; 4 Jan 2001 11:28:42 -0000 Received: (qmail 14717 invoked from network); 4 Jan 2001 11:23:24 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by warrior with SMTP; 4 Jan 2001 11:23:24 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #1) id 14E8Ju-0007OP-00 for rsgb_lf_group-outgoing@blacksheep.org; Thu, 04 Jan 2001 11:12:34 +0000 X-Priority: 3 X-MSMail-Priority: Normal Received: from d06lmsgate.uk.ibm.com ([195.212.29.1]) by post.thorcom.com with esmtp (Exim 3.16 #1) id 14E8Jr-0007OI-00 for rsgb_lf_group@blacksheep.org; Thu, 04 Jan 2001 11:12:31 +0000 Received: from d06relay01.portsmouth.uk.ibm.com (d06relay01.portsmouth.uk.ibm.com [9.166.84.147]) by d06lmsgate.uk.ibm.COM (1.0.0) with ESMTP id KAA58772 for ; Thu, 4 Jan 2001 10:56:58 GMT Received: from usa.net (ss8.bld.socks.ibm.com [9.14.4.73]) by d06relay01.portsmouth.uk.ibm.com (8.8.8m3/NCO v4.95) with ESMTP id LAA293374 for ; Thu, 4 Jan 2001 11:11:48 GMT X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Message-ID: <3A545A59.323AC1AD@usa.net> Date: Thu, 04 Jan 2001 12:11:21 +0100 From: "Alberto di Bene" Organization: Undisclosed X-Mailer: Mozilla 4.76 [en] (Win95; U) X-Accept-Language: en MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org Subject: LF: RE: Freq stability References: <98.ec1517f.27851f1b@aol.com> <000801c075fb$20171a80$66b51bca@xtr743187> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Vernall wrote: > > The TVNZ nationwide network, with two Tv channels, has a Rubidium source for > timing. > > 73, Bob In Italy, the state-owned TV broadcaster RAI has all its timings locked to a central Caesium standard, in Rome. Or at least so I have been told by a former RAI employee. I'm wondering if some simple circuit diagram is to be found somewhere, to receive and recover the synch timings, without using a real TV, bulky and noisy. 73 Alberto I2PHD