Return-Path: <owner-rsgb_lf_group@blacksheep.org>
X-Spam-DCC: paranoid 1102; Body=2 Fuz1=2 Fuz2=2
X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org
X-Spam-Level: 
X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL,
	SPF_PASS autolearn=no version=3.1.3
Received: from post.thorcom.com (post.thorcom.com [195.171.43.25])
	by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id u32A4WIa014376
	for <sq5bpf@lipkowski.org>; Sat, 2 Apr 2016 12:04:32 +0200
Received: from majordom by post.thorcom.com with local (Exim 4.14)
	id 1amILp-0002hJ-9e
	for rs_out_1@blacksheep.org; Sat, 02 Apr 2016 11:00:17 +0100
Received: from [195.171.43.32] (helo=relay1.thorcom.net)
	by post.thorcom.com with esmtp (Exim 4.14)
	id 1amILo-0002hA-NL
	for rsgb_lf_group@blacksheep.org; Sat, 02 Apr 2016 11:00:16 +0100
Received: from mout.gmx.net ([212.227.17.21])
	by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256)
	(Exim 4.86)
	(envelope-from <cpaul@gmx.net>)
	id 1amILm-00058g-4L
	for rsgb_lf_group@blacksheep.org; Sat, 02 Apr 2016 11:00:15 +0100
Received: from Clemens0811 ([79.237.162.138]) by mail.gmx.com (mrgmx102) with
 ESMTPSA (Nemesis) id 0M7m0a-1Zr0u33DqS-00vPX7 for
 <rsgb_lf_group@blacksheep.org>; Sat, 02 Apr 2016 12:00:12 +0200
From: "Clemens Paul" <cpaul@gmx.net>
To: <rsgb_lf_group@blacksheep.org>
References: <56E02A1B.9020309@abelian.org> <56FF7EC4.8020106@abelian.org>
In-Reply-To: <56FF7EC4.8020106@abelian.org>
Date: Sat, 2 Apr 2016 12:00:10 +0200
Message-ID: <53EDAAF03A264CE2A1FED1EDD54A2032@Clemens0811>
MIME-Version: 1.0
X-Mailer: Microsoft Office Outlook 11
Thread-Index: AdGMt5SSlzotN2W0TC+XJb576Esg9AADaydg
X-MimeOLE: Produced By Microsoft MimeOLE V6.1.7601.17609
X-Provags-ID: V03:K0:Yc8lbDEAt+JaYAiYJWxfnRRqMcZ+XsEgHeSZQVpcimoofZF4imm
 +Rh2f2sbgFJtqmJS03TFwW/NUAjowvJBqb57W+63Vz/fLOyAURdiYIrh4iZLHJHfErksbMS
 XcVPMg4Hpa4/luVqFE3rrqBr+eezLTR397ttqda/Tz5ZiZQdUIB5iLQqX5JYXTrXFi250y3
 FFh7HnJY8fuUNCh8JYTHA==
X-UI-Out-Filterresults: notjunk:1;V01:K0:9x+mqtHVOnQ=:ueFRWzrOc9FrUg4+2FDZln
 5NdNqmU56o8ORufWI7xePN5TF0nY/sKrmUQ9O/FeIUItvkK03xh6DVLU/EHp17fN9MmaQeBL+
 SfM5125X/QJ3HcqKvBdlps6SIXcprQnFv4P1Nc0or4DHT8Y8rYjETbcQBblRWuDDxPMbA2QKX
 gbsjeP13EaE9H1DxP5dl9zRc5r9AWuRNfCI0c26ehQXUB6qeoFe4b5p7Yksy8Ar+WinUafWNQ
 fRiPfcgR54os3ewCfgjjhtn+3SWoySbO6+CLDJhF4BGAaTcoNedoK2ovszBtjCZ5s6coKQVdG
 dnLDGjxhhmoJluHzi2Tw3anbgncd2L9mq438k3Urwk0FGOo2UunAXe0ZzXbivgH22ShnmtOUc
 15EnFOYhZi+6WUZK7wVs38mKil7uFrQajaDB8wJHpJ/m0L6+1YvUmKZxUAF3m2BvfnBe4vaGj
 UF11YODQmIUrhB2NhRz/TK3Gzh3+d7ghBL98QgEE8yWIptZZYSSOhGPuw2niMLim9gq+O6i81
 6++Waax9ICnoVVHhFhq1TYNqX0d6LiQBZA0KOpVlLJyC3HWc+w23KmvNoO+P49ek99r6QM2BT
 yA/kpzE93SNT80ay3RJWDzI3h0bFqGflBtPdMEkHHJBtdNrY4GHHlWlZdIoc0C/0leHCzTISx
 tdEURorwrcm4BTdl202KtcLEUU9NJjP6gKDEJdgOylGPM8pxPWdRt1SMSOiEID2v5/S1tl6Hy
 tiSOeDiHuT6aPgkxeZsO9rOifJDzyS+g9dcQJckSLIW7kg4Ih+xppmB94Nf/PIvm2PRP84p7z
 sxvFtB5
X-Scan-Signature: 66d07794ca19cd68f7d6cc289cd4ac18
Subject: RE: LF: Another GPSDO
Content-Type: text/plain;
	charset="us-ascii"
Content-Transfer-Encoding: 7bit
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-Scanned-By: MIMEDefang 2.56 on 10.1.3.11
Status: O
X-Status: 
X-Keywords:                  
X-UID: 7565

Hi Paul,

for a comparison it might be worth to take a closer look also to this one
(also made in UK).
http://www.jrmiller.demon.co.uk/projects/ministd/frqstd.htm

73
Clemens
DL4RAJ 

>-----Original Message-----
>From: owner-rsgb_lf_group@blacksheep.org 
>[mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Paul Nicholson
>Sent: Saturday, April 02, 2016 10:12 AM
>To: rsgb_lf_group@blacksheep.org
>Subject: Re: LF: Another GPSDO
>
>
>I wrote:
>
> > 
>http://www.ebay.co.uk/itm/GPS-DISCiPLINED-CLOCK-GPSDO-10MHz-10M
>-OUTPUT-SQUARE-WAVE-RS232-OUTPUT-GPS-NMEA-s-/252011014153 
>
>
>
>After some trials I find this GPSDO is not so good after all.
>
>The 10MHz output is stable at about 9999999.9991 Hz, it appears
>locked by the GPS but at the wrong frequency due to some defect
>in the control loop.   It is apparently a known problem and
>appears on all the variations of BG7TBL's GPSDO.
>
>Another problem is that you cannot send RS232 commands to the GPS
>chip - its serial input is taken up by the on board controller.
>
>So I can't recommend this one.   It's a pity because it's a
>neat low cost unit.
>
>Now I'm about to buy one of these instead
>
>  https://www.tindie.com/products/nsayer/gps-disciplined-ocxo/
>
>--
>Paul Nicholson
>--
>