Return-Path: Received: (qmail 1823 invoked from network); 7 Dec 2002 13:53:40 -0000 Received: from marstons.services.quay.plus.net (212.159.14.223) by mailstore with SMTP; 7 Dec 2002 13:53:40 -0000 Received: (qmail 9749 invoked by uid 10001); 7 Dec 2002 13:53:24 -0000 Received: from post.thorcom.com (193.82.116.70) by marstons.services.quay.plus.net with SMTP; 7 Dec 2002 13:53:24 -0000 X-SQ: A Received: from majordom by post.thorcom.com with local (Exim 4.10) id 18KfO3-00072U-00 for rsgb_lf_group-outgoing@blacksheep.org; Sat, 07 Dec 2002 13:52:55 +0000 Received: from [62.253.162.46] (helo=mta06-svc.ntlworld.com) by post.thorcom.com with esmtp (Exim 4.10) id 18KfO2-00072L-00 for rsgb_lf_group@blacksheep.org; Sat, 07 Dec 2002 13:52:55 +0000 Received: from oemcomputer ([80.4.106.77]) by mta06-svc.ntlworld.com (InterMail vM.4.01.03.27 201-229-121-127-20010626) with SMTP id <20021207135252.UTNR495.mta06-svc.ntlworld.com@oemcomputer> for ; Sat, 7 Dec 2002 13:52:52 +0000 Message-ID: <002f01c29df8$14528dc0$4d6a0450@oemcomputer> From: "Mike Dennison" To: rsgb_lf_group@blacksheep.org References: <15d.18922582.2b235412@aol.com> Date: Sat, 7 Dec 2002 13:53:53 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Subject: Re: LF: TA tests 72/136 and SXV Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, hits=-0.3 required=5.0tests=QUOTED_EMAIL_TEXT,REFERENCES,SPAM_PHRASE_00_01, USER_AGENT_OEversion=2.42 Sender: Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Markus, When you wrote 'first and second sidebands, I assumed you meant Mark and Space, but obviously not. My mistake. You are probably right that this won't cause any problems. 73 Mike, G3XDV http://www.lf.thersgb.net ==================== > > The 136kHz band is shared with commercial users on a 'non-interference' > > basis. Even if we think our signals are too tiny to make a difference, we > > should not be deliberately operating within the passband of the users of > > SXV. There is plenty of space elsewhere on the band. > > > > Mike, G3XDV > > fair enough, but I really do not think we have any reason to worry about > interfering with SXV. Their FSK is keyed between about 135710 and 135810, so > we will be well outside their intended modulation band. I would regard the > weak sideband above 135930 as a spurious of their hardkeyed FSK. > > Regards > Markus, DF6NM