Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by klubnl.pl (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id wBJDi1Ch011203 for ; Wed, 19 Dec 2018 14:44:09 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1gZc4W-0006ux-1x for rs_out_1@blacksheep.org; Wed, 19 Dec 2018 13:39:36 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1gZc4S-0006uo-2w for rsgb_lf_group@blacksheep.org; Wed, 19 Dec 2018 13:39:32 +0000 Received: from mout01.posteo.de ([185.67.36.65]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91_59-0488984) (envelope-from ) id 1gZc4Q-0005h9-AE for rsgb_lf_group@blacksheep.org; Wed, 19 Dec 2018 13:39:30 +0000 Received: from submission (posteo.de [89.146.220.130]) by mout01.posteo.de (Postfix) with ESMTPS id 34AF516005D for ; Wed, 19 Dec 2018 14:39:28 +0100 (CET) X-DKIM-Result: Domain=posteo.de Result=Signature OK DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.de; s=2017; t=1545226769; bh=PzkhK0+Yw9LodUrq7l+R2AID2XYLSrUT057Dq16FSjM=; h=Date:From:To:Subject:From; b=qFq38SIB1NFWodCE1CUkEecrCEhIvgHemrWSIooegDfiG6e4HBV+wy/jXMGCw2mpk H064rQndTlfkeF9QmyVojlM3q5GPYw2PJRn0MKOCeKhS0JMQsZJYuMcvs3/Xmmv281 ZL990skaWvalPSZl4zTd/7Zsimx6ZKTKII8fgkchkCcO+vbzOUSBSvKe1aAcbPJ2x+ fY1/0ztnZLg0La6l+ng27uaovpUZrPDW5De6VCPATigqkvqKBfYrU2us+pEb5e3AHC P59jxF80jiX1zBVXK96M+xPyCubLfmN6cikDgNSOiOAWdzAgNkk9sphbshVZ7Dmgoe Ee2OZoylI74+g== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 43KbbM2GWKz6tmS for ; Wed, 19 Dec 2018 14:39:24 +0100 (CET) Message-ID: <5C1A4A0C.7010408@posteo.de> Date: Wed, 19 Dec 2018 14:39:24 +0100 From: DK7FC User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.1.8) Gecko/20100227 Thunderbird/3.0.3 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <10f465fa-37f0-4ac6-b53d-793f955ea011@email.android.com> <5C19FFCB.1060305@posteo.de> <0E0AEF52-CE89-4E56-A2E1-77C2F9815B4B@md.metrocast.net> <22112b01-75cd-1bf0-735e-5d6e36816c1b@charter.net> In-Reply-To: <22112b01-75cd-1bf0-735e-5d6e36816c1b@charter.net> X-Spam-Score: -2.3 (--) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: Hi John, In SpecLab there is an option to remove the PPS peak from the signal. So the right channel can be used for a radio signal as well. I didn't use that option so far but at DL0AO they did. Markus may tel [...] Content analysis details: (-2.3 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/, medium trust [185.67.36.65 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: 0a4643e586472c13187d293ec5d096c2 Subject: Re: LF: Ebnaut receiver frequency stability qustion Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none autolearn=no version=2.63 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 Hi John, In SpecLab there is an option to remove the PPS peak from the signal. So the right channel can be used for a radio signal as well. I didn't use that option so far but at DL0AO they did. Markus may tell you more, or you search in the help files of SpecLab. 73, Stefan Am 19.12.2018 14:27, schrieb John Andrews: > Question: > > I have a homebrew receiver with I and Q outputs that I built some time > ago. It has a 10 MHz input which is divided down to 125 kHz, and my > old HP GPS receiver is still working fine. > > It would seem that I have two options: > > 1. Add an image reject filter ahead of the receiver. > > 2. Ask if there's a way to get Spec Lab to use the I and Q signals AND > the 1pps ticks. > > Thoughts? > > John, W1TAG >