Return-Path: <owner-rsgb_lf_group@blacksheep.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_MED,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: EATSERVER: mailn 1166; Body=2 Fuz1=2 Fuz2=2 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mailn.lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id uB4FlafS004951 for <sq5bpf@lipkowski.org>; Sun, 4 Dec 2016 16:47:38 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1cDYy5-00044F-W6 for rs_out_1@blacksheep.org; Sun, 04 Dec 2016 15:44:45 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1cDYy5-000444-CB for rsgb_lf_group@blacksheep.org; Sun, 04 Dec 2016 15:44:45 +0000 Received: from smtpout2.wanadoo.co.uk ([80.12.242.42] helo=smtpout.wanadoo.co.uk) by relay1.thorcom.net with esmtp (Exim 4.87) (envelope-from <g8fzk@g8fzk.fsnet.co.uk>) id 1cDYy2-0003tS-6l for rsgb_lf_group@blacksheep.org; Sun, 04 Dec 2016 15:44:44 +0000 Received: from AGB ([95.151.119.200]) by mwinf5d28 with ME id Frkc1u00n4KWkev03rkdi8; Sun, 04 Dec 2016 16:44:40 +0100 X-ME-Helo: AGB X-ME-Date: Sun, 04 Dec 2016 16:44:40 +0100 X-ME-IP: 95.151.119.200 Message-ID: <39D3D21292BB4545816F891373132AE9@AGB> From: "Graham" <g8fzk@g8fzk.fsnet.co.uk> To: <rsgb_lf_group@blacksheep.org> References: <1283782765.9999818.1480859806446.ref@mail.yahoo.com> <1283782765.9999818.1480859806446@mail.yahoo.com> <41b1da16-f5a4-b3d4-53c0-e2c9f405c92d@mollies.freeserve.co.uk> In-Reply-To: <41b1da16-f5a4-b3d4-53c0-e2c9f405c92d@mollies.freeserve.co.uk> Date: Sun, 4 Dec 2016 15:44:36 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 X-Antivirus: avast! (VPS 161201-0, 01/12/2016), Outbound message X-Antivirus-Status: Clean X-Scan-Signature: 75bd9e83b9a4dd6aff3296cebc5bb885 Subject: Re: LF: Best SDR for LF. Content-Type: text/plain; format=flowed; charset="UTF-8"; reply-type=response Content-Transfer-Encoding: 8bit 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 2.75 Status: O X-Status: X-Keywords: X-UID: 9699 Martin The holy grail is to find one that transmits as well , there was one tx/rx demonstrated a few years back at the rsgb convention, which was to retail round ÂŁ200 , that price looks to be the norm now , but if it also tx's then that's more use .. There is a new ''kiwi sdr'' rx-only $200 , which is showing up as a web linked system by the users , this seems to be very good Other than that , lots of lower bit ones about , but even with lots of bits , there dynamic range , is not going to get close to the like's of the racals 5 watt mixer drive 120 dB 4 fet cct and there is some conjecture round the actual usable number of bits , compared to the physical bit count , In saying that , the rtl 8 bit works better than the ft897 on 1.8 and 3.5 mhz :( pre- b/w filtering would appeared to be required to keep the out of band carriers at a reasonable level 73-G, -------------------------------------------------- From: "Martin Evans" <books@mollies.freeserve.co.uk> Sent: Sunday, December 04, 2016 2:47 PM To: <rsgb_lf_group@blacksheep.org> Subject: Re: LF: Best SDR for LF. > Thanks Pete. > > Doesn't seem to be much in the way of spec on that site, and the > installation looks tiresome. > > Still, worth checking. > > Martin GW3UCJ. > >> Try ... http://fivedash.com/ >> 73 es GL Pete M0FMT GQRP#15097.in IO91UX >> -------------------------------------------- >> On Sun, 4/12/16, Martin Evans <books@mollies.freeserve.co.uk> >> wrote: >> Subject: LF: Best SDR for LF. >> To: rsgb_lf_group@blacksheep.org >> Date: Sunday, 4 December, 2016, 12:58 >> I've got an SDR-IQ SDR receiver which works pretty well on >> 136/470 kHz. >> I need a second receiver now, for LF again. >> What would the group suggest for a receiver at least as >> good >> as the >> SDR-IQ for these frequencies? >> I am not interested in its performance above 500kHz. >> It must work with SDR-console, the premier SDR program! >> alternatively, has anyone in UK/EU got an SDR-IQ for sale? >> Thanks, >> Martin GW3UCJ Swansea. >> >> > > --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus