Return-Path: 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 lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id v3FKLDTj024568 for ; Sat, 15 Apr 2017 22:21:14 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1czU8z-0003oz-QY for rs_out_1@blacksheep.org; Sat, 15 Apr 2017 21:18:05 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1czU8z-0003oq-5H for rsgb_lf_group@blacksheep.org; Sat, 15 Apr 2017 21:18:05 +0100 Received: from smtpout4.wanadoo.co.uk ([80.12.242.68] helo=smtpout.wanadoo.co.uk) by relay1.thorcom.net with esmtp (Exim 4.89) (envelope-from ) id 1czU8w-0006qS-9q for rsgb_lf_group@blacksheep.org; Sat, 15 Apr 2017 21:18:03 +0100 Received: from AGB ([95.150.163.2]) by mwinf5d55 with ME id 8kJ01v00i03Qyhb03kJ0Ef; Sat, 15 Apr 2017 22:18:01 +0200 X-ME-Helo: AGB X-ME-Date: Sat, 15 Apr 2017 22:18:01 +0200 X-ME-IP: 95.150.163.2 Message-ID: <637AAB5D4E7E4E31B3BBC8BA27E127AC@AGB> From: "Graham" To: References: <58F21E6B.3096.F2699@roelof.ndb.demon.nl> In-Reply-To: Date: Sat, 15 Apr 2017 21:18:00 +0100 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 170415-0, 15/04/2017), Outbound message X-Antivirus-Status: Clean X-Scan-Signature: 7ab87d4d3ea1d9dcb73a78e83fe4d608 Subject: Re: LF: 2017-04-15 06:00:30 VO1NA AA PA0RDT JO11TM 0 477 -17 Op8_||||||||||||||||||||||||||||||_~17dB Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response 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 2.75 Status: O X-Status: X-Keywords: X-UID: 11338 Quite good results Joe Very concentrated capture area this side ? main spots falling to south Uk and Holland , quite low in the North West , nothing decoded this end , but at -17 to Roelof , you could of dropped 10 db may be another 6db .. 1 or 2 watts and still shown up ! What are the dimensions of the Ae ? Take another look tonight , 73-Graham G0NBD -------------------------------------------------- From: Sent: Saturday, April 15, 2017 9:05 PM To: Subject: Re: LF: 2017-04-15 06:00:30 VO1NA AA PA0RDT JO11TM 0 477 -17 Op8_||||||||||||||||||||||||||||||_~17dB > Hi Graham, Roelof, > > Thanks for the encouragement and reports. The dongle sounds very > interesting. Here still using old superhets! > > There will be an encore tonight starting 2300. > Still tinkering on VLF and giving some thought to raising the aerials > again. > > 73 to all > Joe VO1NA > > On Sat, 15 Apr 2017, Roelof Bakker wrote: > >> Hello Graham, >> >> Thank you for the accumulated results of last night's 477 VO1NA OP8 >> reception. Results are promising as propagation was rather mediocre. >> >> I find it amazing how well the cheap RTL-SDR V3 dongle worked. >> >> Is the signal to noise figure referenced to a bandwidth of 2500 Hz? >> If so, using a 12 Hz filter for aural copy, yields an improvement of >> about 23 dB. >> >> 73, >> Roelof, pa0rdt >> >> >> > --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus