Return-Path: X-Spam-DCC: paranoid 1290; 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=-2.3 required=5.0 tests=BAYES_00,RCVD_ILLEGAL_IP 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 s9KGeN3q022645 for ; Mon, 20 Oct 2014 18:40:23 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1XgFsS-00082A-RC for rs_out_1@blacksheep.org; Mon, 20 Oct 2014 17:32:12 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1XgFsS-000821-I8 for rsgb_lf_group@blacksheep.org; Mon, 20 Oct 2014 17:32:12 +0100 Received: from smtpout3.wanadoo.co.uk ([80.12.242.59] helo=smtpout.wanadoo.co.uk) by relay1.thorcom.net with esmtp (Exim 4.82) (envelope-from ) id 1XgFsQ-0001ih-Oo for rsgb_lf_group@blacksheep.org; Mon, 20 Oct 2014 17:32:11 +0100 Received: from AGB ([2.31.59.225]) by mwinf5d45 with ME id 5UY71p00B4raCG203UY7Fs; Mon, 20 Oct 2014 18:32:09 +0200 X-ME-Helo: AGB X-ME-Date: Mon, 20 Oct 2014 18:32:09 +0200 X-ME-IP: 2.31.59.225 Message-ID: <15A01213EC1F407896E69F7871909E98@AGB> From: "Graham" To: References: <6BF0F1135DB44D52AFFF0448CE54FD98@eplwin764i3> <6CE5DBDE1EBF4CAA9A3B3F612F772E13@AGB> In-Reply-To: Date: Mon, 20 Oct 2014 17:32:06 +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-Scan-Signature: 47a967f57bae6380aac0a0062beb1b4e Subject: Re: LF: 136 Khz opera 32 deep search last night km07ks 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 2.56 on 10.1.3.10 Status: O X-Status: X-Keywords: X-UID: 833 Ok Joe , I wondered why you where missing from the map , for last nights sing along ! 600 mtrs mid band qrg now 478.500 with +/- 50 Hz pass band , still 477.000 USB . but the pass band has been centred on 1500 Hz 73-G, -------------------------------------------------- From: Sent: Monday, October 20, 2014 1:01 PM To: Subject: Re: LF: 136 Khz opera 32 deep search last night km07ks > Hi Markus and Graham, > > Thanks for the info on op. I'll look for a lower QRG in > the passband for 2200m OP32. Hopefully 478.65 is still OK for OP8. > > It is planned to add 630m to the 2200m exciter by replacing the > CMOS 4020 (divide by 16) with a faster 74LS161. The DDS output is > set at 16f and then divided to improve the resolution and square the > output, but 16x479 kHz is too fast for the 4020. > > Thank-you to IZ7SLZ and SV8RV for their reception reports. > > 73 > Joe VO1NA > > > On Sun, 19 Oct 2014, Graham wrote: > >> Hi Joe , >> >> Quite possibly , >> >> One of the unintended consequences of NED ! >> >> [ Never Ending Development] >> >> The last major upgrade to Opera , saw the removal of dual speeds >> for each band and the audio being centred on 1500 Hz >> >> That put the mid band Rf-QRG at 137.500 with decoder pass band >> +/- say 45 Hz >> >> However , decode threshold and false decodes are improved , with >> some decodes showing with fade losses of 60% >> >> 477K is now set at OP8 478.500 KHz >> >> >> 73-Graham >> >> -------------------------------------------------- >> From: >> Sent: Sunday, October 19, 2014 7:26 PM >> To: >> Subject: Re: LF: 136 Khz opera 32 deep search last night km07ks >> >>> Thanks Dionysios and Terry GW0EZY for the reports of the OP >>> transmissions. >>> Thanks also to DF6NM for his grabber and accurate freq measurements. >>> It seems many OP stations have migrated down about 50 Hz. Did I miss >>> something? >>> >>> The TX was running 240 watts 2.2 amps to the 100 m wire. Will be QRV >>> & QRO again tonight. >>> >>> 73 >>> Joe VO1NA >>> >>> On Sun, 19 Oct 2014, Dionysios Vlachiotis wrote: >>> >>>> sv8rv km07ks Opera-32 correlation >>>> >>>> date time call distance frequency bandwidth snr >>>> correlation >>>> >>>> 2014-10-19 03:54:24 VO1NA 5905km 137554.746Hz 2mHz -47.6dBOp 92% >>>> 15.1dB >>>> 2014-10-19 01:34:22 VO1NA 5905km 137554.746Hz 2mHz -47.0dBOp 84% >>>> 16.7dB >>>> 2014-10-18 22:58:33 DF6NM 1510km 137507.749Hz 2mHz -29.9dBOp 97% >>>> 20.0dB >>>> 2014-10-18 22:50:32 G3XDV 2266km 137529.800Hz 4mHz -39.3dBOp 100% >>>> 20.3dB >>>> 2014-10-18 20:34:20 G3XDV 2266km 137529.800Hz 2mHz -41.7dBOp 92% >>>> 19.9dB >>>> 2014-10-18 19:55:44 DF6NM 1510km 137507.749Hz 2mHz -33.0dBOp 88% >>>> 19.7dB >>>> 2014-10-18 18:24:46 G3XDV 2266km 137529.797Hz 9mHz -46.7dBOp 91% >>>> 17.7dB >>>> >>>> >>>> >>>> 73 de SV8RV >>>> Dionysios Vlachiotis >>>> Zakynthos (Zante) island GREECE >>> >> >> >