Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mj01.r1000.mx.aol.com (Internet Inbound) with ESMTP id 0D5D038000643; Fri, 25 Jan 2013 10:22:22 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Tyl58-0001uU-J8 for rs_out_1@blacksheep.org; Fri, 25 Jan 2013 15:20:42 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Tyl57-0001uL-SC for rsgb_lf_group@blacksheep.org; Fri, 25 Jan 2013 15:20:41 +0000 Received: from qmta02.westchester.pa.mail.comcast.net ([76.96.62.24]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1Tyl55-0001nN-3r for rsgb_lf_group@blacksheep.org; Fri, 25 Jan 2013 15:20:40 +0000 Received: from omta09.westchester.pa.mail.comcast.net ([76.96.62.20]) by qmta02.westchester.pa.mail.comcast.net with comcast id sEaA1k00L0SCNGk51FLGd4; Fri, 25 Jan 2013 15:20:16 +0000 Received: from DELL4 ([71.234.119.9]) by omta09.westchester.pa.mail.comcast.net with comcast id sFLF1k00j0CFS1j3VFLFxj; Fri, 25 Jan 2013 15:20:16 +0000 Message-ID: <003c01cdfb0f$7a883340$6d01a8c0@DELL4> From: To: References: <5101B47E.9020506@iup.uni-heidelberg.de> <51029826.4090104@iup.uni-heidelberg.de> <5102995F.1070004@iup.uni-heidelberg.de> Date: Fri, 25 Jan 2013 10:20:15 -0500 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20121106; t=1359127216; bh=lBamWwSVHdzPTHxFNznSwir6qyrZVeqgV+ioYwqU7wo=; h=Received:Received:Message-ID:From:To:Subject:Date:MIME-Version: Content-Type; b=B+J+RNMJFVJ/e7LwNTL2YWTisrFAMIR+KThPoWoTDukrzkg/LRP7zd5Wa4g1j99O6 jfaaP+DHndJYgFkqqYGluW414Y9J9CYcZ4tDc/8K1gw32qZSpcw2n5ezzcIzCOgG0b Qt32R9OWAGeVsP3gSP6GOlkdeN4TZwfU5yStNN5EJH0fiPWDkIM1AUIFsuk7y1H9xr TWNy34BZ/p6l4pjDrlAT1gB3CiCktDGlWZkKl/xgOJvBJb4wrpj0ErSX3+bVhgJRiz r2qwhuRVH9yDlccXweETYFFTklqUDYK8Cv0oZhUHlc8DrQOhJhOz0p1SGDBuovibwV ygTl4z/TbXXTg== X-Spam-Score: 3.6 (+++) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Stefan Actually it's a bit more ... the grid square locater is six digits. In order to convey ' WD2XNS FN31ls 30 ' in an approximate 15 minute window (to be on par with WSPR-15) would require a QRSS5 transmission. [...] Content analysis details: (3.6 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [76.96.62.24 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (jrusgrove[at]comcast.net) -0.0 SPF_PASS SPF: sender matches SPF record -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid 3.6 AXB_XMAILER_MIMEOLE_OL_4379D AXB_XMAILER_MIMEOLE_OL_4379D X-Scan-Signature: aaa907f1cfed2776dbc1341844857d57 Subject: Re: LF: WSPR-15 test spectrogram in YV - Results Content-Type: multipart/alternative; boundary="----=_NextPart_000_0039_01CDFAE5.91420450" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.9 required=5.0 tests=HTML_40_50,HTML_MESSAGE, HTML_TAG_EXISTS_TBODY,NO_REAL_NAME 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 x-aol-global-disposition: G X-AOL-SCOLL-AUTHENTICATION: mtain-mj01.r1000.mx.aol.com ; domain : comcast.net DKIM : pass x-aol-sid: 3039ac1d7b955102a32e6afb X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none This is a multi-part message in MIME format. ------=_NextPart_000_0039_01CDFAE5.91420450 Content-Type: text/plain; charset="ISO-8859-15" Content-Transfer-Encoding: quoted-printable Stefan Actually it's a bit more ... the grid square locater is six digits. In order to convey ' WD2XNS FN31ls 30 ' in an approximate 15 minute = window (to be on par with WSPR-15) would require a QRSS5 transmission.=20 Jay W1VD WD2XNS WE2XGR/2 =20 =20 ----- Original Message -----=20 From: Stefan Sch=E4fer=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Friday, January 25, 2013 9:40 AM Subject: Re: LF: WSPR-15 test spectrogram in YV - Results PS: Isn't it amazing, the somewhat brighter blurry pixels arround = 10:15 in spectrogram 1, sent in less than 15 minutes, contain "WD2XNS = FN31 30(dBm)"! Am 25.01.2013 15:35, schrieb Stefan Sch=E4fer:=20 LF,=20 Here are two spectrograms showing traces of positive and negative = decodes in WSPR-15. 1: = https://dl.dropbox.com/u/74746618/Files%20for%20exchange/WSPR15_25.JAN_10= .20UTC.jpg Timestamp Call MHz SNR Drift Grid Pwr Reporter RGrid km az=20 2013-01-25 10:15 WD2XNS 0.137611 -38 0 FN31ls 1 = YV7MAE FK81bd 3520 163 =20 2013-01-25 09:15 WD2XNS 0.137611 -36 0 FN31ls 1 = YV7MAE FK81bd 3520 163 =20 2. = https://dl.dropbox.com/u/74746618/Files%20for%20exchange/WSPR15_25.JAN_05= .50UTC.jpg 2013-01-25 05:45 WD2XNS 0.137611 -34 0 FN31ls 1 = YV7MAE FK81bd 3520 163 =20 2013-01-25 05:15 WE2XEB 0.137621 -35 0 FN12lq 5 = YV7MAE FK81bd 3732 156 =20 2013-01-25 05:15 WD2XNS 0.137611 -31 0 FN31ls 1 = YV7MAE FK81bd 3520 163 =20 2013-01-25 04:45 WE2XEB 0.137621 -37 0 FN12lq 5 = YV7MAE FK81bd 3732 156 =20 2013-01-25 04:45 WD2XNS 0.137611 -33 0 FN31ls 1 = YV7MAE FK81bd 3520 163 =20 2013-01-25 04:15 WD2XNS 0.137611 -36 0 FN31ls 1 = YV7MAE FK81bd 3520 163 =20 2013-01-25 04:15 WE2XEB 0.137621 -36 0 FN12lq 5 = YV7MAE FK81bd 3732 156 =20 2013-01-25 03:45 WD2XNS 0.137611 -37 0 FN31ls 1 = YV7MAE FK81bd 3520 163 =20 Somehow there seems to be a time difference of 5 minutes in the = spectrogram's time marker, probably coming from the setup process. The lowest decodes SNR, here -38 dB, looks quite weak! I would have = thought that it looks stronger. So maybe WSPR-15 is a bit more sensitive = than i expected. Comments welcome. 73, Stefan/DK7FC Am 24.01.2013 23:23, schrieb Stefan Sch=E4fer:=20 LF,=20 I've added a temporary grabber window to the YV grabber, = http://dl.dropbox.com/u/74746618/LF/YV7MAE_LF_Grabber.html which = displays the WSPR-15 LF range. The spectrogram uses the same scroll rate = and FFT settings as the typical QRSS-60 grabber windows.=20 The idea is to compare the SNR indicated by WSPR-15 to the = subjective visual SNR. Of course the RF energy is spread out to a few = FFT bins, so the brightness or SNR must be lower compared to a QRSS = trace. But anyway it will be interesting and give some idea about the = performance of WSPR-15 compared to QRSS-60 or DFCW-90.=20 73, Stefan/DK7FC=20 ------=_NextPart_000_0039_01CDFAE5.91420450 Content-Type: text/html; charset="ISO-8859-15" Content-Transfer-Encoding: quoted-printable
Stefan
 
Actually it's a bit more ... the grid = square=20 locater is six digits.
 
In order to convey ' WD2XNS FN31ls 30 ' = in an=20 approximate 15 minute window (to be on par with WSPR-15) = would require=20 a QRSS5 transmission.
 
Jay W1VD  WD2XNS =20 WE2XGR/2   
 
   
----- Original Message -----
From:=20 Stefan = Sch=E4fer
Sent: Friday, January 25, 2013 = 9:40=20 AM
Subject: Re: LF: WSPR-15 test = spectrogram=20 in YV - Results

PS: Isn't it amazing, the somewhat brighter blurry = pixels=20 arround 10:15 in spectrogram 1, sent in less than 15 minutes, contain = "WD2XNS=20 FN31 30(dBm)"!

Am 25.01.2013 15:35, schrieb Stefan Sch=E4fer:=20
LF,=20

Here are two spectrograms showing traces of positive and = negative=20 decodes in WSPR-15.

1: https://dl.dropbox.com/u/74746618/Files%20for%20= exchange/WSPR15_25.JAN_10.20UTC.jpg
Timestamp Call MHz SNR Drift Grid Pwr Reporter RGrid km az
 2013-01-25 10:15   WD2XNS   0.137611   -38   0   FN31ls   1   YV7MAE   FK81bd   3520   163 
 2013-01-25 09:15   WD2XNS   0.137611   -36   0   FN31ls   1   YV7MAE   FK81bd   3520   163 

2. https://dl.dropbox.com/u/74746618/Files%20for%20= exchange/WSPR15_25.JAN_05.50UTC.jpg
2013-01-25 05:45   WD2XNS   0.137611   -34   0   FN31ls   1   YV7MAE   FK81bd   3520   163 
 2013-01-25 05:15   WE2XEB   0.137621   -35   0   FN12lq   5   YV7MAE   FK81bd   3732   156 
 2013-01-25 05:15   WD2XNS   0.137611   -31   0   FN31ls   1   YV7MAE   FK81bd   3520   163 
 2013-01-25 04:45   WE2XEB   0.137621   -37   0   FN12lq   5   YV7MAE   FK81bd   3732   156 
 2013-01-25 04:45   WD2XNS   0.137611   -33   0   FN31ls   1   YV7MAE   FK81bd   3520   163 
 2013-01-25 04:15   WD2XNS   0.137611   -36   0   FN31ls   1   YV7MAE   FK81bd   3520   163 
 2013-01-25 04:15   WE2XEB   0.137621   -36   0   FN12lq   5   YV7MAE   FK81bd   3732   156 
 2013-01-25 03:45   WD2XNS   0.137611   -37   0   FN31ls   1   YV7MAE   FK81bd   3520   163 

Somehow there = seems to be a time difference of 5 minutes in the spectrogram's time = marker,=20 probably coming from the setup process.

The lowest decodes = SNR, here=20 -38 dB, looks quite weak! I would have thought that it looks = stronger. So=20 maybe WSPR-15 is a bit more sensitive than i expected. Comments=20 welcome.

73, Stefan/DK7FC


Am 24.01.2013 23:23, = schrieb=20 Stefan Sch=E4fer:=20
LF,

I've added a temporary grabber window to = the YV=20 grabber, http://dl.dropbox.com/u/74746618/LF/YV7MAE_LF_Gr= abber.html=20 which displays the WSPR-15 LF range. The spectrogram uses the same = scroll=20 rate and FFT settings as the typical QRSS-60 grabber windows. =
The idea=20 is to compare the SNR indicated by WSPR-15 to the subjective = visual SNR.=20 Of course the RF energy is spread out to a few FFT bins, so the = brightness=20 or SNR must be lower compared to a QRSS trace. But anyway it will = be=20 interesting and give some idea about the performance of WSPR-15 = compared=20 to QRSS-60 or DFCW-90.

73, Stefan/DK7FC=20
------=_NextPart_000_0039_01CDFAE5.91420450--