Return-Path: X-Spam-DCC: paranoid 1102; Body=3 Fuz1=3 Fuz2=3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: * X-Spam-Status: No, score=1.3 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, FORGED_HOTMAIL_RCVD,HTML_30_40,HTML_MESSAGE,SUBJ_ALL_CAPS 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 t4Q1F6P8014279 for ; Tue, 26 May 2015 03:15:07 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Yx3Q0-0001mc-72 for rs_out_1@blacksheep.org; Tue, 26 May 2015 02:12:32 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Yx3Pz-0001mT-Rt for rsgb_lf_group@blacksheep.org; Tue, 26 May 2015 02:12:31 +0100 Received: from blu004-omc1s12.hotmail.com ([65.55.116.23]) by relay1.thorcom.net with esmtps (TLSv1.2:AES256-SHA256:256) (Exim 4.85) (envelope-from ) id 1Yx3Px-0007Xk-Kt for rsgb_lf_group@blacksheep.org; Tue, 26 May 2015 02:12:30 +0100 Received: from BLU185-W26 ([65.55.116.9]) by BLU004-OMC1S12.hotmail.com over TLS secured channel with Microsoft SMTPSVC(7.5.7601.22751); Mon, 25 May 2015 18:12:27 -0700 X-TMN: [b55UUDDly0hDz6fZVkiV+T9ExvdGK3i1] X-Originating-Email: [hellozerohellozero@hotmail.com] Message-ID: From: Laurence KL7 L To: "rsgb_lf_group@blacksheep.org" Date: Mon, 25 May 2015 17:12:26 -0800 Importance: Normal In-Reply-To: References: <5561CEB5.3060506@charter.net>, <5561ECC1.8030301@kpnmail.nl> <556222D3.11110.8F3A44@roelof.ndb.demon.nl> <55623C9A.4060107@charter.net> <000e01d096dd$ac91f5d0$6401a8c0@JAYDELL> <556311FA.7090205@posteo.de> <55636912.1010105@no3m.net> <55636E96.3040506@posteo.de> <55638C47.1090402@freenet.de> <5563AD3E.2090204@posteo.de>, MIME-Version: 1.0 X-OriginalArrivalTime: 26 May 2015 01:12:27.0125 (UTC) FILETIME=[07B5E250:01D09751] X-Scan-Signature: 7ee575a0a6578bbbbe5ea7af32688fd5 Content-Type: multipart/alternative; boundary="_10b64c30-a691-4058-9777-cbda1e1cfebe_" Subject: RE: LF: 630M WSPR T/A - WSPR-15? 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: 3278 --_10b64c30-a691-4058-9777-cbda1e1cfebe_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks Markus - Im able to run two instances on rx one for wspr =3D2 and to= ther for 15 and they've not crashed yet. =20 Ive a couple of oddities in the fact the decoder on wsprx 15 shows me on = 0.475736=2C not 0.475820 but when I expand the WSPRX spectagraph (pull it o= ut from the corners and across) I don't see anything there - may be Im over= loading the rx but its basically terminated and I can only just just hear t= he primary tone...Hmmm.. Thanks for the confirmation but "dial" (USBdial se= tting) is 474.2 n'est pas? =20 The driver is the U3 hence having to do the maths. =20 Laurence in sunny South Central Alaska ps will be in Frankfurt in August but sadly only in transit to London (love= these direct over the pole summer charters they do on Condor) =20 From: markusvester@aol.com To: rsgb_lf_group@blacksheep.org Date: Tue=2C 26 May 2015 02:19:54 +0200 Subject: Re: LF: 630M WSPR T/A - WSPR-15? =0A= =0A= =0A= =0A= =0A= Wolf=2C as far as I know the only way to separate =0A= them in the database seems to be sorting by frequency (which is not very = =0A= useful otherwise). There is a peculiarity in that the hh:15 and hh:45 =0A= timestamps in the database seem to be "rectified" to even minutes (hh:16 an= d =0A= hh:46) at midnight UT (just happened to G4JNT entries). =0A= =0A= Stefan=2C I'm not sure about not using -15 =0A= on MF. Even though fading is faster and deeper=2C the WSPR decoder seems to= cope =0A= well with it. After all WSPR-2 is useful on HF where fading happens in seco= nds. =0A= The spectrogram of Andy's transmission last night sometimes showed two deep= =0A= fades in one sequence=2C but it was decoded ok. It has been argued that =0A= a very short and strong maximum might be utilized by -2 and not by -15=2C a= nd =0A= maybe there's not all of the theoretical 9 dB gain=2C but I reckon on avera= ge it's =0A= not much less.=0A= =0A= Laurence yes your frequencies are correct=2C dial =0A= 475.2 kHz=2C RF: 475.6 - 475.8 WSPR-2=2C 475.8 - 475.825 WSPR-15.=0A= =0A= I wonder if it is possible to run two instances of =0A= WSPRX side by side on the same machine=2C one for -2 and one for -15? Or wo= uld =0A= they crash one another?=0A= =0A= 73=2C Markus=0A= =0A= =0A= =0A= =0A= =0A= =0A= From: DK7FC =0A= Sent: Tuesday=2C May 26=2C 2015 1:16 AM=0A= To: rsgb_lf_group@blacksheep.org =0A= =0A= Subject: Re: LF: 630M WSPR T/A=0A= Am =0A= 25.05.2015 22:55=2C schrieb wolf_dl4yhf: =0A= p.s. is there a =0A= possibility to filter / display only WSPR-15 decodes from the database=2C= and =0A= how widespread is the use of that mode ? ...there have been =0A= a few MF TA tests in WSPR-15 in the early 630m days=2C showing that this mo= de is =0A= to slow for the path on that band. These tests have not been very extended = =0A= though. But most likely there is not a 'gain' of 9 dB over WSPR-2. I would = =0A= assume that successful detections are even less likely in that mode over th= e =0A= pond. 73=2C Stefan = --_10b64c30-a691-4058-9777-cbda1e1cfebe_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Thanks Markus - Im able to run t= wo instances on rx one for wspr =3D2 and tother for 15 and they've not cras= hed yet.
 =3B
 =3BIve a =3Bcouple of =3Boddities in t= he fact the decoder on wsprx 15  =3Bshows me on 0.475736=2C not 0.47582= 0 =3Bbut when I expand the WSPRX spectagraph (pull it out =3Bfrom t= he =3Bcorners and across) I don't see anything there - may be Im overlo= ading the rx but its basically terminated and I can only just just hear&nbs= p=3Bthe primary tone...Hmmm.. Thanks for the confirmation =3Bbut "dial"= (USBdial setting)  =3Bis 474.2 n'est pas?
 =3B
The driver is= the U3 hence having to do the maths.
 =3B
Laurence in =3Bsun= ny South Central Alaska
ps will be in Frankfurt in August but sadly = =3Bonly in transit to London (love these direct over the pole summer charte= rs they do on Condor)
 =3B
From: mar= kusvester@aol.com
To: rsgb_lf_group@blacksheep.org
Date: Tue=2C 26 Ma= y 2015 02:19:54 +0200
Subject: Re: LF: 630M WSPR T/A - WSPR-15?

= =0A= =0A= =0A= =0A= =0A=
Wolf=2C as far as I know the only way = to separate =0A= them in the database seems to be =3Bsorting by frequency (which is not = very =0A= useful otherwise). There is a peculiarity in that =3Bthe hh:15 and hh:4= 5 =0A= timestamps in the database seem to be "rectified" to even minutes (hh:16 an= d =0A= hh:46) at midnight UT (just happened to G4JNT entries). =3B=0A=
 =3B
=0A=
Stefan=2C I'm not =3Bsure =3Ba= bout not using -15 =0A= on MF. Even though fading is faster and deeper=2C the WSPR decoder seems to= cope =0A= well with it. After all WSPR-2 is useful on HF where fading happens in seco= nds. =0A= The spectrogram of Andy's transmission =3Blast night sometimes showed t= wo deep =0A= fades in one sequence=2C but =3Bit was decoded ok. =3BIt has been a= rgued that =0A= a very short and strong maximum might be utilized by =3B-2 and not by -= 15=2C and =0A= maybe there's not all of the theoretical 9 dB gain=2C but I reckon on avera= ge it's =0A= not much less.
=0A=
 =3B
=0A=
Laurence yes your frequencies are corr= ect=2C dial =0A= 475.2 kHz=2C RF: 475.6 - 475.8 WSPR-2=2C 475.8 - 475.825 WSPR-15.=0A=
 =3B
=0A=
I wonder if it is possible to run two = instances of =0A= WSPRX side by side on the same machine=2C one for -2 and one for -15? Or wo= uld =0A= they crash one another?
=0A=
 =3B
=0A=
73=2C Markus
=0A=
 =3B
=0A=
 =3B
=0A=

=0A=
 =3B
=0A=
=0A=
=0A=
From: DK7FC
=0A=
Sent: Tuesday=2C May 26=2C 2015 1:16 AM
=0A= =0A=
Subject: Re: LF: 630M WSPR T/A
=0A=

Am =0A= 25.05.2015 22:55=2C schrieb wolf_dl4yhf: =0A=
p.s. is there a =0A= possibility to filter / display only WSPR-15 decodes from the database=2C= and =0A= how widespread is the use of that mode ?

...there hav= e been =0A= a few MF TA tests in WSPR-15 in the early 630m days=2C showing that this mo= de is =0A= to slow for the path on that band. These tests have not been very extended = =0A= though. But most likely there is not a 'gain' of 9 dB over WSPR-2. I would = =0A= assume that successful detections are even less likely in that mode over th= e =0A= pond.

73=2C Stefan
= --_10b64c30-a691-4058-9777-cbda1e1cfebe_--