Return-Path: Received: from rly-dg10.mx.aol.com (rly-dg10.mail.aol.com [172.19.151.94]) by air-dg05.mail.aol.com (v123.4) with ESMTP id MAILINDG052-5fd4a01f52d3aa; Wed, 06 May 2009 16:38:30 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-dg10.mx.aol.com (v123.4) with ESMTP id MAILRELAYINDG108-5fd4a01f52d3aa; Wed, 06 May 2009 16:38:07 -0400 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1M1nrJ-0007q5-1D for rs_out_1@blacksheep.org; Wed, 06 May 2009 21:36:53 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1M1nrI-0007pw-BX for rsgb_lf_group@blacksheep.org; Wed, 06 May 2009 21:36:52 +0100 Received: from mout1.freenet.de ([195.4.92.91]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1M1nrF-00066T-Od for rsgb_lf_group@blacksheep.org; Wed, 06 May 2009 21:36:51 +0100 Received: from [195.4.92.18] (helo=8.mx.freenet.de) by mout1.freenet.de with esmtpa (ID beckmann.erlangen@freenet.de) (port 25) (Exim 4.69 #88) id 1M1nqH-0005Eh-MJ for rsgb_lf_group@blacksheep.org; Wed, 06 May 2009 22:35:49 +0200 Received: from w33ee.w.pppool.de ([89.58.51.238]:1172 helo=2a2d7ed321c6425) by 8.mx.freenet.de with esmtpa (ID beckmann.erlangen@freenet.de) (port 25) (Exim 4.69 #79) id 1M1nqG-0004Bw-Nj for rsgb_lf_group@blacksheep.org; Wed, 06 May 2009 22:35:49 +0200 From: "Beckmann, Gerhard" To: References: <200904031959.n33Jxrvn028438@smtpa1.mediabeam.com><20090504220936.59jcwemhlo004wkk@webmail4.kuleuven.be><01a401c9ccfd$f04e8640$6401a8c0@asus><20090504233650.cpq3ip6kir688ogo@webmail4.kuleuven.be><005d01c9cd6b$620ddc00$6401a8c0@asus><20090505121435.9F59DF3863@smtps02.kuleuven.be><20090505152548.71C37F3865@smtps02.kuleuven.be><00df01c9cdac$e9a407c0$6401a8c0@asus><20090505214422.o47capffyyb4oog0@webmail4.kuleuven.be><20090505221513.oso5g5yn6csgwsw4@webmail4.kuleuven.be><20090505225610.msbh1wypf7cws8ks@webmail4.kuleuven.be><20090505234705.h93clwtj8o8o8kg4@webmail4.kuleuven.be><44C635CA641E4CA2BFEAEB12F09E3436@2a2d7ed321c6425> <20090506220425.t1ys6qdod0ys0g88@webmail4.kuleuven.be> Date: Wed, 6 May 2009 22:35:46 +0200 Message-ID: <76C3EF95B36D49329A6C7790AC132D12@2a2d7ed321c6425> MIME-Version: 1.0 X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 In-Reply-To: <20090506220425.t1ys6qdod0ys0g88@webmail4.kuleuven.be> Thread-Index: AcnOhnWOWli3/QLUTwOIMmvNNNgJwQAA4W3g X-Karma: unknown: X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: AW: AW: AW: AW: LF: RE: rtty test Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none 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-IP: 193.82.116.20 Hello Rik, on waterfall signal is nice visible, but no decoding until yet.. vy 73, Gerhard =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =20 -----Urspr=FCngliche Nachricht----- Von: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_lf_group@blacksheep.org] Im Auftrag von Rik Strobbe Gesendet: Mittwoch, 6. Mai 2009 22:04 An: rsgb_lf_group@blacksheep.org Betreff: Re: AW: AW: AW: LF: RE: rtty test Hello Gerhard, tonight I will call CQ on 503.5kHz starting 20:30 til 21:20 every 10 minutes. Same mode as yesterday. 73, Rik ON7YD - OR7T Quoting "Beckmann, Gerhard" : > Hello Rik, > > Sorry, but wasn't able to answer earlier. > Well actually, please let me know when you will prepare the next RTTY test > transmission and I will try to decode your signals. I am looking forward to > verify a new mode. > > Vy 73 de Gerhard / DK6NI > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > > > -----Urspr=FCngliche Nachricht----- > Von: owner-rsgb_lf_group@blacksheep.org > [mailto:owner-rsgb_lf_group@blacksheep.org] Im Auftrag von Rik Strobbe > Gesendet: Dienstag, 5. Mai 2009 23:47 > An: rsgb_lf_group@blacksheep.org > Betreff: Re: AW: AW: LF: RE: rtty test > > Hello Gerhard, > > I will do a last transmission at 22:00 UTC > Otherwise we can try tomorrow (WX permitting) > > 73, Rik > > Quoting "Beckmann, Gerhard" : > >> >> >> Hello Rik, >> >> I have just installed MMTTY and playing with the settings and need one > more >> chance for decoding.... >> >> Vy 73 de Gerhard // DK6NI >> >> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D >> >> >> -----Urspr=FCngliche Nachricht----- >> Von: owner-rsgb_lf_group@blacksheep.org >> [mailto:owner-rsgb_lf_group@blacksheep.org] Im Auftrag von Rik Strobbe >> Gesendet: Dienstag, 5. Mai 2009 22:56 >> An: rsgb_lf_group@blacksheep.org >> Betreff: Re: AW: LF: RE: rtty test >> >> Hello Gerhard, >> >> thanks for the report, did you try to decode the RTTY ? >> >> 73, Rik ON7YD - OR7T >> >> Quoting "Beckmann, Gerhard" : >> >>> >>> Hello Rik, >>> >>> Your signal is fine visible on my waterfall, but with deep QSB-Phases. >>> >>> Vy 73 de Gerhard // DK6NI (JN59LN) >>> >>> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D >>> >>> >>> >>> >>> >>> -----Urspr=FCngliche Nachricht----- >>> Von: owner-rsgb_lf_group@blacksheep.org >>> [mailto:owner-rsgb_lf_group@blacksheep.org] Im Auftrag von Rik Strobbe >>> Gesendet: Dienstag, 5. Mai 2009 22:15 >>> An: rsgb_lf_group@blacksheep.org >>> Betreff: RE: LF: RE: rtty test >>> >>> Faint traces of my signal are showing up on the G4WGT grabber. >>> I will transmit every 10 minutes starting 20:40 UTC until 21:30 UTC >>> and listen inbetween. >>> >>> 73, Rik ON7YD - OR7T >>> >>> Quoting Rik Strobbe : >>> >>>> Hello Gary, LF, >>>> >>>> I just had a first transmission. >>>> I will try short transmissions every 10-15 minutes or so until my >>>> signal shows up un your grabber. Then I will start longer transmissions. >>>> >>>> 73, Rik ON7YD - OR7T >>>> >>>> Quoting Gary - G4WGT : >>>> >>>>> OK Rik, >>>>> >>>>> I will look at the settings you describe in MTTY to allow me to > monitor, >>> I >>>>> normally use TrueTTY. >>>>> >>>>> Thanks for the info. >>>>> >>>>> Cheers, >>>>> >>>>> Gary - G4WGT. >>>>> >>>>> -----Original Message----- >>>>> From: owner-rsgb_lf_group@blacksheep.org >>>>> [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Rik Strobbe >>>>> Sent: 05 May 2009 16:26 >>>>> To: rsgb_lf_group@blacksheep.org >>>>> Subject: RE: LF: RE: rtty test >>>>> >>>>> Gary, LF, >>>>> >>>>> I just had a look at MMTTY and it seems pretty easy to set it to 50Hz >>>>> shift and 22Bd baudrate. >>>>> The way I did it: >>>>> 1. As a start select 23Hz RTTY (in "Profiles") >>>>> 2. In "Options" select "Setup MMTTY" >>>>> 3. In the tab "Demodulator" change "Shift" from 23 tot 50 (it is not >>>>> a standard option, but you can just type 50 into the field) >>>>> 4. In the tab "Demodulator" change "Mark" to a suitable value (that >>>>> is the audio frequency you get) >>>>> 5. In the tab "Demodulator" change "Discriminator Type" from VCO to FIR >>> BPF >>>>> 6. In the tab "Demodulator" change "Tap" from 72 to 256 >>>>> 7. In the tab "Demodulator" click on "OK" >>>>> 8. In the tab "Decode" change "BaudRate" from 45 tot 22 and click "OK" >>>>> Steps 5-7 set demodulator type, the values above are the result of >>>>> some brief dry tests and can most likely still be optimized. You can >>>>> do that in the main screen. >>>>> >>>>> If WX permits (no rain) I intend to run some tests between 20:30 and >>>>> 21:30 UTC on 503.5kHz in mode USB (so if you listen in LSB don't >>>>> forget to select reverse mode). >>>>> I will announce the exact hours later this evening. >>>>> Between transmissions I will listen on the same frequency. >>>>> >>>>> All reports (or replies) are welcome. >>>>> >>>>> 73, Rik ON7YD - OR7T >>>>> >>>>> At 14:14 5/05/2009, you wrote: >>>>>> Hello Gary, >>>>>> >>>>>> I had a closer look at the 23Hz shift option of MMTTY and it seems >>>>>> to run at 45Bd what is on the edge regarding the shift/baudrate >>>>>> ratio. That is most likely the reason why it is not so robust. >>>>>> Using 45Bd at 85Hz shift would exceed the 100Hz bandwidth limit. >>>>>> I guess the best option for RTTY would be a shift around 50Hz and a >>>>>> lower baudrate (say 20Bd) what would well fit within the 100Hz >>>>>> bandwidth and would have a sufficient shift/baudrate ratio to >>>>>> provide a robust signal. >>>>>> I will see if I can get such signal out of MMTTY and - if time >>>>>> permits - run some tests tonight. >>>>>> >>>>>> 73, Rik ON7YD - OR7T >>>>>> >>>>>> At 12:22 5/05/2009, you wrote: >>>>>>> Hi Rik, >>>>>>> >>>>>>> You have experienced the same as I did with 23Hz shift, the signal >>> needs >>>>> to >>>>>>> be very strong to decode. It was in the last 2 minutes that I got the >>>>>>> partial decode. >>>>>>> >>>>>>> A much better shift to use is the 85Hz which will fit into your spec. >>>>>>> >>>>>>> I have had good QSO's with Chris G3XIZ in Biggleswade both of us > using >>>>> 85Hz. >>>>>>> >>>>>>> Give that a try next time & I believe I will get a much better decode >>>>>>> judging by the strength of your signal. >>>>>>> >>>>>>> 73 >>>>>>> >>>>>>> Gary - G4WGT. >>>>>>> >>>>>>> -----Original Message----- >>>>>>> From: owner-rsgb_lf_group@blacksheep.org >>>>>>> [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Rik Strobbe >>>>>>> Sent: 04 May 2009 22:37 >>>>>>> To: rsgb_lf_group@blacksheep.org >>>>>>> Subject: Re: LF: RE: rtty test >>>>>>> >>>>>>> Hello Gary, >>>>>>> >>>>>>> call the is almost right, locator completely. >>>>>>> But not really impressive for 500mW ERP. >>>>>>> I could see my signal on your grabber, some slow QSB but strong for >>>>>>> the last 2 minutes or so. >>>>>>> I used MTTY with the profile "23Hz RTTY (MTTY)" without any further >>>>>>> changes, not sure that this is the best mode. >>>>>>> So any advice is welcome. >>>>>>> I have also installed MultiPSK, but am still overwhelmed by the > colors >>>>>>> and options. >>>>>>> I am allowed to use any digital mode as long as I stick to max. 100Hz >>>>>>> bandwidth. >>>>>>> >>>>>>> 73, Rik ON7YD - OR7T >>>>>>> >>>>>>> >>>>>>> >>>>>>> Quoting Gary - G4WGT : >>>>>>> >>>>>>>> Hi Rik, >>>>>>>> >>>>>>>> This is the best I could do, it looks like almost your call sign & >>>>> locator >>>>>>>> :- >>>>>>>> >>>>>>>> RHTQHTST DE TC(TIOJ7T OR1T JO20IX >>>>>>>> >>>>>>>> 73 >>>>>>>> >>>>>>>> Gary - G4WGT. >>>>>>>> >>>>>>>> -----Original Message----- >>>>>>>> From: owner-rsgb_lf_group@blacksheep.org >>>>>>>> [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Rik Strobbe >>>>>>>> Sent: 04 May 2009 21:10 >>>>>>>> To: rsgb_lf_group@blacksheep.org >>>>>>>> Subject: LF: rtty test >>>>>>>> >>>>>>>> dear all, >>>>>>>> >>>>>>>> I will run a short (10 minute) rtty test (23Hz shift) on 503.500 at >>>>> 21UTC >>>>>>>> Reports and/or reply welcome. >>>>>>>> >>>>>>>> 73, Rik ON7YD - OR7T >>>>>>>> >>>>>>>> >>>>>>>> >>>>>> >>>>> >>>>> >>>>> >>>>> >>> >>> >>> >>> >>> >>> >>> >> >> >> >> >> >> >> > > > > > > >