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[77.248.65.57]) by mx.google.com with ESMTPS id s3sm38372889eem.4.2013.03.05.08.57.17 (version=TLSv1 cipher=RC4-SHA bits=128/128); Tue, 05 Mar 2013 08:57:17 -0800 (PST) Message-ID: From: Minto Witteveen To: References: <58DDEF66BD1F4FCDA781E159BB3130D4@GaryAsus> <5133BADE.9070906@iup.uni-heidelberg.de> <5133C67A.10300@psk31.plus.com> <5133C9E6.5070406@iup.uni-heidelberg.de> <5133D161.4080703@psk31.plus.com> <5134A7AB.6020202@iup.uni-heidelberg.de> <5134F966.5090807@psk31.plus.com> <5135D5E8.7040304@iup.uni-heidelberg.de> <5135FDDC.2020100@iup.uni-heidelberg.de> <1AD9CFA88EB9476B81C3CD9EE515BB31@PcMinto> In-Reply-To: Date: Tue, 5 Mar 2013 17:57:15 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 X-Spam-Score: -0.7 (/) 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: Oh my bad. I know Amtor is fsk, but thought that ros-mf is non-lineair like PSK31. Learning all the time. Is the protocoll open-source so I can understand it and program it in my PIC? I know, I know... will look it up myself :-) [...] Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.215.172 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (minto.witteveen[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: 986df75162af045670df2f67fcfcb92a Subject: LF: Re: RTTY test transmission Content-Type: multipart/alternative; boundary="----=_NextPart_000_0077_01CE19CA.DEE96910" 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_30_40,HTML_MESSAGE, MISSING_OUTLOOK_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-me03.r1000.mx.aol.com ; domain : gmail.com DKIM : fail x-aol-sid: 3039ac1d608b51362fd84cde 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_0077_01CE19CA.DEE96910 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Oh my bad. I know Amtor is fsk, but thought that ros-mf is non-lineair = like PSK31. Learning all the time. Is the protocoll open-source so I can understand = it and program it in my PIC? I know, I know... will look it up myself :-) -------------------------------------------------------------------------= - Ceterum censeo Carthaginem delendam esse From: Graham=20 Sent: Tuesday, March 05, 2013 17:49 To: rsgb_lf_group@blacksheep.org=20 Subject: Re: LF: Re: RTTY test transmission Linear ? amtor fec is 2 tone fsk mode ... ros-mf is mfsk , = but needs sdr or audio to Rf translation , very few have linear = tx paths on MF/LF ,=20 G. From: Minto Witteveen=20 Sent: Tuesday, March 05, 2013 4:33 PM To: rsgb_lf_group@blacksheep.org=20 Subject: LF: Re: RTTY test transmission Yes Amtor might also be interesting to look into. And I=E2=80=99ll stick with FSK modes only for the time being, lineair = modes are not an option with my PIC+DDS9850 TX for now... -------------------------------------------------------------------------= - Ceterum censeo Carthaginem delendam esse From: Graham=20 Sent: Tuesday, March 05, 2013 17:19 To: rsgb_lf_group@blacksheep.org=20 Subject: Re: LF: RTTY test transmission S.. Good level to see if amtor fec has any advantage ? its in = multipsk .. but no idea how to expand the beacon text ! If the level at tween is -7 ? then a day time test of mf-2 = should decode in the UK . good chance to Shetland as well if the = signal is similar to the OP4 test last July =20 Will take a look later=20 73 -G. From: Minto Witteveen=20 Sent: Tuesday, March 05, 2013 3:59 PM To: rsgb_lf_group@blacksheep.org=20 Subject: Re: LF: RTTY test transmission Hi Stefan, I can decode you through Twente WebSDR, abt 50% copy right now. = I=E2=80=99m sure this will get to a solid copy later tonight. My own sig is not much better, and I am _much_ closer to Twente... :-( 73=E2=80=99s Minto pa3bca -------------------------------------------------------------------------= - Ceterum censeo Carthaginem delendam esse From: Stefan Sch=C3=A4fer=20 Sent: Tuesday, March 05, 2013 15:14 To: rsgb_lf_group@blacksheep.org=20 Subject: LF: RTTY test transmission Eddie, LF,=20 I just learned how to program a beacon transmission and now i'm running = a test transmission in RTTY 50 Baud and 85 Hz shift on 478.2 kHz (ish). = Will do some tests via Twente WEB SDR now. It's still daytime so the = signal may still be down.=20 Picture from local grabber RX attached (antenna disconnected).=20 Try to catch it :-) I would like to do some QSOs later, if someone is strong enough and = willing. 73, Stefan/DK7FC Am 05.03.2013 12:24, schrieb Stefan Sch=C3=A4fer:=20 Hi Eddie, LF, Am 04.03.2013 20:43, schrieb g3zjo:=20 We make do with Windows, but it isn't perfect. In fact, Windows = computers can be extremely annoying. They're full of all sorts of = annoying features that just get in our way and slow us down, distracting = us from getting work done or doing whatever else we want to do. We'll = help you disable some of the worst Windows annoyances. My sentiments entirely and one day it has to go to be replaced by = something modern. Just mentioned in passing no debates please. :-)=20 OK :-) Now, are you prepared to listen for me? This evening i would like = to make a QSO, if this is possible. However the data rate is quite high = so i assume you need a relative high power to keep the error rate low. Yes I will listen for you no problem, let me know on here when you = want to try. Yes the data bits do not stay long in the same place so it = is for you QRO guys or short distance and medium distance with lifts for = the QRP'rs. I slept in very early last evening, sorry, so i missed to do a test on = air last night. But today! Which baud rate and frequency shift is recommended and which = frequency? Follow Gary and be compatible seems sensible, Baud rate used is 50 = shift 85 Hz QRG 478.200KHz set you baud rate and shift in Menu - MODE - = RTTY - Opions at the bottom of the list. RRRR. I will do so :-) 73, cul, Stefan PS: Is there a possibility to run a beacon message in that program? It = is quite intuitive but i didn't find that function. I look forward to seeing you sigs. 73 Eddie=20 73, Stefan/DK7FC ------=_NextPart_000_0077_01CE19CA.DEE96910 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
Oh my bad. I know Amtor is fsk, but thought that ros-mf is = non-lineair like=20 PSK31.
Learning all the time. Is the protocoll open-source so I can = understand it=20 and program it in my PIC?
I know, I know... will look it up myself :-)
 
 
-------------------------------------------------------------------= -------
Ceterum=20 censeo Carthaginem delendam esse
 
From: Graham
Sent: Tuesday, March 05, 2013 17:49
Subject: Re: LF: Re: RTTY test = transmission
 
Linear  ?  amtor  fec  is  2 = tone  =20 fsk  mode  ... ros-mf  is  mfsk  , but=20 needs   sdr or  audio to  Rf translation  , = very=20 few  have  linear tx paths  on MF/LF  ,
G.
 
 
From: Minto Witteveen
Sent: Tuesday, March 05, 2013 4:33 PM
To: rsgb_lf_group@blacksheep.org= =20
Subject: LF: Re: RTTY test transmission
 
Yes Amtor might also be interesting to look into.
And I=E2=80=99ll stick with FSK modes only for the time being, = lineair modes are=20 not an option with my PIC+DDS9850 TX for now...
 
 
-------------------------------------------------------------------= -------
Ceterum=20 censeo Carthaginem delendam esse
 
From: Graham
Sent: Tuesday, March 05, 2013 17:19
To: rsgb_lf_group@blacksheep.org= =20
Subject: Re: LF: RTTY test transmission
 
S..
 
Good  level  to  see  if amtor  =20 fec   has  any  advantage ?  its  in=20 multipsk   .. but  no idea how to  expand the  = beacon=20 text !
 
If  the  level  at  tween  is -7 ? =20 then  a  day  time  test of  mf-2  = should =20 decode in the  UK  . good  chance to   = Shetland =20 as well  if the  signal  is similar to the   = OP4 =20 test  last  July 
 
Will  take a look  later
 
73 -G.
 
From: Minto Witteveen
Sent: Tuesday, March 05, 2013 3:59 PM
To: rsgb_lf_group@blacksheep.org= =20
Subject: Re: LF: RTTY test transmission
 
Hi Stefan,
 
I can decode you through Twente WebSDR, abt 50% copy right now. = I=E2=80=99m sure=20 this will get to a solid copy later tonight.
My own sig is not much better, and I am _much_ closer to Twente...=20 :-(
 
 
73=E2=80=99s Minto pa3bca
 
 
-------------------------------------------------------------------= -------
Ceterum=20 censeo Carthaginem delendam esse
 
From: Stefan = Sch=C3=A4fer
Sent: Tuesday, March 05, 2013 15:14
To: rsgb_lf_group@blacksheep.org= =20
Subject: LF: RTTY test transmission
 
Eddie,=20 LF,

I just learned how to program a beacon transmission and now = i'm=20 running a test transmission in RTTY 50 Baud and 85 Hz shift on 478.2 kHz = (ish).=20 Will do some tests via Twente WEB SDR now. It's still daytime so the = signal may=20 still be down.
Picture from local grabber RX attached (antenna=20 disconnected).

Try to catch it :-)

I would like to do = some QSOs=20 later, if someone is strong enough and willing.

73,=20 Stefan/DK7FC


Am 05.03.2013 12:24, schrieb Stefan = Sch=C3=A4fer:=20
Hi=20 Eddie, LF,

Am 04.03.2013 20:43, schrieb g3zjo:=20

We make do with Windows, but it isn't = perfect.=20 In fact, Windows computers can be extremely annoying. They're full = of all=20 sorts of annoying features that just get in our way and slow us = down,=20 distracting us from getting work done or doing whatever else we = want to=20 do. We'll help you disable some of the worst Windows=20 annoyances.
My sentiments entirely and one day it = has to go=20 to be replaced by something modern.
Just mentioned in passing no = debates=20 please. :-) =
OK=20 :-)


Now, are you prepared to listen for me? This = evening i=20 would like to make a QSO, if this is possible. However the data = rate is=20 quite high so i assume you need a relative high power to keep the = error=20 rate low.
Yes I will listen for you no problem, = let me know=20 on here when you want to try. Yes the data bits do not stay long in = the same=20 place so it is for you QRO guys or short distance and medium = distance with=20 lifts for the QRP'rs.
I slept in very early last = evening,=20 sorry, so i missed to do a test on air last night. But today!


Which baud rate and frequency shift is = recommended and=20 which frequency?
Follow Gary and be compatible = seems=20 sensible, Baud rate used is 50 shift 85 Hz QRG 478.200KHz set you = baud rate=20 and shift in Menu - MODE - RTTY - Opions at the bottom of the=20 list.
RRRR.
I will do so :-)

73, cul,=20 Stefan

PS: Is there a possibility to run a beacon message in = that=20 program? It is quite intuitive but i didn't find that = function.



I look=20 forward to seeing you sigs.

73 Eddie

73,=20 Stefan/DK7FC


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