Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by klubnl.pl (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id x27BRvxF011741 for ; Thu, 7 Mar 2019 12:28:05 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1h1r6n-0007ZW-Pb for rs_out_1@blacksheep.org; Thu, 07 Mar 2019 11:22:41 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1h1r6n-0007ZN-Aw for rsgb_lf_group@blacksheep.org; Thu, 07 Mar 2019 11:22:41 +0000 Received: from smtp-out-5.talktalk.net ([62.24.135.69]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91) (envelope-from ) id 1h1r6l-0008Ib-IW for rsgb_lf_group@blacksheep.org; Thu, 07 Mar 2019 11:22:40 +0000 Received: from malcoHP ([2.98.117.77]) by smtp.talktalk.net with SMTP id 1r6khXikXWIpc1r6khup9r; Thu, 07 Mar 2019 11:22:38 +0000 X-DKIM-Result: Domain=talktalk.net Result=Signature OK DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=talktalk.net; s=cmr1711; t=1551957759; bh=lYJY0VB0ftBaFZUsnjSoie/dVLi3lbYiq0hNQn/cD+E=; h=From:To:References:In-Reply-To:Subject:Date; b=fAhDrDvnPhdsaF8dHPQhfIQrPW5qxRnErGg0/T3360ZJFfcmtcoJZheAwPOM9KPgJ d69NqPMqzUP+maNUyrDM4LGygKFL5B9Vk1HM8Pj4Jj6SoflVV2715sC7+f42+6ywoA 6xgXVlPBUhYBdNB7mrlwejsxhRHKMO5AEW1UXDiU= X-Originating-IP: [2.98.117.77] X-Spam: 0 X-OAuthority: v=2.3 cv=W6NGqiek c=1 sm=1 tr=0 a=6RDVBxt+jNMfrbsjNr2p0A==:117 a=6RDVBxt+jNMfrbsjNr2p0A==:17 a=r77TgQKjGQsHNAKrUKIA:9 a=F3M5lZpKAAAA:8 a=nN7BH9HXAAAA:8 a=Ixn1CAxRAAAA:8 a=fYHQaMsuAAAA:8 a=gF6TMkzVni7LSgCG4sUA:9 a=xiLHJkIj8Kgc3pUs:21 a=SL137CZlwHIducVL:21 a=QEXdDO2ut3YA:10 a=pGLkceISAAAA:8 a=3oc9M9_CAAAA:8 a=P2j4b5OWo2qStP1x:21 a=Mcn85J7mKdiIvHKh:21 a=U5FawBXp4GDIp97A:21 a=_W_S_7VecoQA:10 a=slCku8JSH3TyizEDQ3pD:22 a=_0vDLAJOulx5KDpLVjVP:22 a=ywWhcmzaeqTaadbqrUEQ:22 Message-ID: <9683500B1FEF4CD9BE80950D46EA46CB@malcoHP> From: "mal hamilton" To: References: <143973420.8505652.1551631866352.ref@mail.yahoo.com> <143973420.8505652.1551631866352@mail.yahoo.com> <2D5F652AE3DF46E1BF610D90EB16FF70@malcoHP> In-Reply-To: Date: Thu, 7 Mar 2019 11:22:27 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3508.1109 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3508.1109 X-CMAE-Envelope: MS4wfPyRRJg5PvLTWMfJagjsSglsQEtn3hYlqDXLBkJoFmVpZ4wJtxqtUDnk3ryFuGJT+h06XfIsrLRVmFm/Khxl5MgQwAtbCVX6XWOHbm4NqqqS9v8QOugl 7KaUuciPffAczjFdUPBtEoM1lPf1pVVqicSuY0XaQGGKEJtPLTM/Biap X-Spam-Score: 0.0 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Hi David That is what I am doing the PLL LNB is manageable without modification for cw and ssb and most of my equipment is left on 24/7 so no warm up problems. I do have a high spec satellite RX with [...] Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [62.24.135.69 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 HTML_MESSAGE BODY: HTML included in message X-Scan-Signature: ea325ff0d4a9c53a3010c97c9e919a12 Subject: Re: Not LF: Opera via QO-100 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0032_01D4D4D8.0BCBD840" 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 This is a multi-part message in MIME format. ------=_NextPart_000_0032_01D4D4D8.0BCBD840 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi David That is what I am doing the PLL LNB is manageable without modification = for cw and ssb and most of my equipment is left on 24/7 so no warm up = problems. I do have a high spec satellite RX with selectable digital or analogue = reception plus various outputs, IF, BASEBAND etc. also manual frequency = and parameter settings. This could be an alternative method of reception = and maybe more stable than the more common LNB/DONGLE method and avoids = a T bias module 73 de mal/g3kev From: David Bowman=20 Sent: Wednesday, March 06, 2019 5:18 PM To: rsgb_lf_group@blacksheep.org=20 Subject: Re: Not LF: Opera via QO-10 Hi Mal Most of the LNBs designed for HD TV have a PLL for low phase noise. = These have 'acceptable' drift for CW and SSB QSOs......Just let them = warm up for 10mins before you use them. (or fit a TCXO instead of the = 27 / 25MHz crystal) No set top box required. Just small dish + LNB into a dongle. Trying = to get an output directly at 70cms is a bit hit and miss as you are well = below the lower 750MHz limit of the LNB. 73 David On Wed, Mar 6, 2019 at 1:56 PM mal hamilton = wrote: Marku There must be a way to modify a satellite RX to receive the AO 100. = The SAT BOX would have AFC built in to avoid LNB drift in normal use.=20 One method would be to set up the RX box to analogue reception and = tune across the base band, another to tap off the IF 480 Mhz and tune = across the IF with a 70cms amateur RX or SDR dongle and computer Maybe someone has tried a similar method 73 de mal/g3kevr Fn rom: Markus Vester=20 Sent: Sunday, March 03, 2019 4:51 PM To: rsgb_lf_group@blacksheep.org=20 Subject: Re: Not LF: Opera via QO-100 Hi Mal, my 2.4 GHz TX is fairly improvised and may not be easy to reproduce... = I've extracted the LO from an old Sat-TV receiver, followed by a small = Minicircuit amplifier and a 60 cm dish indoors. The PLL consists of the = 1/64 prescaler output fed to a CD4030 XOR phase comparator, along with a = 18.75082 MHz Rubidium-controlled reference.=20 There are surely much better ways to generate a decent 13 cm signal. = PA1SDB mentioned that he uses an Adalm-Pluto SDR from Analog Devices. You might be able to pick us up on the web-sdr, using 10489603.5 kHz = USB dial, and Opera SW set to Op-05 speed by selecting e.g. the 1296 MHz = band. Yes we could try a crossband contact, but not today. To count as a = valid QSO, we'd probably also need to set up our own receivers, both for = 10.5 GHz and 472 kHz. Best 73, Markus =20 -----Urspr=C3=BCngliche Mitteilung----- Von: mal hamilton An: rsgb_lf_group Verschickt: So, 3. Mrz 2019 16:24 Betreff: Re: Not LF: Opera via QO-100 Markus=20 How about a XBAND qso AO100/MF on CW You TX via satellite to me and I tx on 472.5 Khz CW 73 de mal/g3kev From: Markus Vester=20 Sent: Sunday, March 03, 2019 1:44 PM To: rsgb_lf_group@blacksheep.org=20 Cc: pa1sdb@amsat.org=20 Subject: Not LF: Opera via QO-100 Listening to the below-mentioned Goonhilly web-sdr, I noticed an = interrupted carrier on 10489.605 MHz, which turned out to be 10 mW = Opera-2 and Opera-05 transmissions from PA1SDB. Peter has been well = known in the LF group for running a VLF-Grabber in Appingedam.=20 During the last week, I had managed to built a rudimentary but stable = 2.4 GHz CW transmitter, allowing me to add in another Opera signal on = Es'hail-2. Anyone else to join in?=20 Best 73, Markus (DF6NM) -----Urspr=C3=BCngliche Mitteilung----- Von: VIGILANT Luis Fern=C3=A1ndez An: rsgb_lf_group@blacksheep.org Verschickt: So, 17. Feb. 2019 22:21 Betreff: LF: MF/LF chat over QA-100 Geostationary Satellite ?=20 Hi All=20 May be someone has the equipment and is in the footprint of Es'Hail-2, = formely AMSAT QA-100 satellite? Nice place for chats working as an HF band permanently open and with = outstanding sensibility Anybody (appart from David, G0MRF) interested in joining an MF/LF/VLF = chat ? You need just an SSB rig at 144 or 432, an upconverter to 2.4GHz and a = WiFi PA and antenna and you are in For Rx you can even use the WebSDR at Goonhilly https://eshail.batc.org.uk/nb/ Unfortunately the footprint of the satellite do not cover America = (only the extreme East of Brazil) nor Australia (reaching up to thailand). But sites like Reunion are in = the footprint 73 de Luis EA5DOM ------=_NextPart_000_0032_01D4D4D8.0BCBD840 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi David
That is what I am doing the PLL LNB is manageable without = modification for=20 cw and ssb and most of my equipment is left on 24/7 so no warm up=20 problems.
I do have a high spec  satellite RX with selectable digital or = analogue reception plus various outputs, IF, BASEBAND etc. also manual = frequency=20 and parameter settings. This could be an alternative method of reception = and=20 maybe more stable than the more common LNB/DONGLE method and avoids a T = bias=20 module
73 de mal/g3kev
 
 
 
 
Sent: Wednesday, March 06, 2019 5:18 PM
Subject: Re: Not LF: Opera via QO-10
 
Hi Mal
 
Most of the LNBs designed for HD TV have a PLL for low phase noise. = These=20 have 'acceptable' drift for CW and SSB QSOs......Just let them warm up = for=20 10mins before you use them.  (or fit a TCXO instead of the 27 / = 25MHz=20 crystal)
No set top box required.  Just small dish + LNB into a=20 dongle.   Trying to get an output directly at 70cms is a bit = hit and=20 miss as you are well below the lower 750MHz limit of the LNB.
 
73
 
David
 
On Wed, Mar 6, 2019 at 1:56 PM mal = hamilton <g3kevmal@talktalk.net>=20 wrote:
Marku
There must be a way to modify a satellite RX to receive the AO = 100. The=20 SAT BOX would have AFC built in to avoid LNB drift in normal use. =
One method would be to set up the RX box to analogue reception = and tune=20 across the base band, another to tap off the IF 480 Mhz and tune = across the IF=20 with a 70cms amateur RX or SDR dongle and computer
Maybe someone has tried a similar method
73 de mal/g3kevr
 
Fn rom: Markus Vester =
Sent: Sunday, March 03, 2019 4:51 PM
Subject: Re: Not LF: Opera via QO-100
 
Hi=20 Mal,

my 2.4 GHz TX is fairly = improvised and may=20 not be easy to reproduce... I've extracted the LO from an old Sat-TV = receiver,=20 followed by a small Minicircuit amplifier and a 60 cm dish indoors. = The PLL=20 consists of the 1/64 prescaler output fed to a CD4030 XOR phase = comparator,=20 along with a 18.75082 MHz Rubidium-controlled reference.
There are surely much better ways to generate a = decent 13 cm=20 signal. PA1SDB mentioned that he uses an Adalm-Pluto SDR from Analog=20 Devices.

You might be able to pick us up on the = web-sdr,=20 using 10489603.5 kHz USB dial, and Opera SW set to Op-05 speed by = selecting=20 e.g. the 1296 MHz band. Yes we could try a crossband contact, but not = today.=20 To count as a valid QSO, we'd probably also need to set up our own = receivers,=20 both for 10.5 GHz and 472 kHz.

Best = 73,Markus
 

-----Urspr=C3=BCngliche Mitteilung-----
Von: mal hamilton=20 <g3kevmal@talktalk.net>
An: = rsgb_lf_group=20 <rsgb_lf_group@blacksheep.org>
Verschickt:=20 So, 3. Mrz 2019 16:24
Betreff: Re: Not LF: Opera via = QO-100
Markus
How about a XBAND qso AO100/MF on CW
You TX via satellite to me and I tx on 472.5 Khz CW
73 de mal/g3kev
 
 
Sent: Sunday, March 03, 2019 1:44 PM
Subject: Not LF: Opera via QO-100
 
Listening=20 to the below-mentioned Goonhilly web-sdr, I noticed an interrupted = carrier on=20 10489.605 MHz, which turned out to be 10 mW Opera-2 and Opera-05 = transmissions=20 from PA1SDB. Peter has been well known in the LF group for running a=20 VLF-Grabber in Appingedam.

During = the last week,=20 I had managed to built a rudimentary but stable 2.4 GHz CW = transmitter,=20 allowing me to add in another Opera signal on Es'hail-2. Anyone else = to join=20 in?

Best 73,
Markus = (DF6NM)
-----Urspr=C3=BCngliche = Mitteilung-----Von: VIGILANT Luis Fern=C3=A1ndez <luis@vigilant.es>
An: rsgb_lf_group@blacksheep.org <rsgb_lf_group@blacksheep.org>
Verschickt:=20 So, 17. Feb. 2019 22:21
Betreff: LF: MF/LF chat over = QA-100=20 Geostationary Satellite ?

Hi=20 All=20
 
May be someone has the equipment and is in the footprint of = Es'Hail-2,=20 formely AMSAT QA-100 satellite?
Nice place for chats working as an HF band permanently open and = with=20 outstanding sensibility
 
Anybody (appart from David, G0MRF) interested in joining an = MF/LF/VLF=20 chat ?
 
You need just an SSB rig at 144 or 432, an upconverter to 2.4GHz = and a=20 WiFi PA and antenna and you are in
For Rx you can even use the WebSDR at Goonhilly

Unfortunately the footprint of = the=20 satellite do not cover America (only the extreme East of = Brazil)
nor Australia (reaching up to = thailand).=20 But sites like Reunion are in the footprint

73 de Luis
EA5DOM=20 =
=
------=_NextPart_000_0032_01D4D4D8.0BCBD840--