[amsat-bb] Re: AMSAT-BB Digest, Vol 2, Issue 670

[Wilhelm Hartinger]

----- Original Message ----- 
From: <amsat-bb-request at amsat.org>
To: <amsat-bb at amsat.org>
Sent: Wednesday, October 31, 2007 3:08 AM
Subject: AMSAT-BB Digest, Vol 2, Issue 670


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> Today's Topics:
>
>   1. Re: Phase 4 (Robert McGwier)
>   2. Re: Phase 4 (Nate Duehr)
>   3. Re: Phase 4 (Stefan Wagener)
>   4.  L band amp power supply (Andrew Glasbrenner)
>   5.  AO-16 S band beacon (WILLIAMS MICHAEL)
>   6. Re: AO-16 S band beacon (Andrew Glasbrenner)
>   7. Re: Phase 4 (k0vty at juno.com)
>   8. Re: Phase 4 (sco at sco-inc.com)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 30 Oct 2007 20:22:45 -0400
> From: Robert McGwier <rwmcgwier at gmail.com>
> Subject: [amsat-bb] Re: Phase 4
> To: Stefan Wagener <stefan_wagener at hotmail.com>
> Cc: "'John Marranca, Jr'" <KB2HSH at amsat.org>, amsat-bb at amsat.org
> Message-ID: <4727CAD5.20607 at gmail.com>
> Content-Type: text/plain; charset=windows-1252; format=flowed
>
> We have kept Eagle satellite alive.  The lab at U. Md. ES is being built
> out and we are going ahead with the structure.  We helped fund the
> completion of P3E  with our international  partners and stepped up our
> efforts to finish the IHU-3 for them (and us.
>
> The Eagle satellite structure build out is funded and slated for
> completion in 2008.
>
> We are really going to try to get P3E a ride on Intelsat to balance
> against the other offers to see what is best for AMSAT-DL and us.
>
> Stefan's analysis is correct.  Any one geostationary bird can cover
> roughly a third of the earth.
>
> Bob
>
>
>
> Stefan Wagener wrote:
>> Yes,
>>
>> It is a great project and deserves our full support!
>>
>> Having said that we also need to realize, that depending on the location 
>> of
>> the satellite above the equator we might only have the Americas in the 
>> foot
>> print. No Europe or Africa and no Asia. Since the first geostationary
>> satellite with amateur radio has to provide tangible support for 
>> government
>> agencies (funding source) it will certainly be primarily centered around 
>> a
>> North American footprint. That's why we need to keep Eagle alive and 
>> support
>> Phase 3E.
>>
>> All together they will give us the full package of worldwide DX via
>> satellite and reliable high power communication in the Americas.
>>
>> 73. Stefan VE4NSA
>>
>
> -- 
> AMSAT Director and VP Engineering. Member: ARRL, AMSAT-DL,
> TAPR, Packrats, NJQRP, QRP ARCI, QCWA, FRC. ARRL SDR WG Chair
> ?An optimist may see a light where there is none, but why
> must the pessimist always run to blow it out?? Descartes
>
>
> ------------------------------
>
> Message: 2
> Date: Tue, 30 Oct 2007 18:25:21 -0600
> From: Nate Duehr <nate at natetech.com>
> Subject: [amsat-bb] Re: Phase 4
> To: amsat bb <amsat-bb at amsat.org>
> Message-ID: <5EB2FADB-C015-43DC-B792-737567482308 at natetech.com>
> Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes
>
>
> On Oct 30, 2007, at 6:18 PM, Dave Guimont wrote:
>
>>
>>> On Oct 30, 2007, at 2:58 PM, John Marranca, Jr wrote:
>>>
>>> > Imagine...ULTRA RELIABLE DX...24 hours per day.  Those with antenna
>>> > restrictions or home-owner's covenants could be QRV.  And if the
>>> up/
>>> > down
>>> > links were UHF and above, a pair of helices could be used INSIDE,
>>> > pointing
>>> > through a window....
>>>
>>> Imagine the hundreds of people QRM'ing each other.  :-)
>>
>> Nate, you are kidding, of course!
>
> Yes, thus the " :-) ". Definitely meant as a joke.
>
> Just poking a little fun at this -- a fixed bird is going to be very
> popular.  Maybe sometimes "too" popular.
>
> It was meant to come out with a tone something like the phrase:
> "Visualize Whirled Peas!".
>
> Kinda like a new restaurant opening in your neighborhood, you probably
> don't want to be there on "opening night" if you're the type that
> likes to avoid crowds.  (GRIN)
>
> --
> Nate Duehr, WY0X
> nate at natetech.com
>
>
>
>
>
> ------------------------------
>
> Message: 3
> Date: Tue, 30 Oct 2007 19:43:07 -0500
> From: "Stefan Wagener" <stefan_wagener at hotmail.com>
> Subject: [amsat-bb] Re: Phase 4
> To: "'Robert McGwier'" <rwmcgwier at gmail.com>
> Cc: "'John Marranca, Jr'" <KB2HSH at amsat.org>, amsat-bb at amsat.org
> Message-ID: <BAY130-DAV5457DC7F367F7F50F3D28F6930 at phx.gbl>
> Content-Type: text/plain; charset="us-ascii"
>
> Thanks Bob.
>
> It was great meeeting you in Pittsburgh and you have my full support for
> your ideas and initatives. Folks like you keep things moving.
>
> 73, Stefan VE4NSA
>
> -----Original Message-----
> From: Robert McGwier [mailto:rwmcgwier at gmail.com]
> Sent: October-30-07 7:23 PM
> To: Stefan Wagener
> Cc: 'John Marranca, Jr'; amsat-bb at amsat.org
> Subject: Re: [amsat-bb] Re: Phase 4
>
> We have kept Eagle satellite alive.  The lab at U. Md. ES is being built 
> out
> and we are going ahead with the structure.  We helped fund the completion 
> of
> P3E  with our international  partners and stepped up our efforts to finish
> the IHU-3 for them (and us.
>
> The Eagle satellite structure build out is funded and slated for 
> completion
> in 2008.
>
> We are really going to try to get P3E a ride on Intelsat to balance 
> against
> the other offers to see what is best for AMSAT-DL and us.
>
> Stefan's analysis is correct.  Any one geostationary bird can cover 
> roughly
> a third of the earth.
>
> Bob
>
>
>
> Stefan Wagener wrote:
>> Yes,
>>
>> It is a great project and deserves our full support!
>>
>> Having said that we also need to realize, that depending on the
>> location of the satellite above the equator we might only have the
>> Americas in the foot print. No Europe or Africa and no Asia. Since the
>> first geostationary satellite with amateur radio has to provide
>> tangible support for government agencies (funding source) it will
>> certainly be primarily centered around a North American footprint.
>> That's why we need to keep Eagle alive and support Phase 3E.
>>
>> All together they will give us the full package of worldwide DX via
>> satellite and reliable high power communication in the Americas.
>>
>> 73. Stefan VE4NSA
>>
>
> --
> AMSAT Director and VP Engineering. Member: ARRL, AMSAT-DL, TAPR, Packrats,
> NJQRP, QRP ARCI, QCWA, FRC. ARRL SDR WG Chair "An optimist may see a light
> where there is none, but why must the pessimist always run to blow it 
> out?"
> Descartes
>
>
>
> ------------------------------
>
> Message: 4
> Date: Tue, 30 Oct 2007 21:08:58 -0400
> From: "Andrew Glasbrenner" <glasbrenner at mindspring.com>
> Subject: [amsat-bb]  L band amp power supply
> To: <amsat-bb at AMSAT.Org>
> Message-ID: <0E3880FB1B8844199FEA5073A7C1DE97 at Andrewlaptop>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
> I just ordered a newish LS-10a for my forthcoming amp, but I found one on
> QTH.com I thought I'd share. I don't know the guy from Adam, but it looks
> like a good deal to me. Caveat Emptor.
>
>>F/S Astron 28VDC Power Supply New.
>>New Astron 28VDC Power supply. this is the Good for 12.5 Amps Continuous 
>>or
>>15 AMPS ICS. This is a switching power supply so it light and is about 5
>> >pounds. $50.00 Plus Shipping. ASTRON Model SLS-15
>>Listing #626303 - Submitted on 10/28/07 by Callsign N9BX
>
> 73, Drew KO4MA
>
>
>
> ------------------------------
>
> Message: 5
> Date: Tue, 30 Oct 2007 18:27:49 -0700 (PDT)
> From: WILLIAMS MICHAEL <k9qho6762 at sbcglobal.net>
> Subject: [amsat-bb]  AO-16 S band beacon
> To: amsat-bb at amsat.org
> Message-ID: <752853.74430.qm at web82707.mail.mud.yahoo.com>
> Content-Type: text/plain; charset=iso-8859-1
>
> Is AO-16's 2.4 GHz beacon working and how strong is it?
>
>
>  Thanks,
>
>  Mike
>  K9QHO
>  AMSAT 33589
>
>
> ------------------------------
>
> Message: 6
> Date: Tue, 30 Oct 2007 21:50:28 -0400
> From: "Andrew Glasbrenner" <glasbrenner at mindspring.com>
> Subject: [amsat-bb] Re: AO-16 S band beacon
> To: "WILLIAMS MICHAEL" <k9qho6762 at sbcglobal.net>, <amsat-bb at amsat.org>
> Message-ID: <A709F63C2B78490398244D3F4E373A92 at Andrewlaptop>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
> AO-16 has been completely down for a while.
>
> 73, Drew KO4MA
>
> ----- Original Message ----- 
> From: "WILLIAMS MICHAEL" <k9qho6762 at sbcglobal.net>
> To: <amsat-bb at amsat.org>
> Sent: Tuesday, October 30, 2007 9:27 PM
> Subject: [amsat-bb] AO-16 S band beacon
>
>
>> Is AO-16's 2.4 GHz beacon working and how strong is it?
>>
>>
>>  Thanks,
>>
>>  Mike
>>  K9QHO
>>  AMSAT 33589
>> _______________________________________________
>> Sent via AMSAT-BB at amsat.org. Opinions expressed are those of the author.
>> Not an AMSAT-NA member? Join now to support the amateur satellite 
>> program!
>> Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
>
>
>
> ------------------------------
>
> Message: 7
> Date: Tue, 30 Oct 2007 20:58:08 CST
> From: k0vty at juno.com
> Subject: [amsat-bb] Re: Phase 4
> To: rwmcgwier at gmail.com, amsat-bb at amsat.org
> Message-ID: <20071030.205808.-576635.6.k0vty at juno.com>
> Content-Type: text/plain; charset=iso-8859-1
>
> Hi Robert (N4HY)
>
> I have been reading all the info on the BB about what appears to be a Geo
> syncronous amateur system supported by a commercial bird.
> Obviously you and others have done much work to understand this scheme
> in order to develop support for it.
> My problem is I do not have enough to really handle this issue as a Amsat
> Coordinator and was not able to attend the symposium.
> Being an uninformed Amsat Coordinator is not healthy for Amsat.
>
> Is a system level proposal for this new Phase 4 going to be provided with
> sufficient numbers to allow membership evaluation before any impact on
> the Eagle system effort is considered acceptable.
> A question that needs an answer as I have already been asked.
>
> Will an analysis of the effects on the HEO DXCC desires of the membership
> as to the effect of a stationary fixed aperture antenna pattern in Geo
> versus a moving satellite location fixed aperture antenna system not in
> Geo.
> To include the need to use high squint angles and power levels required
> on both
> ends of this sort of  link budget.
>
> Sorry I did not attend the symposium.
>
> Joe Murray K0VTY
> Amsat # 860
> Amsat area Coordinator NE
> =================================
> On Tue, 30 Oct 2007 20:22:45 -0400 Robert McGwier <rwmcgwier at gmail.com>
> writes:
>> We have kept Eagle satellite alive.  The lab at U. Md. ES is being
>> built
>> out and we are going ahead with the structure.  We helped fund the
>> completion of P3E  with our international  partners and stepped up
>> our
>> efforts to finish the IHU-3 for them (and us.
>>
>> The Eagle satellite structure build out is funded and slated for
>> completion in 2008.
>>
>> We are really going to try to get P3E a ride on Intelsat to balance
>>
>> against the other offers to see what is best for AMSAT-DL and us.
>>
>> Stefan's analysis is correct.  Any one geostationary bird can cover
>>
>> roughly a third of the earth.
>>
>> Bob
>>
>>
>>
>> Stefan Wagener wrote:
>> > Yes,
>> >
>> > It is a great project and deserves our full support!
>> >
>> > Having said that we also need to realize, that depending on the
>> location of
>> > the satellite above the equator we might only have the Americas in
>> the foot
>> > print. No Europe or Africa and no Asia. Since the first
>> geostationary
>> > satellite with amateur radio has to provide tangible support for
>> government
>> > agencies (funding source) it will certainly be primarily centered
>> around a
>> > North American footprint. That's why we need to keep Eagle alive
>> and support
>> > Phase 3E.
>> >
>> > All together they will give us the full package of worldwide DX
>> via
>> > satellite and reliable high power communication in the Americas.
>> >
>> > 73. Stefan VE4NSA
>> >
>>
>> -- 
>> AMSAT Director and VP Engineering. Member: ARRL, AMSAT-DL,
>> TAPR, Packrats, NJQRP, QRP ARCI, QCWA, FRC. ARRL SDR WG Chair
>> ?An optimist may see a light where there is none, but why
>> must the pessimist always run to blow it out?? Descartes
>> _______________________________________________
>> Sent via AMSAT-BB at amsat.org. Opinions expressed are those of the
>> author.
>> Not an AMSAT-NA member? Join now to support the amateur satellite
>> program!
>> n settings: http://amsat.org/mailman/listinfo/amsat-bb
>>
>>
>
>
> ------------------------------
>
> Message: 8
> Date: Tue, 30 Oct 2007 22:09:50 -0400
> From: sco at sco-inc.com
> Subject: [amsat-bb] Re: Phase 4
> To: <amsat-bb at amsat.org>
> Message-ID: <E1In30S-0001rr-TY at elasmtp-mealy.atl.sa.earthlink.net>
> Content-Type: text/plain; charset="us-ascii"; format=flowed
>
> At 07:37 PM 10/30/2007, you wrote:
>>Yes,
>>
>>It is a great project and deserves our full support!
>>
>>Having said that we also need to realize, that depending on the location 
>>of
>>the satellite above the equator we might only have the Americas in the 
>>foot
>>print. No Europe or Africa and no Asia. Since the first geostationary
>>satellite with amateur radio has to provide tangible support for 
>>government
>>agencies (funding source) it will certainly be primarily centered around a
>>North American footprint. That's why we need to keep Eagle alive and 
>>support
>>Phase 3E.
>>
>>All together they will give us the full package of worldwide DX via
>>satellite and reliable high power communication in the Americas.
>>
>>73. Stefan VE4NSA
>
> if its an AMSAT-NA project and money then I hope it is over the 
> Americas!!!
> Think of the possibilities ... WAS, worked all US Counties (by Sat),
> worked all grids, worked all Canadian provinces, etc. Probably could
> even do it all MOBILE too, if one wanted to.
>
> Les W4SCO
> www.scoincsoftware.com
>
>
>
> ------------------------------
>
> _______________________________________________
> Sent via amsat-bb at amsat.org. Opinions expressed are those of the author.
> Not an AMSAT member? Join now to support the amateur satellite program!
> http://amsat.org/mailman/listinfo/amsat-bb
>
>
> End of AMSAT-BB Digest, Vol 2, Issue 670
> ****************************************
>
>
>
> -- 
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