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Re: Right-sizing a sat [was: Antennas on the bird]



The major cost redution in mode V is eliminating the directional antennas. A
70 cm uplink would eliminate the licensing problem.

John
KD6OZH

----- Original Message -----
From: "Howard Long" <howard@howardlong.com>
To: "Rip Smith" <rip.smith@mindspring.com>; <amsat-bb@AMSAT.Org>
Sent: Saturday, 13 January 2001 23:34 UTC
Subject: RE: [amsat-bb] Right-sizing a sat [was: Antennas on the bird]


> Hi Rip
>
> I think we're underestimating the fact that no-code ticket holders will be
> unable to operate modes V & I.
>
> The whole point of me taking up satellite operation about a year or so ago
> was that I could work that DX without having to bother with the code.
>
> I've been licensed since 1982 - and I've never taken the CW test, although
> at one stage ten years ago I was pretty close to taking it.
>
> I don't want to bring up the CW debate on the BB - that one's been flogged
> to death elsewhere! Suffice to say that at the end of the day it's nowhere
> near the top of my priority list, and I'm getting an enormous amount of
> satisfaction out of the hobby without it.
>
> I'm just concerned that in promoting the idea of 'easy-sats' for everyone
> using modes V or I, we're already closing the door on a very significant
> number of potential newcomers. I have trouble trying to justify telling a
> no-code licensee that s/he'd have to upgrade the license. After all, after
> upgrading the licence you can work all that HF DX easily without a
> satellite.
>
> I'm certainly not against Bob's suggestions - far from it, I think it's
the
> sort of think that might get me to finally take the code. Not to mention
the
> fact that I can't think of a cheaper ground station scenario.
>
> 73 Howard G6LVB
>
> -----Original Message-----
> From: owner-AMSAT-BB@AMSAT.Org [mailto:owner-AMSAT-BB@AMSAT.Org]On
> Behalf Of Rip Smith
> Sent: 13 January 2001 14:36
> To: amsat-bb@AMSAT.Org
> Subject: Re: [amsat-bb] Right-sizing a sat [was: Antennas on the bird]
>
>
>
> >Robert Oler WB5MZO wrote:
> >
> >Let me be clear.  In the end I really dont care what sort of "skills" are
> >left by building the satellite.  AO-40 contributed to the state of the
art
> >in terms of sat ops not a twit.  OK it has some neat momentuem wheels but
> >they would have been tested in other ways and thats true of every
component
> >on the bird.  We are not creating either an industry or a company.  We
> >should figure out how UHF/VHF/microwave comm is improved...not how to
build
> >better birds.
>
> Without intending to belittle the huge achievement of the AO-40 team in
any
> way, I think Robert has made a couple of important points.
>
> Ham radio is not only electronics and technology. Ham radio is also about
> communicating.
>
> Yes, the technology is a tool, but the proof of a tool is the job it will
> do. In communications, high technology is only as good as the quality of
> communications it provides. Otherwise it is a purely academic exercise.
>
> I am always willing to admire a technological achievement - and the AO-40
> team deserves a real congratulations for an amazing achievement even if
the
> bird does not end up to be perfect.
>
> However, even a perfect AO-40 would really serve only an tiny fraction of
> the total world-wide Amateur community, because to my mind, it is simply
> too expensive and too difficult for most of us to set up a ground station
> that would work with it efficiently.
>
> For the rest of us, satellites that can be accessed with more modest
ground
> stations will keep us interested and bring in new people who will build
and
> pay for new Phase 3 and the Phase 4 satellites and beyond.
>
> The bottom line, in my opinion, is a need for balance.
>
> Those who agree with me should look at Bob Bruninga's write-up on "Mode
V".
>
> The url is:
>
> http://web.usna.navy.mil/~bruninga/mode-v.html
>
> 73 de K3XO
> Rip
>
>
>
>
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>
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