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'(OT)CCD cooler was--Re: Counting encoder pulses'
1998\01\30@232918 by John Griessen

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face
At 08:57 AM 1/30/98 +1300, you wrote:
>> I suggest using two PCs... the one you have...
.
.
The same thing with a CCD needs 500k. Add to that the power
>consumption of the Peltier device and both objectives go out the window.
>But you do get pretty pictures. :-)
>
>Steve.
A Stirling engine that is CCD sized has been developed as economically
better than l N2...(that's cheap in dollars and in Watts!)  You should look
that up before giving up on a solar/battery powered telescope

John Griessen
Austin TX

1998\01\31@021625 by Steve Baldwin

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> A Stirling engine that is CCD sized has been developed as economically
> better than l N2...(that's cheap in dollars and in Watts!)  You should
look
> that up before giving up on a solar/battery powered telescope

Sounds interesting. Do you have any references ?
(Not that we are in the Nitrogen league).

Steve.

======================================================
 Very funny Scotty.  Now beam down my clothes.
======================================================
Steve Baldwin                Electronic Product Design
TLA Microsystems Ltd         Microcontroller Specialists
PO Box 15-680                email: spam_OUTstevebTakeThisOuTspamkcbbs.gen.nz
New Lynn, Auckland           ph  +64 9 820-2221
New Zealand                  fax +64 9 820-1929
======================================================

1998\01\31@131334 by Morgan Olsson

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At 22:18 1998-01-30 -0600, you wrote:
>A Stirling engine that is CCD sized has been developed as economically
>better than l N2...(that's cheap in dollars and in Watts!)  You should look
>that up before giving up on a solar/battery powered telescope
>
>John Griessen
>Austin TX
>
Can it run both as a heat driven engine, and as a mechanically driven heat
pump?
Interesting!
Where can we learn more abour it?
/Morgan
Morgan Olsson, MORGANS REGLERTEKNIK, Sweden, ph: +46 (0)414 70741; fax 70331
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