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    Re: MD-1 automatic astrocompass
    From: Brooke Clarke
    Date: 2003 Jan 27, 14:06 -0800

    Hi Paul:
    Thanks for the info, I'm now pursuing your suggestions.
    Can you tell me how you have your mail system configured in terms of line length?
    Paul Hirose wrote:
    > Brooke Clarke wrote:
    > >
    > > Also I'm interested in learning what the input and output signals are on 
    all the electrical connections to the MD-1 automatic astro
    > > compass star tracker .  I 
    think this could be interfaced to a computer eliminating
    > > all the rest of the original system, but need to know what all those 
    electrical connections do.  Also would then need all the mating
    > > connectors, what are they?  Sorry, but most of the photos have been removed. form the server.
    > I hope you have 115 V 400 Hz available and the capability to handle
    > synchro signals and drive 400 Hz servomotors. Based on my experience
    > with the ASB-9/A and ASB-16 part of the ASQ-38 system, that's my guess
    > on what you would need to run the star tracker.
    > See if you can get the Air Force technical orders for the system. This
    > company might be worth a try:
    > http://www.aerotecdata.com/html/library.html
    > Maybe the Air Force Museum could help. They have a large collection of
    > flight manuals, but I don't know about avionics tech orders.
    > If I were still on active duty I'd research this for you from the USAF
    > end. There's an index which cross references part numbers and system
    > designations to the applicable tech orders. And just because a gizmo
    > is obsolete, doesn't mean the tech orders are gone. In the late 1990s
    > I looked up the BC-348 liason radio my father had operated in the
    > Korean War years. The TOs were right there in the index, and their
    > status was listed as "active".
    > I'm not sure how civilians who are not DoD contractors would go about
    > obtaining tech orders. If you want to contact the USAF, first thing I
    > suggest is downloading the first two or three TOs on this list:
    > http://www-ext.tinker.af.mil/tild/default.htm#techorder
    > They explain how the USAF tech order system works, including how to
    > find the applicable pubs for a system and how to procure them. Whoever
    > you contact will likely have a desk full of work, so the more up to
    > speed you are from the get-go, the better your chance of getting good
    > help.
    > By the way, your message used very long lines which made the
    > formatting look ugly on my system.

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