Central array of light-emitting diodes displays status of 30 video cassette recorders (VCR's) monitoring integrated testing of Space Shuttle. Remote status panel linked to VCR's by one 37-conductor cable. Transistor/ transistor logic chips in interface circuit allow LED array to function without drawing power from VCR control circuits.


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    Title :

    Status Panel For Video Cassette Recorders


    Contributors:

    Published in:

    Publication date :

    1984-11-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English




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