[Milsurplus] request for circuit for ky-81b/apa-89

[jedifox]

i have a need for the following information on a iff coder type
KY-81B/APA-89 .

circuit diagram of the unit,a clear scan of one if possible.

or pin-outs of the connectors 

thanks for your time all

leigh prior

jedifox@optusnet.com.au