42K Module - Analog Devices

42K Module by Analog Devices.   

Package: 28 x 28 x 14mm brick with 6mm long gold plated pins.   

Status: NOS (New Old Stock)   

Undocumented device from the 80's,

We think an instrumentation amplifier or four quadrant multiplier ?   ... any information appreciated.

Tested device : no

RoHS compliant: no