The object has a green board with several integrated circuits, switches, resistors, capacitors and metal pins on one side. On the opposite side the soldered circuit is visible through the boards green layers. There are also three screws, which hold brackets in place on the other side.
Date
1981 ca.
Manufacturer
Fulcrum Computer Products
Identifying Numbers
Other number
1981
Copyright date: printed near the insertion pins on lefthand side