- 13 1/8" x 4 7/16 AT-Bus Prototyping Board
- Board Length: 13-1/8'' (333mm)
- Board Width: 4-5/16'' (110mm)
- Double Sided, Pad-Per-Hole and Power Buses
- Space Reserved for: 1 D-Type Connector, 25-Pin
4.25" x 13.13". Double sided pads with plated through holes. I/O area for D-sub 9 to 25 pin connector. Separate busses for power and ground. 16 bit 49/98 contacts on 0.1 center. .042" diameter holes on 0.1" grid.