Drive board 1402 control
Digital Equipment Corporation (DEC)
||Stamped into metal frame.
||Etched on circuit side and stamped on component side.
||Handwritten on metal frame on side of board. Possibly a LLNL depricated number.
||Etched on circuit side and stamped on component side and on metal frame.
overall: 1/2 in x 4 1/2 in x 7 in
This module consists of 3 power transistors in TO-3 cases, resistors, capacitors and transistors.
Gift of Lawrence Livermore National Laboratory (LLNL)