||Stamped in black parallel with the edge of the board
||Printed/ handwritten along the side of the board.
||Etched in solder on the solder side of the board parallel to the edge
overall: 1/2 in x 3 1/8 in x 3 1/4 in
On one side there are several components, including three transistors, a potentiometer, and several resistors. On the other side there is a printed circuit.