The number is stamped in blue on the label affixed to the front of the modulator.
UM 1082 LA2/3
Front of the modulator.
overall: 1 3/8 in x 1 5/8 in x 7/8 in
The record contains a modulator whit hand written notes on the front label. The notes read, "video" "T5" "6HD" and "Case. OV". There are wires on one side. There is a red banana plug jack on the top. There is a snap on metal covering the front and back of the modulator.