Handwritten on a damaged sticker on the back of the panel.
Printed in white in the left corner of the board.
overall: 8 3/8 in x 26 in x 13 1/2 in
The unit has seven vacuum tube sockets, two of which are missing, and two of which are duel tube 3E29 Vacuum tubes. There are 12 BNC connectors, some have a white sticker label and all have a screen printed label. Part of the circuitry contains pieces of Coaxial cable.