This module has a yellow board with various components on one side. There are flat pins at the insertion end. At the extraction end there is a black metal bracket with two white labels. The top label reads "EM" and the other says "400/1." There are three inspection stamps on the solder side.
Manufacturer
Telefunken
Identifying Numbers
Other number
400/1
Handwritten on a circular label near the insertion-end on the component side of the board
Other number
55.3012.310
Handwritten on white label attached to the component side of the board.
Other number
55.3013.308-01
Printed in white on component-side near the extraction end
Other number
AW 5900. 60
Printed in solder on solder-side at extraction end
Other number
B19
Handwritten on white sticker on the solder-side near the exraction end
Other number
MB2
Handwritten on white sticker on the solder-side near the exraction end