This module has a yellow substrate with several components on one side. There is a black metal bracket at the extraction end with four lights and two handwritten labels. There are inspection stamps on both sides.
Manufacturer
Telefunken
Identifying Numbers
Other number
409
Found on the component side of the board and on the bottom label of the extraction handle
Other number
4973
Stamped in black near edge on component side.
Other number
55.3013.312-01
Printed in white on component side near extraction end.
