Title
Read Write Hold and Deslect 4520 C system building blockCatalog Number
102716749Type
Physical objectDescription
One one side the board is half covered in various components. "READ WRITE HOLD AND DESELECT _520 C" is printed on the solder side at the insertion end above the grid lettered A-Z.Date
1965 ca.Manufacturer
Digital Equipment Corporation (DEC)Identifying Numbers
| Model number | 520 C | Printed on the solder side near the insertion end (the 4 is missing) |
| Part number | 4520 | Stamped into the face of the aluminum frame |
Dimensions
overall: 1/2 in x 4 1/2 in x 7 inCategory
Component/module
