Title
ECHO-IV module
Catalog Number
102681446
Type
Physical object
Description
There are 5 green modules on the board. Date printed on front of circuit board is "MAR 2 '61." Date stamped on back of circuit board is "APR 1961."
Date
1966
Manufacturer
Sutherland, James F.
Identifying Numbers
| Other number |
111P007H01 |
Etched on both sides of circuit board |
| Other number |
GH 217A125G01 |
Etched on back of circuit board |
| Other number |
GHH |
Stamped into handle |
| Other number |
GHH 217A170G01 |
Etched on rear of circuit board |
| Other number |
S614C040G03 NOR |
Molded on top of green component |
| Other number |
TESTED M20 No. 5 |
Stamped on back of circuit board |
Dimensions
overall: 5 1/2 in x 9 in x 1 in
Category
Component/module
Credit
Gift of James F. Sutherland
