Title
ECHO-IV module
Catalog Number
102681485
Type
Physical object
Description
Object is populated with 15 green component modules. Date printed on top of circuit board as "MAR 1961".
Date
1966
Manufacturer
Sutherland, James F.
Identifying Numbers
Other number |
146P254H01 |
Etched on both sides of circuit board |
Other number |
427A955G01 |
Etched on rear of circuit board |
Other number |
4N |
Hand written in red ink on metal edge |
Other number |
S614C040G04 NOR |
Molded on top of green component |
Other number |
XGB |
Stamped into handle |
Dimensions
overall: 5 1/2 in x 9 in x 1 in
Category
Component/module
Credit
Gift of James F. Sutherland