Title
SMS card
Catalog Number
102730072
Type
Physical object
Description
The card is a 'TAG card whose function is unknown. The card consists of resistors, a single capacitor, jumpers, and four transistors.
Date
Circa 1959
Manufacturer
International Business Machines Corporation (IBM)
Identifying Numbers
Other number |
222 |
Engraved on the component side of the board |
Other number |
492867 |
Printed with copper on the circuit side of the board |
Other number |
A |
Printed with copper on the circuit side of the board |
Other number |
EC 112774 |
Engraved on the component side of the board (engineering change order?) |
Other number |
YBG24J UL 2 |
Engraved on the component side of the board |
Part number |
370336 |
Engraved on the component side of the board |
Dimensions
overall: 3/8 in x 4 1/2 in x 2 5/8 in
Category
Component/module
Credit
Gift of Paul Pierce