DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
| Close-up view
of the FR1001 single-chip calculator circuit used with the Unitrex 1200K (Type
47) manufactured in November 1973. PMOS Technology, 28-pin. Manufactured October-November 1973.   |
If you have additions to the above article please email: joerg@datamath.org.
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