DATAMATH CALCULATOR MUSEUM
box of the TI-501 calculator sold around 1982 in the
TI-501 was manufactured in
1982 by an unknown OEM in Taiwan.
calculator is powered by two AA batteries.
circuit board (PCB) of the TI-501 is centered
around a Toshiba single-chip calculator circuit.
Close-up view of the Toshiba
single-chip calculator circuit.
|Close-up view of the
PCB-Mark of the TI-501.
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© Joerg Woerner, February 24, 2021. No reprints without written permission.