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Additional Pictures 

 

This Radio Shack statesman EC-455 calculator was manufactured in April 1998 in Malaysia (Date code 4A8 mth 04 yr 1998).

The printed circuit board (PCB) of the Radio Shack statesman EC-455 calculator is centered
around a Sharp LI3154  single-chip calculator circuit.

The Radio Shack statesman EC-455 calculator is powered by one LR54 (GP189) battery and four solar cells.

Close-up view of the Sharp LI3154
single-chip calculator circuit
.

Close-up view of the PCB-Mark
of a Radio Shack EC-455 calculator.

Close-up view of the jumper on the PCB
of a Radio Shack EC-455 calculator.



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If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, February 25, 2020. No reprints without written permission.