DATAMATH 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.