DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

The printed circuit board (PCB) of the Radio Shack EC-260 calculator is centered
around an unknown Toshiba single-chip calculator circuit.

Close-up view of the PCB-Mark of a EC-260.


horizontal rule

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

Joerg Woerner, April 21, 2020. No reprints without written permission.