DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

This DataChron was manufactured in Japan in 1979.

The printed circuit board (PCB) of the DataChron hides
the manufacturer and type of the calculator brain.

The backside of the PCB reveals a Toshiba T3566
single-chip calculator circuit.


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

© Joerg Woerner, September 8, 2008. No reprints without written permission.