DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

The Canon card F-72 with the back shell of the housing removed. 

The flexible printed circuit board (Flex-PCB) is made from one piece and
includes all keys, the battery contacts and a single-chip calculator chip.


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

Joerg Woerner, March 17, 2004. No reprints without written permission.