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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
| Removing the backside of the housing
reveals a strange internal construction based on a very thin and flexible printed circuit board (PCB).
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| Everything inside
the Checkbook II is different to the other Checkbook calculators. Even the calculator circuit uses a very thin housing.
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If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, February 19, 2004. No reprints without written permission.