DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This Canon LE-81M was
manufactured in June 1974 by Canon in Japan. |
| The Canon LE-81M can be
operated by either a rechargeable NiCd battery pack or four disposable Alkaline batteries .  |
The Canon LE-81M makes
obviously use of a Bowmar Optostic LED module. |
| The double-sided printed
circuit board (PCB) of the Canon LE-81M is centered around a TMC0605 single-chip calculator circuit.
|
| Close-up
view of
the TMC0605 single-chip calculator circuit.
|
Close-up view of the
Bowmar R7H-122-9D Display module.  |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, March 26, 2003. No reprints without written permission.
