DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This Canon LE-83 (Version
2) 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-122-9 Display module. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, December 26, 2021. No reprints without written permission.