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Additional Pictures 

 

The sales box of the Canon LE-83 (Version 1) sold around Summer 1974 in the US.



This Canon LE-83 (Version 1) was manufactured in May 1974 by Canon in Japan.

The Canon LE-83 is powered by a four disposable 1.5 Volt batteries.

The printed circuit board (PCB) of the Canon LE-83 is centered around a TMS0101 single-chip calculator
circuit and supported by discrete transistors instead the two display drivers hybrid circuits.

Close-up view of the TMS0101 single-chip calculator circuit.



Close-up view of the ANTEX SK-3-307 LED display module.



Front and backside of the keyboard assembly from a Canon LE-83 calculator.



The keyboard assembly with the printed circuit board (PCB) removed, showing the springs and conductive
rubber elements of the keys. The springs are isolated from the PCB with a stamped plastic foil.




horizontal rule

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

© Joerg Woerner, September 11, 2024. No reprints without written permission.