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Additional Pictures 

 

This Technico LC-74CK was manufactured in December 1982 in Taiwan.

The Technico LC-74CK is powered by two LR54 (LR1130) batteries.

The printed circuit board (PCB) of the Technico LC-74CK is centered
around a Sharp LI3033M single-chip calculator circuit.

Close-up view of the Sharp LI3033M
single-chip calculator circuit
.

Close-up view of the PCB-Mark of
the Technico LC-74CK.


horizontal rule

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

Joerg Woerner, April 16, 2020. No reprints without written permission.