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Additional Pictures 

 

This Technico SL-881 Small Desktop calculator was manufactured in October 1984 in Taiwan.

The printed circuit board (PCB) of the Technico SL-881 is centered
around an unknown single-chip calculator circuit.

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

Close-up view of the PCB-Mark of
the SL-881.


horizontal rule

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

Joerg Woerner, April 23, 2020. No reprints without written permission.