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Additional Pictures 

 

The sales box of the Unisonic LC 262CK calculator sold around 1983 in the US.

The Unisonic LC 262CK in its sleeve with holder for a checkbook, credit cards, and pen.

This Unisonic LC 262CK was manufactured in 1983 in Taiwan.

The printed circuit board (PCB) of the Unisonic LC 262CK calculator is centered
around a NEC uPD1833G single-chip calculator circuit.

Close-up view of the NEC uPD1833G single-chip calculator circuit.

Close-up view of the PCB-Mark of a LC 262CK.


horizontal rule

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

© Joerg Woerner, January 3, 2020. No reprints without written permission.