Additional Pictures 


This ConceptCompact was manufactured in 1977 
by an unknown company in Taiwan.

The printed circuit board (PCB) of the CONCEPT COMPACT
calculator hides the name of its manufacturer.

The main electronics of the CONCEPT COMPACT calculator
is centered around a NEC uPD278C Integrated Circuit.

horizontal rule

If you have additions to the above article please email:

Joerg Woerner, February 5, 2010. No reprints without written permission.