DATAMATH CALCULATOR MUSEUM
|The internal construction
of the TI-30Xa SE manufactured by Nam Tai
Electronics, Inc. in China looks very unusual with a mix of different technologies.
side of the printed circuit board (PCB) with the calculator circuit
hidden under a blob of epoxy (COB-technology or chip-on-board).
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© Joerg Woerner, October 10, 2008. No reprints without written permission.