DATAMATH CALCULATOR MUSEUM
manufactured in December 1991 by
Texas Instruments in Lubbock, Texas (Date code LTA4991 » wk 49 yr 1991).
|The printed circuit board
(PCB) of the TI-7 MathMate is centered
around a single-chip calculator circuit.
solar cells printed of the TI-7 MathMate
in a very innovative way to the calculator PCB.
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© Joerg Woerner, December 25, 2015. No reprints without written permission.