DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The
sales box of the
TI-31 SOLAR sold
around 1987 in Germany.
|
This
TI-31 SOLAR
was
manufactured in October 1987 by Toshiba in China (Date code T-1087 » mth 10 yr 1995). |
The printed circuit board
(PCB) of the TI-31 SOLAR is centered around the Toshiba T6974S single-chip calculator circuit.
|
The T6974S single-chip calculator circuit manufactured in CMOS-technology. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, June 11, 2017. No reprints without written permission.