DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This TI-1790 was manufactured in Japan early in 1978. |
The printed circuit board
(PCB) of the TI-1790 hides the manufacturer and type of the calculator brain. |
The backside of the PCB
reveals a Toshiba T3566 single-chip calculator circuit. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, September 8, 2008. No reprints without written permission.