DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The sales
box of the National Semiconductor NS103 Data Checker sold around 1979
in the US. |
|
The National Semiconductor NS103 Data
Checker in its
sleeve with holder for a checkbook and pen.
|
|
This National Semiconductor NS103 Data Checker calculator was manufactured in 1979 in Taiwan. | |
The National Semiconductor NS103 Data
Checker calculator
is powered by two LR44 batteries. |
|
The printed circuit board
(PCB) of the National Semiconductor NS103 Data Checker calculator is centered around a Mitsubishi M58490P single-chip calculator circuit.
|
|
Close-up
view of the Mitsubishi M58490P single-chip calculator
circuit.
|
Close-up view of the PCB-Mark of the NS103. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, December 1, 2019. No reprints without written permission.