DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This
Radio Shack EC-423
was
manufactured in June 1988 by Inventa Electronics Corporation in Taiwan (Date code 06A8 » mth 06 yr 1988).
|
|
The printed circuit board
(PCB) of the EC-423 is centered around an unknown single-chip calculator circuit. |
|
Close-up
view of the unknown single-chip calculator circuit. |
Close-up
view of the PCB-Mark of a EC-423. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, April 6, 2024. No reprints without written permission.