DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The sales
box of the Unisonic LC 224CK calculator sold around 1983
in the US. |
|
This
Unisonic LC 224CK calculator
was
manufactured in September 1983 in Taiwan.
|
|
The Unisonic LC 224CK calculator
is powered by two LR54 (LR1130) batteries. |
|
The printed circuit board
(PCB) of the Unisonic LC 224CK calculator is centered around a Sharp LI3329MT single-chip calculator circuit.
|
|
Close-up
view of the Sharp LI3329MT single-chip calculator
circuit.
|
Close-up view of the PCB-Mark and jumper of the LC
224CK. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, January 4, 2020. No reprints without written permission.