DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The Keyboard assembly of
the MBO Expert calculator.  |
The Keyboard assembly of
the MBO Expert calculator with the PCB removed. |
Close-up view of the modified transistor. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, August 25, 2024. No reprints without written permission.