DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The printed circuit boards (PCBs)
of a BA-20 Profit Manager manufactured in July 1986 (left) and a BA-20
Profit Manager from March 2007 (right). |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, April 5, 2020. No reprints without written permission.