DATAMATH CALCULATOR MUSEUM
|The ABLE calculator in its package.
backside of the calculator housing with the
NiCd batteries instead the standard 9V block battery.
six restricted keyboards are labelled ABLE-I to
|The printed circuit board
(PCB) of the ABLE makes use of the
TMS0972 calculator chip and a unique power supply circuit.
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© Joerg Woerner, October 20, 2007. No reprints without written permission.