DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
| This Exactra 22 uses a LED display
manufactured by Bowmar, better known as Opto-Stick.
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| The printed circuit board (PCB)
of the Exactra 22 with the TMS0803 single-chip calculator circuit and one additional display driver plus transistors.
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If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, October 17, 2003. No reprints without written permission.
