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Additional Pictures 

 

This Montgomery Ward  P100 was manufactured in November 1974
by Texas Instruments (Date code 484 » wk 48  yr 1974).

The printed circuit board (PCB) of the Montgomery Ward  P100  is
centered around the TMS0803 Single Chip Calculator Circuit.

Close-up of the TMS0803 single-chip calculator circuit.

The differences between the Montogomery Ward P100
and the exactra 23 are obvious.

The side views of the Montgomery Ward P100 (top) and the 
exactra (model 22 w/o power supply shown)with different molds.


horizontal rule

If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, NSeptember 20, 2002. No reprints without written permission.