DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
| This Western Auto M4988 was manufactured
in October 1976 by Texas Instruments in Lubbock, TX (Date code 4376 LTA » week 43 year 1976).
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| The M4988
manufactured in October 1976 in Lubbock, TX with the front part of its housing removed.
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| The printed circuit board
(PCB) of the featured M4988 is centered around a TMS0974 single-chip calculator circuit.  |
| Close-up view of the
TMS0974 packaged in a 28-pin DIP (Dual In-line Package).  |
Product Label Style
3, Beige, Western Auto
of the featured M4988. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, July 5, 2021. No reprints without written permission.
