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Additional Pictures 

 

This Concept II was manufactured in February 1976 by
Texas Instruments in Lubbock, TX (Date code 0876 LTA » week 08 year 1976).
The colorful CONCEPT I side by side with the CONCEPT II.

The colorful CONCEPT II side by side with its sibling TI-1250.

The printed circuit board (PCB) of the featured CONCEPT II
is centered around a TMS0952 single-chip calculator circuit.
The printed circuit board (PCB) of a CONCEPT II manufactured in October 1976
is centered around a TMS0972 single-chip calculator circuit.
Close-up view of the TMS0952 packaged in a
28-pin DIP (Dual In-line Package).
Close-up view of the TMS0972 packaged in a
28-pin DIP (Dual In-line Package).
Product Label Style 3, Concept II of the featured CONCEPT II.


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

© Joerg Woerner, February 2, 2010. No reprints without written permission.