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Additional Pictures 

 

This TI-1205 was manufactured in May 1977 by 
Texas Instruments in Lubbock, TX (Date code LTA 1977 wk 19 yr 1977).

This TI-1205 was manufactured in March 1978 by
Texas Instruments in Lubbock, TX (Date code LTA 1278 wk 12 yr 1978).

The printed circuit board (PCB) of the TI-1205 makes use of the 
TMS0972 calculator chip and two rechargeable batteries.

Close-up view of the TMS0972 packaged in a
28-pin DIP (Dual In-line Package).


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

Joerg Woerner, October 22, 2009. No reprints without written permission.