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Texas Instruments TI-1270

Date of introduction:  April 21, 1976 Display technology:  LED-stick
New price:  $18.95 Display size:  8
Size:  5.5" x 2.8" x 1.4"    
Weight:  5.5 ounces Serial No:  A12065
Batteries:  9V  Date of manufacture:  wk 39 year 1976
AC-Adapter:  AC9180 Origin of manufacture:  Italy
Precision:   Integrated circuits:  TMS0974
Memories:  1    
Program steps:   Courtesy of:  Joerg Woerner
    Download manual:   (US: 2.045 kB)

The colourful TI-1270 was introduced late in the growing TI-1200 family. Is it a basic calculator or a scientific calculator ? Compare it with the SR-11, introduced only 2 years earlier as a huge scientific calculator.

Within the Datamath Museum the decision was made, we'll keep it in the Basic Album. If your read more about the calculator chip inside the calculator you'll notice the similarity to the TI-1200.

A similar calculator was sold as Citation M4988 from the distribution company Western Auto.



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

© Joerg Woerner, December 5, 2001. No reprints without written permission.