The famous TI-2500 Datamath calculator was first announced in April 1972 with a suggested retail price (SRP) of $149.95. Beginning June 1972, first customers got their calculators in the Neiman-Marcus and Sanger-Harris department stores in Dallas, TX before the formally introduction on September 21, 1972. 

Our model is the Texas Instruments TI-2500 / Datamath Version 1 (Made in Italy)

Date of introduction: September 21, 1972
Display technology: LED modules
New price: $119.95 Display size: 8
Size: 5.5" x 3.0" x 1.7"  139 x 76 x 42 mm3  
Weight: 12 ounces
Serial No: A022571
Batteries: 6 x AA NiCd (internal)
AC-Adapter: AC9100
Origin of manufacture: Italy
Integrated circuits: TMS0119

Serial number: A022571

This calculator, together with a zip up soft cover, was kindly donated by Julian Bryant.

Manufacturer: Texas Instruments
Date: 1972

This exhibit has a reference ID of CH21991. Please quote this reference ID in any communication with the Centre for Computing History.

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