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exactra 31Model: Exactra 31
Battery:  no

Adapter:  120 volt
Year: 1974
Chip: TMS0109
Manual:
Info: Nothing else than a restyled TI-3000 with an additional sliding switch to select between Chain and Constant mode.

 

 

 


 

exactra ti 2000Model: Exactra TI-2000
Battery:  3 x AA

Adapter:  
Year: 1975
Chip: TMC0135
Manual: with permission www.datamath.org
Info: Finally found the TI-2000 in the Exactra part of the Museum. The label on the backside of the TI-2000 indicates with the bold "Made in Italy" already that the TI-2000 was manufactured for the European market.