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curtaTI 0088LCD WatchLED WatchAnalogic Two Hands

zayre concept IIITI 0045 ktsi speechTI Educational

scientific 2001Model: TEXET 2001 scientific
Battery:  9 volt

Adapter: 
Year: 1976
Chip:  TMS0985
Info:




 


 

880 executiveModel: TEXET 880
Battery:  9 volt

Adapter: 
Year: 
Chip:  TMS0972
Info: This is a nearly perfect copy of the TI-1250. Made in Homg Kong