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TI 1626Model: TI-1626
Battery:  2 x AA
Adapter:     
Year: 1985
Chip: 
Info: The TI-1626 could be called one of the smallest, thinnest and lightest calculators manufactured by Texas Instruments.

 


 

TI 1650Model: TI-1650
Battery: special 1,2 ni-cd
Adapter: AC9131
Year: 1976
Chip: TMS1043
Info: 

 

 

 


 

TI 1680Model: TI-1680
Battery: special 1,2 ni-cd
Adapter: AC9131,AC9132
Year: 1978
Chip: TMC1981,TMC0999
Info: 

 

 


 

TI 1700Model: TI-1700
Battery: 3 x LR54
Adapter: 
Year: 1978
Chip: T3551 or T3708toshiba            
Info: first TI-LCD - yellow LCD  


 

TI 1706Model: TI-1706
Battery: solar
Adapter: solar
Year: 1983
Chip: Sharp LI3129
Info: