Texas Instruments

• Modern Desktop

Model: TI-10 europa
Battery:  solar
Adapter:     
Year: 1995
Chip: 
Info: modern DESKTOP 

• Overhead

Model: TI-10 overhead
Battery: 
Adapter: 
Year:  2006
Chip: made in China
Info:  The California based company Stokes Publishing Company, Inc. distributes under the label "The Educator®"
calculators optimized for teaching purposes. William T. Stokes filed already July 30, 1991 the US Patent Application U.S. Pat. No. 5,035,502
 with the title "Transparent calculator for overhead projection".

• Basic

Model: TI-1000 gold
Battery: 3 x AAA ni-cd
Adapter: AC9180
Year: 1977
Chip: TMC1991 or TMC1992
Info: 

• Basic

Model: TI-1000 silver
Battery: 3 x AAA ni-cd
Adapter: AC9180
Year: 1977
Chip: TMC1991 or TMC1992
Info: 

• First solar lcd and Slimline lcd

Model: TI-1001
Battery: 2 x LR43
Adapter: 
Year: 1982
Chip: TP0311         
Info: slimline LCD - first solar LCD