Texas Instruments

• Modern Desktop

Model: TI-5022
Battery:  solar
Adapter:    
Year: 1983
Chip: Thoshiba T6897
Info: modern DESKTOP

• First HANDHELD printing

Model: TI-5025
Battery: 7 x AA ni-cd    
Adapter:  AC9172
Year: 1980
Chip: TMC0262       
Info:  first HANDHELD printing 

• LCD-1991-1999

Model: TI-503
Battery: LR54
Adapter: 
Year: 1991
Chip:     
Info: LCD  1991 - 1999 Made in China

• LCD-2000-2017

Model: TI-503 sv
Battery: solar , CR2032
Adapter: 
Year: 2017
Chip:
Info: modern LCD  2000 - 2017 made in Philippines

• Desktop line
• donated

Model: TI-5032
Battery: 4 x AA
Adapter: AC9175
Year: 1983
Chip: 
Manual:    
Info: Donated from Maurizio Candito / The TI-5032 was the first battery operated printing desktop calculators introduced by Texas Instruments