Texas Instruments

• Slanted LCD

Model: TI-60
Battery: 2 x LR44
Adapter: 
Year: 1987
Chip:  CD4815-CD4614
Info:  slanted LCD  generation

• Galaxy line

Model: TI-65
Battery: 2 x LR44
Adapter: 
Year: 1988
Chip: CD4805 , CD4806               
Info:The TI-65 Technical Analyst is a quite interesting calculator within the Galaxy-line.

• Galaxy line

Model: TI-66
Battery: 2 x LR44
Adapter: 
Year: 1984
Chip: Toshiba T6875, TC5514A               
Info: GALAXY line

• LCD-1985-1990

Model: TI-68
Battery:  CR2032
Adapter: 
Year: 1990
Chip: CPU: Toshiba T9948A   
Info: Taiwan

• LCD-1985-1990
• RCI
• donated

Model: TI-68 prototype
Battery:  CR2032
Adapter: 
Year: 1985
Chip: CPU: Toshiba T9948A   
Info:Calculator donated by Massa Gennaro in 2023 during the 2nd edition "the story with Texas Instruments" in Rieti, (World Chili Pepper Fair). This was a prototype with transparent case, built in the Rieti factory.