Texas Instruments
Model: BA-54
Battery: 2 x LR44
Adapter:
Year: 1997
Chip: CD4553 CD4554
Info: slanted LCD generation
Model: BA-55
Battery: 2 x LR44
Adapter:
Year: 1983
Chip: CD4553 CD4554
Info: slanted LCD generation
Model: BA-II
Battery: 2 x LR44
Adapter:
Year: 1985
Chip: TPO322
Info: I owe a huge thank you to my friend, Onofri Rodolfo (Rudy) who donated the calculator !
Model: BA II plus
Battery: CR2032
Adapter:
Year: 1996
Chip: T6a53 Toshiba
Info: modern LCD 1991 - 1999
Model: BA-III
Battery: 2 x LR44
Adapter:
Year: 1985
Chip: TPO322
Info:
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.jpg "Calculator Fuller")
.jpg "Console / Games"){kind=small}
.jpg "Olivetti Valentine")
.jpg "Battle Star Galactica"){kind=small}
.jpg "APPLE")
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