TI-55

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TI-55
Type Programmable
Manufacturer Texas Instruments
Introduced 1977
Discontinued 1977
Calculator
Precision Calculator Precision
Display Type Light-emitting diode
Display Size 8+2
CPU
Processor TI TMC1503NL
Programming
Other
Power supply Power supply
Weight 0.18 kg
Dimensions 145*80*33
TI-55-II, revised version with LCD

The TI-55 is a programmable calculator first manufactured by Texas Instruments in 1977. It had an LED display,[1] and weighed 6.4 ounces (180 grams). It was programmable to hold up to 32 key-codes that would allow the user to repeat simple calculations with different values.[2]

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