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  Texas Instruments  TI-31  version LED   (5 pictures)
 

 
Texas Instruments TI-31

Texas Instruments TI-31

Texas Instruments TI-31

Texas Instruments TI-31

Texas Instruments TI-31

Introduction date<=1977
End date>=1979
TypeFinancial+Stat
Last update date2009_12_22
ProgrammableN
RAM size>=1
ROM size
Number of functions33+4mem
Alpha capabilitiesN
Number of keys40
Display typeLED
Number of digits on display8 1/2 or 5 1/2+2 1/2
Graphical (X x Y)N
Extention(s)N
PrinterN
SavingN
Date or clock capabilitiesN
MicroprocessorTI TMC0982NL
Functions listlnx e^x x^2 Sqrt N %i PMT PV FV (Compute N %i PMT PV FV) % Delta% CST SEL MAR (Compute CST SEL MAR) y^x x^(1/y) Sigma+ Sigma- x<>y LR ( AN-CI ) 1/x m b x' y' (Compute 1/x m b x' y') STO RCL SUM EXC +/-
Size (length x width x thickness)145x80x33
Weight
Batteries1x9V or bat pack
External powerY/N
Power consumption
TwinTI Money Manager
Made inItaly
Link(s)Datamath ref.

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