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A Big database for small calculators.

Last database update :
04-21-2014


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National Semiconductor  4525  aka Scientist PR   (no picture)
 

RPN
 
Introduction date~1975
End date
TypeScient+prog
Last update date2010_05_02
ProgrammableY
RAM size1+102steps
ROM size
Number of functions20+2mem+4prog
Alpha capabilitiesN
Number of keys39
Display typeLED
Number of digits on display8+2
Graphical (X x Y)N
Extention(s)N
PrinterN
SavingN
Date or clock capabilitiesN
MicroprocessorNS
Functions listsin cos tan sin cos tan Pi log 10^x ln e^x y^x Sqrt 1/x x<>y ROLLv EE CHS start halt skip del
Size (length x width x thickness)150x75x31
Weight
Batteries3xAA sealed
External powerY
Power consumption
TwinNovus 4525 Scientist PR
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Copyright : all the pictures are my property. You can copy and save them but strictly for your own purpose. You are not authorized to modify, diffuse or use them (even partially) for another internet site, or for all other puplic diffusion. You are authorized to create links to MyCalcDB site, but I cannot garantee their reliability in the time. What I can garantee (exept errors) is only the database calculator's id number (for example: id=777 for the HP-55).