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Last database update :
04-21-2014


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  Hewlett-Packard  81  aka Classic   (no picture)
 

Desktop with printer version from HP80 model.
 
Introduction date1973
End date1978?
TypeFinancial desktop
Last update date2007_06_06
ProgrammableN
RAM size20
ROM size
Number of functions11+8mem+16fin+6print
Alpha capabilitiesN
Number of keys37+6
Display typeImp + LED
Number of digits on display15.
Graphical (X x Y)N
Extention(s)N
PrinterY
SavingN
Date or clock capabilitiesN
Microprocessor
Functions listCHS y^x Rv x<>y % Save^ Sqrt Log STO RCL meanx Sum+ /K xK ->K n TL i SOD PMT DAY PV FV EXT() CAL YTM CAL INT DAT BND Delta% M() PRTOFF PAPER^Diamond * PRM PRD
Size (length x width x thickness)390x275x137
Weight6Kgr
BatteriesN
External powerY
Power consumption
Twin
Made in
Link(s)

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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).