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Last database update :
04-21-2014


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Kovac  811ESR   (2 pictures)
 

 
Kovac 811ESR
Picture with courtesy of Jorma Heimonen.

Kovac 811ESR
Picture with courtesy of Jorma Heimonen.

Introduction date<=1975
End date>=1975
TypeScient
Last update date2009_12_29
ProgrammableN
RAM size1
ROM size
Number of functions25+8mem
Alpha capabilitiesN
Number of keys25
Display typeVFD
Number of digits on display8 1/2 +2 1/2
Graphical (X x Y)N
Extention(s)N
PrinterN
SavingN
Date or clock capabilitiesN
Microprocessor
Functions listPi EE [( )] EX 1/x x! e^x 10^x a^x ln log Sqrt sin asin cos acos tan atan R-D D-RMS MC MEX M/ M- Mx M+ MR
Size (length x width x thickness)
Weight
Batteries4xAA
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).