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Last database update :
04-20-2013


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Silver Seiko  Union M  aka SR 81   (6 pictures)
 

 
Silver Seiko Union M

Silver Seiko Union M

Silver Seiko Union M

Silver Seiko Union M

Silver Seiko Union M

Silver Seiko Union M

Introduction date<=1978
End date
Type4 funct
Last update date1998_08_30
ProgrammableN
RAM size1
ROM size
Number of functions6+4mem
Alpha capabilitiesN
Number of keys23
Display typeVFD
Number of digits on display8 1/2
Graphical (X x Y)N
Extention(s)N
PrinterN
SavingN
Date or clock capabilitiesN
MicroprocessorNec D1803C
Functions list% Sqrt M+ M- RM CM
Size (length x width x thickness)116x74x19
Weight
Batteries1xAA
External powerDC
Power consumption0.1W
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).