Manufacturer: APF
Model: 26
AKA: MARK 26
Year: 1975
Display: LED
Circuits: GIMT: C594
Dimensions: 112x65x36 mm
Power type: 9V / Adapter
Origin: Japan
S/N:  
Owner:  

 

Case: 
Color case: 
Color keyboard: 
Weight: 
Voltage selection: 
Power consumption: 
Working conditions: 
Printed Circuit Boards (PCB's): 
Memories: 
Memories indication: 
Prog. steps: 
Decimal point handling: 
Rounding: 
Calculation overflow indication: 
Input overflow indication: 
Divide by Zero indication: 
Square root of negative value indication: 
Negative value indication: 
Auto constant function by pressing twice: 
Auto Power-off: 
Display details: 
Keyboard details: 
Printer: 
Printer roll: 
Printer inkt-ribbon: 
Extra features/remarks: 
Initial price: 
Overall quality rate (1-10): 
OEM-copies: 
Other sources of info: 
Advertisements/Publications: 


Black.
Silver.










Appearance of 'E' on the left side of the display.


N/A.
Appearance of '-' on the left side of most significant digit.
Yes.



N/A.
N/A.
N/A.





-

 

Example

Operation

Result

2+4+4+4-3-3

[CE/C] [CE/C] 2 [+] 4 [=/K] [=/K] [=/K] [-] 3 [=/K] [=/K]

8

110x12%

[CE/C] [CE/C] 110 [X] 12 [%]

13.2

 

Calc + Manual + Box ^

Label ^