Type name / number: Madas-20AG
Production / SN: 82695
Calculating principle: Stepped Drum
Calculating functions: Add, Subtract, Divide and automatic Multiply
Input accuracy 10 digits
Calculating accuracy: 20 digits
Extra's: front input unit for automatic multiplication
Designer: Edwin Jahn, Otto Steiger, Hans W. Egli
Production year:  
Case material: Steel, Aluminum
Weight: Kg
External links:

- The MADAS 20AG the company web site, build by Gerald Saudan (CH)

Previous owner:  
Cosmetic imperfections:
(I accuse no one)
The external and internal state is nearly new. You can only see on the rubber feets that it is an decades old machine.
Date of receiving:  
Machine story: 2013-04-20
After cleaning the machine the calculation test all passed.

2013-05-17
Changing the type number from AT to AG. Based on appriciated information from Gerald Suadan (MADAS web site).

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