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.

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

Content without guarantee! (UK); Inhalt Ohne Gewähr! (DL)