Type name / number: AE D1 (old case design) 10key Adding and Listing machine
(on the bottom plate is 2193-060 marked, but the two sources Uni Hanover and Rechenlexicon refere to these AE D1 and AE 10) AE10 is not mentioned in the Olympia documentary).
Production / SN: 38634
Calculating principle: Rocking Segment
(The print heads are part of the segment here. Not usual but saves the need for extra hings. Normal either small round or rectangle heads.)
Calculating functions: Add, Subtract, repeat add for multiplying
Input accuracy 9 digits
Calculating accuracy: 10 digits
Extra's:  
Designer:  
Production year: between 1967 and 1969
Case material: Plastic
Weight: 6.8 Kg
External links:  
Previous owner:  
Cosmetic imperfections:
(I accuse no one):
Normal usage
Date of receiving: 2013-
Machine story: 2014-04-18
A spring was loose / broken opening. Repaired.
Machine seems to work. Calculation test passed.

 

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