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Additional Pictures 

 

This Aristo M27 was manufactured in April 1973.

 

The Aristo M27 is powered by 5 AA-sized batteries.

The printed circuit board (PCB) of the Aristo M27 isn't accessible
without destroying the warranty seal.


horizontal rule

If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, June 11, 2017. No reprints without written permission.