DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

This Corvus Model 400 was manufactured in July 1974.

 

The printed circuit board (PCB) of the first Corvus Model 400 with the
LED Display provided by Hewlett Packard.

The Mostek MK 50280 single-chip calculator circuit.


horizontal rule

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

Joerg Woerner, December 29, 2017. No reprints without written permission.