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Additional Pictures 

 

This IMCO MudMod calculator was manufactured in February 1982 by
Texas Instruments in Abilene, TX (Date code ATA 0782 » wk 07 yr 1982).

The IMCO MudMod module.

Inside the module we located
a standard TMC0540 with a 
CD5691 ROM-Code.


horizontal rule

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

© Joerg Woerner, April 3, 2021. No reprints without written permission.