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Additional Pictures 

 

Close-up view of the TMS3834 single-chip alarm clock circuit used with the TI-70.
PMOS Technology, 28-pin DIP 6-digit Time Counter, 4-digit Alarm Counter, 50 Hz/60 Hz pre-scaler.

Close-up view of the TMS3834A single-chip alarm clock circuit used with the TI-70.
PMOS Technology, 28-pin DIP 6-digit Time Counter, 4-digit Alarm Counter, 50 Hz/60 Hz pre-scaler.


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

Joerg Woerner, October 15, 2021. No reprints without written permission.