DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

This SR-10 Version 2 was manufactured in December 1973 by Texas Instruments.

The double-sided printed circuit board (PCB) of the SR-10 Version 2
is centered around a TMS0120 single-chip calculator circuit.

Close-up view of the TMS0120 (TMS0720) single-chip calculator circuit.

Close-up view of the SN75493 Segment Driver.

Close-up view of the SN75494 Digit Driver.

Close-up view of the DIS115F Display PCB with 12 individual DISXXX Seven-Segment displays.


horizontal rule

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

Joerg Woerner, November 18, 2021. No reprints without written permission.