Additional Pictures 


This SR-10 Version 2 was manufactured in 1975 by Texas Instruments and rebuilt in December 1976.

The double-sided printed circuit board (PCB) of the SR-10 Rebuilt.

Close-up of the TMS0120 single-chip calculator circuit.

Close-up of the SN27915 segment driver.

Close-up of the SN27423 digit driver.

horizontal rule

If you have additions to the above article please email:

Joerg Woerner, April 4, 2021. No reprints without written permission.