DATAMATH PICTURES

This SR-10 Version 1 was manufactured in December 1972 by Texas Instruments.
The double-sided printed circuit board (PCB) of the SR-10 Version 1 is centered around a TMS0120 single-chip calculator circuit.
Close-up view of the TMS0120 single-chip calculator circuit.
Close-up view of the SN27422 Segment Driver.	Close-up view of the SN27423 Digit Driver.
Close-up view of the CP-200032 Display PCB.