DATAMATH PICTURES

This SR-10 Version 1 (Display 2) was manufactured in March 1973 by Texas Instruments.
The double-sided printed circuit board (PCB) of the SR-10 Version 1 (Display 2) 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 DIS115F Display PCB with 12 individual DISXXX Seven-Segment displays.