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LED 7-Segment Logic Probe

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The general logic Probe Indicates state by LED “H” and “L” For this circuit we do not use LED for indicator but in this circuit we would like to Indicates state by LED 7-Segment. Which show in figure 1

Figure 1. Schematics of LED 7-Segment Logic Probe

Data sheet & Related Links : Data Sheet BC548 This device is designed for use as general purpose amplifiers and switches requiring collector currents to 300 mA.