A simple dimming circuit can be configured by adding a second BJT to create an Astable Multi-vibrator. When switch 1 is closed, the multi-vibrator runs with a 50% duty cycle. Switch 2 stops the multi-vibrator and the LEDs operate at full intensity.
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A simple dimming circuit can be configured by adding a second BJT to create an Astable Multi-vibrator. When switch 1 is closed, the multi-vibrator runs with a 50% duty cycle. Switch 2 stops the multi-vibrator and the LEDs operate at full intensity.
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