Using a 555 timer to generate 38kHz for infra red control
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How to Make # IR 4 Channel Remote Control System for your Room Appliances (Very Easiest Way)
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Relay with toy motor with delay using a transistor.
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How 555 timers Work - The Learning Circuit
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6 awesome application of 555-timers in circuits
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Vape electronics revisited
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Worst Fails of the Year | Try Not to Laugh 💩
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555 Timer Adjustable Frequency Duty Cycle Circuit sponsored by Solderstick Wire Connectors
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