7:20 PM
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When ever you need to get an alarm or intimation after ten minutes ,the circuit shown below can be used.The circuit is nothing but a monostable multivibrator based on IC NE 555.When ever you press the reset push button the green LED D1 glows after 10 minutes.
Circuit diagram with Parts list.
Notes.
- Assemble the circuit on a good quality PCB or common board.
- The time duration can be set by varying the POT R5.
- The switch S1 can be a push button switch.
- The IC1 must be mounted on an IC base.
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