I have a project were I need to keep a food waste disposer activated in about 15 seconds after a button has been pressed.
A standard disposer just have a switch to turn it on and off:
**broken link removed**
I have created a circuit that does exactly what I want:
**broken link removed**
Here is my problem:
The circuit I created uses an external power source which I don't want. But how do I create a circuit without the need of any other power source than the power from the wire of the disposer?
A standard disposer just have a switch to turn it on and off:
**broken link removed**
I have created a circuit that does exactly what I want:
**broken link removed**
Here is my problem:
The circuit I created uses an external power source which I don't want. But how do I create a circuit without the need of any other power source than the power from the wire of the disposer?
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