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Timeline for small sound sensor not detected

Current License: CC BY-SA 4.0

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Aug 18, 2018 at 12:33 vote accept milan
Aug 18, 2018 at 12:33 comment added milan Thanks for your valuable time and solution. I appreciate your kindness and helping nature.
Aug 18, 2018 at 12:32 comment added milan yes that's really worked but sometimes i need to adjust it again and it works.
Aug 18, 2018 at 11:50 comment added joan @milan Yes, that is the pot and the arrow points to the screw to turn.
Aug 18, 2018 at 11:28 comment added milan I have attached an image in my question where I have drawn the red pointer to show if that's the place to to turn the potentiometer? Sorry, just want to be totally clear so I don't mess up my sensor as they are very hard to get here in Nepal.
Aug 18, 2018 at 10:12 comment added joan You need to use a screwdriver or similar to turn the potentiometer. Commonly they are a little blue box with a slot. You might need to turn it quite a few times. Some modules have an indicator LED showing when they are active. I'd initially try turning counter clockwise to lessen the sensitivity. These pots can have 15 or so full turns between high and low sensitivity. The number and direction of turn to lessen sensitivity will depend on the actual module you have.
Aug 18, 2018 at 9:38 comment added milan your assumptions are exactly correct but I apologize I did not understand your solution. Can you explain me a bit on "have a multi-turn potentiometer to set the threshold of the digital output", please?
Aug 18, 2018 at 9:35 history answered joan CC BY-SA 4.0