Monday, 18 Dec 2017

    Sound Control Switch

Description :
This Kit can control by sound, the frequency of sound that be allowed to control switch firstly be setting by turn VR, on the first time this driven by switch in open the way giving sound input that is adjust with set of frequency switch will close until getting sound input which adjust by setting frequency again, etc.

Specification :
- Input voltage : 12Vdc
- Sensor: Condensed Mic
- Output: Relay 12Vdc, 3A (Normally Open)

The procedure :
Sound input on certain frequency that arranged by changing resistance on VR by turn (to arrange censor sensitivity) then be strength and drive relay on certain condition (close/open) this condition be depended until there is sound input again that drive relay into reverse condition.




   
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