Water sensor alarm

  
Inside:
Repository
This small water sensor alarm circuit makes a loud warning sound when a humidity sensor detects a quantity of water. This circuit assembly is an application of low power comparator LM1801 made by National Semiconductor. The reference voltage for the integrated circuit is fixed with the help of R2.When pin 4 of the LM1801 voltage exceeds preset threshold, bec..
Water sensor alarm - schematic




Leave Comment

characters left:

New Circuits

.