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28 May 2011

Water level buzzer

Specifications

 
Water Level Buzzer is a simple kit which will buzz when water reaches the sensor level.
  • Input - 9 VDC @ 40 mA
  • Output ??? Buzzer
  • Terminal pins for Supply voltage
  • Power-On LED indicator
  • Four mounting holes of 3.2 mm each
  • PCB dimensions 32 mm x 35 mm


Schematic


Parts List


PCB


Download


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