hey i want some information on the electronics project 4 LED water level indicator.its a junior college projet.

 

Greetings! And welcome to AAC!

I've moved your post into its own thread, where it will draw more responses. This is the thread you posted to: http://forum.allaboutcircuits.com/showthread.php?t=14291.

Please refrain from "hijacking" existing threads with tangent or off-topic questions. You can create new threads for new questions using the "New Thread" button on the upper left of the page.

The circuit posted in the original thread should work.

 

http://www.electronic-circuits-diagrams.com/alarmsimages/alarmsckt6.shtml

 

You may also want to take a look at Dave Johnson's website at www.discovercircuits.com. Click on the schematic tab on the home page to go to the section containing a great variety of circuits for different applications. You can use the search box to find the circuits that can give you some ideas on how others have solved the problem of monitoring water levels.

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