Published October 25, 2017 © Apache-2.0

Make a Water Level Indicator Using IC 7404 NOT Gate

This is a mini project for indicating water level. By using a couple of components, you can make this at home.

BeginnerShowcase (no instructions)3 minutes5,810

Things used in this project

Texas Instruments IC7404

Texas Instruments BC547

LED (generic)

Resistor 221 ohm

Resistor 10k ohm

Just click here to go directly to the YouTube tutorial video or watch below:

1 project • 6 followers

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