Digital Fuel Gauge


Posted on Sep 12, 2012

This circuit uses a digital voltmeter (formed from IC1 and IC3) to display fuel quantity as a percentage of a full tank.


Digital Fuel Gauge
Click here to download the full size of the above Circuit.

In order to work with two lands of fuel sensors, low resistance = full. Where higher resistance = full, IC2 forms a dc amplifier that has both inverting (path A) or noninverting (path B) outputs, and calibration adjustments for each path.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Fundamental-frequency-crystal-oscillator
halloween build part 3 full schematic
Fender rhodes peterson vibrato preamp
Cheap And Cheerful Transistor Tester
Implantable Lamp circuit project
Amplifier Stages
The FV-1 Crystal Oscillator
With FET amplifier output transformer circuit



Top