Fuel Gauge Circuit Using LM339 & 8 LEDs | 12V Fuel Level Indicator Circuit || Ep #1456

In this video i demonstrated a Fuel Gauge Circuit Using LM339 & 8 LEDs. it is 12V Fuel Level Indicator Circuit Step-by-Step Tutorial. Ep #1456 It is DIY Fuel Gauge Using two LM339 Comparator ICs and 8 LEDs. How To Make a Fuel Gauge with LM339 with 8 LED Fuel Tank Level Indicator Electronics Project. It is a Fuel Level Indicator Using Dual LM339 Comparators very Simple & Accurate Circuit. Learn how to make a highly accurate 12V Fuel Gauge using 2× LM339 Comparator ICs and 8 LEDs. In this tutorial, I explain the complete circuit operation, wiring, resistor calculations, and practical testing on a breadboard. This project uses: ✅ 2× LM339 Comparator IC ✅ 8 LEDs ✅ 1KΩ Output Resistors ✅ 12V Supply ✅ Voltage Divider Network ✅ Breadboard Prototype Perfect for: Cars Motorcycles Generators Water Tank Level Indicators DIY Electronics Projects Components Used 2 × LM339 Comparator IC 8 × LEDs 8 × 1KΩ Output Resistors Resistors for Voltage Divider Breadboard Jumper Wires 12V DC Power Supply In this video you'll learn: How LM339 comparator works Fuel level sensing principle LED level indication Voltage divider design Breadboard wiring Circuit testing Practical applications 👉 Subscribe to Haseeb Electronics for more practical electronics tutorials every week. 0:00:00 Introduction & Circuit Improvement 0:00:32 Fuel Tank Vibration Compensation 0:01:11 Comparator Working Principle / Fuel Level Circuit Drawing 0:05:10 RC Filter Circuit Explained 0:06:45 Capacitor Charging & Discharging 0:08:20 Breadboard Circuit Assembly Demonstration 0:09:45 Practical Fuel Gauge Testing 0:11:20 Fuel Level Response Analysis 0:14:45 1100µF vs 330µF Comparison You are Invited to Join Haseeb Electronics    / @haseebelectronics   You may check other videos :- Replacing Heating Element in WELLER DSX80 Desoldering Gun    • {1213} Replacing Heating Element in WELLER...   Vestel Power supply working and troubleshooting    • {1216} Vestel Power supply working and tro...   Electric steam iron repair    • {1218} Please Write your opinion for this ...   Reverse polarity & Overvoltage effect on Polarized capacitor    • {1207} Reverse polarity & Overvoltage effe...   IGBT Inverter welding machine repair    • {1279} IGBT Inverter welding machine repai...   SMD zener diode Identification    • {1210} SMD zener diode Identification   measure Low value resistor Using NULL / RELATIVE function    • {1217} Use NULL / REL function to measure ...   Reverse polarity & Overvoltage effect on Polarized capacitor    • {1207} Reverse polarity & Overvoltage effe...   Electric Room heater fan repair - not providing hot air    • {1202} Room heater fan not providing hot air   Testing Darlington transistor    • {1195} Testing 2N6283 Darlington transistor   Inercomp PT300 Truck weight scale repair    • {1186} Truck weight scale repair   You can Follow me on :- Instagram:   / haseebelect   Facebook:   / haseebelect   #LM339 #FuelGauge #FuelLevelIndicator #DIYElectronics #CircuitDesign #Breadboard #ElectronicsProjects #HaseebElectronics #ElectronicsEngineering #ElectronicsTutorial