Indicator
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water level controller
Simple Water Level Indicator with Alarm (Tested Circuits)
Generally water stored in overhead tank is wasted due to over flow when the tank is full. Water level alarm…
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LCD-LED Display
Electronic Letter Box Project Circuit
Outline Introduction Circuit PrincipleElectronic Letter Box Circuit DiagramComponents RequiredComponent DescriptionElectronic Letter Box Circuit Explanation Introduction In this project, I will show…
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Battery Circuit Diagrams
Battery Level Indicator
Outline IntroductionBattery Level Indicator Circuit PrincipleBattery Level Indicator Circuit DiagramCircuit ComponentsBattery Charge Indicator Circuit DesignLM3914 FeaturesHow to Operate Battery Level Indicator…
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Sound Level Indicator Schematic Circuit Diagram
This project uses an LM3915 bar-graph IC driving two sets of ten LEDs for a 30dB range. The circuit is…
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News and Updates
Multi-Status Indicator Using Single RGB LED Schematic Circuit Diagram
Monitoring circuits in battery chargers, water-level indicators, etc use LEDs to indicate the status of certain conditions. Presented here is…
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LCD-LED Display
Power On Indicator Schematic Circuit Diagram
Some types of electronic equipment do not provide any indication that they are actually on when they are switched on.…
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Audio Circuit Diagrams
Audible Flasher Warning Schematic Circuit Diagram
If you’re a biker or scooter rider you’ll know how easy it is to forget to cancel your flashing indicators…
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LCD-LED Display
Easy Home Remote Control Schematic Circuit Diagram
Happens to everyone! You’re comfortably installed on your sofa watching TV and then all of a sudden you need to…
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Voltage Regulators Circuit Diagrams
Low-drop Regulator with Indicator Schematic Circuit Diagram
Even today much logic is still powered from 5 volts and it then seems obvious to power the circuit using…
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LCD-LED Display
Bridge-Rectifier LED Indicator Schematic Circuit Diagram
Using a few diodes and a LED, you can make a nice indicator as shown in associated schematic diagram that…
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