Simple LED Tester Using Transformer Circuit - Simple Electronic Project
Introduction
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Diagram of LED Testing circuit
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Components Needed for this Project:
You can get the components from any of the sites below:
- Transformer 12vx2 [See Buy Click Amazon]
- GBU406 Diode [See Buy Click Amazon]
- 1000uF (50v) Capacitor [See Buy Click Amazon]
- 330 Ohm Resistor [See Buy Click Amazon]
*Please note: These are affiliate links. I may make a commission if you buy the components through these links. I would appreciate your support in this way!
Related Basic Electronic Mini Project Circuit Diagram:
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Working Principle
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Frequently asked questions
The LED testing system uses 2 different approaches depending on the color sensitivity requirements for the LED lab test: 1. The first LED testing approach is used to ensure that the assembled LED.
LED glows even when a very weak current is passing through the circuit diagram. Thus, it helps in testing the flow of electricity in conductors when a meager current is passing through the circuit.
With this basic but essential tool, it is possible to check the function, brightness, color, and polarity of most kinds of light-emitting diodes (LED).
Typically, the forward voltage of an LED is between 1.8V and 3.3V. It varies by the color of the LED. A red LED typically drops around 1.7V to 2V.
An LED is the same thing except it emits light when electricity passes through it. LED stands for LIGHT-EMITTING-DIODE. A transistor lets electricity from the collector go to the emitter only if the base has electricity.
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