Repairing
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Why Do LED Indicator Lights Glow Even When Switched OFF?
Why Does the Indicator Light in Some Electrical Appliances Not Turn Off Immediately After the Switch is Turned OFF? You may have observed that when the supply to certain electrical…
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Automotive Blade-Type Fuse Color Codes with Ampere Ratings
Types of Vehicle Fuses and Blade-Type Fuse Color Codes with Current Ratings Vehicle and Automotive Fuses A fuse in a vehicle is a safety device designed to protect the electrical…
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Wire Nuts and Connectors Color Codes – Wire and Gauge Sizes
How to Select Proper Connector and Wire Nut Based on Colors, Numbers of Wires and AWG Sizes? Wire nuts and connectors are indispensable components in electrical engineering and wiring systems.…
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How to Test Grounding / Earthing System using a Multimeter?
How to Check Earthing and Measure Ground Resistance using a Multimeter? Measuring ground resistance using a multimeter is generally not as accurate as using specialized ground resistance testers, but it…
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How to Test and Measure the Ground Resistance using a Megger?
How to Check Earthing and Measure Ground Resistance using Megger Earth Tester? A Megger, or Megohmmeter (also known as Megger earth tester), is a specialized instrument commonly used for insulation…
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How to Measure Ground Resistance? – Testing Earth Resistance
How to Measure the Earth – Ground Resistance using Different Methods? Grounding, also known as earthing, is a safety practice and technical technique that involves connecting electrical systems and equipment…
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What is Electrical Technology verses Electrical Engineering?
What is Electrical Technology? How Does it Differ from Electrical Engineering? What is Electrical Technology? Describing Electrical Technology concisely is challenging, given its broad scope, which includes subfields like residential…
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Circuit Diagram of Digital Voltmeter Using Using ICL7107
Schematic Diagram of Digital Voltmeter With LCD Display Using ICL7107 – DIY Project Kit The ICL7107 is a high-precision analog-to-digital converter (ADC) that can be used to build a digital…
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Circuit Diagram of Digital Voltmeter Using 8051 Microcontroller
Schematic Diagram of Digital Voltmeter With LCD Display Using AT89C51 Microcontroller With Source Code A digital voltmeter is an electronic instrument that measures the voltage of an electrical signal. It…
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American Wire Gauge “AWG” Chart – Wire Size & Ampacity Table
AWG – American Wire Gauge Chart – Wire Size & Amps Rating Table American Wire Gauge “AWG” is one of the important and standard tools in the US NEC (National…
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