Power Supply
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Mobile Phone Circuit Diagrams
Mobile Phone Battery Charger with Emergency Light
This is a fairly Mobile Phone Battery circuit for a “variable power supply and charger.” It is not only handy…
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Voltage Regulators Circuit Diagrams
Variable Voltage Power Supply from Fixed Voltage Regulator
Outline Introduction Circuit Diagram of Variable Voltage Power Supply From Fixed Voltage RegulatorComponents Required Circuit Design PrincipleHow to Calculate the Value of Resistance…
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Power Supplies
Variable Power Supply Circuits
Have you ever attempted to create a variable-rate power supply? This tutorial will show you how to create a variable…
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Power Supplies
UltraSonic Radar Schematic Circuit Diagram
General Description This is a very interesting project with many practical applications in security and alarm systems for homes, shops…
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Power Supplies
Smart Power Supply for Microcontroller Projects Schematic Circuit Diagram
A good, reliable and easy to use dc power supply is probably the most important thing for every electronics hobbyists.…
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LCD-LED Display
Unique Bedroom Lamp: The LED Driver Schematic Circuit Diagram
Power LEDs are becoming more and more commonplace as bedroom light sources for a number of reasons. The greatest advantage…
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Power Supplies
Desktop Smoke Generator Schematic Circuit Diagram
I recently decided to do some research on electric smoke generators and was surprised to learn that ready-made items are…
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Power Supplies
Low-cost 3.7V to 5V-6V DC-to-DC converter Schematic Circuit Diagram
This article presents a simple, low-cost DC to DC converter that converts 3.6V-3.7V battery input into three outputs of 6V,…
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Power Supplies
HVDC Power Supply Design Schematic Circuit Diagram
HVDC Power Supply Design Schematic Circuit Diagram: Circuits like Geiger counters, insect zappers, Nixie tubes and sensors require high-voltage direct-current…
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Featured
DC Power Meter for 0-55V 20A Work Bench Power Supply Schematic Circuit Diagram
This project describes how to make a low-cost DC power meter that can be used for displaying Voltage, current, power…
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