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Posts tagged lm317 voltage regulator circuit

Power Supply

Dual Power Supply circuit using Transformers This is dual power supply using voltage regulator BC547B and Dioda. It’s the best and simplest choice for most non-critical applications. The 3 terminals are input, ground and output. The Dioda can provide up to 1A load current and it have onchip circuitry to prevent damage in the event […]

7812 voltage regulator circuit

7812 voltage regulator circuit using 7815, 7812, 21DQ60

Schematic Diagram Sensors and LDR

Color sensor is an interesting project for hobbyists. The circuit can sense eight colors, i.e. blue, green and red (primary colors); magenta, yellow and cyan (secondary colors); and black and white. The circuit is based on the fundamentals of optics and digital electronics. The object whose color is required to be detected should be placed […]

Driver Speed Control Circuit

Driver Speed Control Circuit Driver Speed  Control Circuit

Voltage Converter Circuit Diagram

voltage converter Voltage to Frequency Converter using 555,741, 2N2222

How to make running led lights

How to make running led lights  using LM555, CD4017

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