12V Battery Charger Circuit with 555 Timer

Rechargeable Batteries like Lead-Acid Batteries, Sealed Lead-Acid (SLA) Batteries and Nickel-Cadmium (NiCd) Batteries requires frequent charging…

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Single Input 12V and 5V DC Power Supply Circuit

Power supply is essential for every electronic circuits to operate, most of the active device made…

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Parallel Resistor Calculator

We bring you an easy to use calculator to Calculate the equivalent resistance value parallel Resistors,…

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Simple Traffic Light Circuit using IC 555

Timer IC 555 can be a toy for learners, tool for professionals and can be a…

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Full Wave Bridge Rectifier Circuit

Full wave bridge rectifier circuit diagram is widely used in AC to DC converter and DC…

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Negative Reference Voltage Generator Circuit using MAX6125 and MAX828

Negative Reference Voltage Generator Circuit designed by using simple charge-pump inverter and a positive output voltage…

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Condenser Mic Preamplifier Circuit

Simple easy to construct Condenser Mic Preamplifier Circuit designed by using sing transistor (BC547). This PreAmplifier…

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Transistor BC547 as a Heat Sensor

Recently I have searched for cost effective Temperature sensor for client project with moderate sensitivity, purpose…

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7W LED Bulb Circuit Diagram

Simple 7W LED Bulb Circuit Diagram designed to work by using 230V AC supply. This 7…

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555 Timer Bistable Multivibrator Circuit

Timer IC 555 can be configured in different types of modes and can be used in…

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