transistor
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Amplifier Circuit Diagrams
4 Transistor Class AB Audio Amplifier
Description: This is a very simple and easy-to-build class AB audio amplifier using four transistors. Each output device in class AB…
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LCD-LED Display
LED Running Lights Circuits
In this article, we will see different LED Running Lights Circuits, which are also called as LED Knight Rider Circuit.…
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Lights and Display Board Circuits
Street Light Schematic Circuit Diagram
The circuit design shown here is for a street light that comes on automatically when darkness falls and goes off…
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Motor Circuit Diagrams
Bi-Directional Motor Driver Using ULN2803 Schematic Circuit Diagram
Motor driver modules for motors allow you to control the working speed and direction of two motors simultaneously. Here we…
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LCD-LED Display
Little Nightlight Schematic Circuit Diagram
Here we describe a very simple, economical and light-weight automatic nightlight that runs on 230V AC mains and can be…
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voltage converter
DC-AC CONVERTER CIRCUIT WITH TWO TRANSISTORS SCHEMATIC CIRCUIT DIAGRAM
A transistor is a miniature semiconductor that regulates or controls current or voltage flow in addition amplifying and generating these electrical…
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Clock & Timer Circuit Diagrams
SCHMITT TRIGGER (TRIGGERED) CONNECTED TURN-OFF TYPE TIME RELAY SCHEMATIC CIRCUIT DIAGRAM
The schmitt-triggered connection of transistors can be explained briefly: If the voltage applied to the relays does not reach zero…
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Inverters - UPS Circuit Diagrams
SIMPLE LDR CONTROL CIRCUIT
Light dependent resistor (LDR) LDRs (light-dependent resistors) are used to detect light levels, for example, in automatic security lights. Their resistance…
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Clock & Timer Circuit Diagrams
LONG TIME DELAYED TURN-OFF TIMER SCHEMATIC CIRCUIT DIAGRAM
When B is pressed in the given circuit, the capacitor (C) is charged. When we pull the button, the current of…
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Clock & Timer Circuit Diagrams
SIMPLE TIMING CIRCUIT WITH CD4060 SCHEMATIC CIRCUIT DIAGRAM
A timer circuit with one CD4060 integration … is a simple but well functioning circuit. He succeeded in the experiments. When the…
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