What is a circuit diagram and its prerequisites to understand?
What is a circuit diagram and its prerequisites to understand? The answer of this question is that: A circuit diagram is termed as: “a visual display... Read more
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Schematic Circuit Diagram for Arduino Mega 2560
Arduino Mega 2560: The Arduino Mega 2560 is actually a microcontroller board in light of the ATmega2560 (datasheet). It has 54 digital input/output pi... Read more
Tutorial 4: Optimizing your circuit schematic diagram
A well and accurately-drawn schematic diagram makes it quite easy and simple to understand and infer how a circuit operates & helps in trou... Read more
Tutorial 2: Components connectivity and polarity
How each schematic symbol component is connected? Physically, these parts are connected by wires and in the diagrams you will observe black lines movi... Read more
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How to use relay example of basic schematic circuit diagram?
How to use a relay with circuit diagrams? A switch operated electrically is known as relay. The current passing through relay’s coil. The coil will ge... Read more
LM339 comparator circuit
What is comparator? This is an electronic device that compares two analog signals into digital signal. As we know that analog signal has two different... Read more
Low Battery Indicator Circuit Diagram
The reliability of readings of battery-operated measuring instruments depends, of course, on the / state of the battery. Even simple instruments are,... Read more
Battery Discharger for NiCd & NiMH Battery Packs
Why we need Battery Discharger? When batteries are charged rapidly the manufacturer usually recommends that after every fifth fast charge there is a... Read more
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Auto Intensity Control Of Street Lights Circuit Diagram
“Auto intensity control of street lights circuit diagram with the help of pic microcontroller“, after reading this article you will get... Read more
Simple LDR circuit for automatic light system
This circuit describes the principle of light dependent resistor (LDR) operation. LDR is actually a device whose sensitivity is based on the in... Read more
Relay Driver IC ULN2003 Circuit Diagram
Normally when we are designing electronic circuits applied resistances are being controlled (on,off) by applying micro-controller blocks.To ch... Read more
Auto Power off for Audio Equipment Circuit Diagram
This small circuit switch off the equipment in the audio rack when sound has not produced for some time. The circuit is actuated by pressing S1 which... Read more
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Diagram of Metal Detector Project in PDF
The operation of metal detectors is based upon the principles of electromagnetic induction. Metal detectors contain one or more inductor coils that ar... Read more
Simple DC to DC converter using 555 IC Timer
To keep the DC to DC converter simple, it contains no preset controls, which means that the level of the output voltage is dependent to some degree on... Read more
LED indicator for temperature logger
The measurement card for the indoor or outdoor thermometer* may be provided with the additional LED indicator shown in the diagram to check the operat... Read more
Bedside light timer
Many young children will insist on keeping the bedside light on for a couple of minutes after the storybook has been closed and father or mother has g... Read more
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Circuit Diagram Of High Power Audio Amplifier
In this tutorial “Circuit Diagram Of High Power Audio Amplifier” you will how to make an audio amplifier which you can utilize with any of... Read more
TDA7293 : High Power 120V/100W Amplifier Circuit Diagram
TDA7293 is an integrated monolithic Multiwatt15 package designed for audio amplifying purpose. It is being used in hi-fi application fields like self-... Read more
LA4440 IC Amplifier Circuit Diagram
LA4440 or 4440 is a dual channel audio amplifier IC. LA4440 is monolithic integrated circuit. The LA4440 IC amplifier circuit diagram is given in this... Read more
Scanner for Preamplifier
The scanner is an extension for 0 1 1 the ‘All-solid-state preamplifier’ published in Elektor Electronics* As its name implies, it scans a... Read more
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High Current Lead Acid Battery Charger Circuit
This charger for high power circuit lead Acid battery can be used in the range of 100 to 200 AH. Design is technically perfect and automatically switc... Read more
2764 EPROM emulator
The emulator enables a Type 2764 EPROM in an existing circuit to be replaced by a static RAM. It is a very compact circuit: together with Hie stand-by... Read more
Experimental fast NiCd charger
The continuing difficulty in designing fast NiCd chargers is determining when the battery is charged, that is when to stop charging. The charger prese... Read more
State of battery indicator
Many battery-operated appliances have an LED indicator that shows the state of the battery. If the battery is almost flat, the LED flickers. The circu... Read more
