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101-Announcements
- Digital thermometer using 8051
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555 Timer IC
- PWM lamp dimmer using NE555
- 3 Great Books to Learn 555 Timer Circuits and Projects
- 555 Timer Circuits and Projects
- Voltage doubler circuit using NE555
- Police siren using NE555
- 555 Timer-Ramp Generator
- 555 Timer Oscillator
- 555 Timer as Monostable Multivibrator
- 555 Timer as an Astable Multivibrator
- 555 Timer IC Working Principle
- 555 Timer IC Block Diagram
- 555 Timer IC Basics
- 555 Timer IC Pin configuration
- 555 Timer – A Complete Basic Guide
8051
- Interfacing hex keypad to 8051
- Delay using 8051 timer
- Software delay routine in 8051 microcontroller
- Random number generator using 8051
- Voltmeter using 8051
- Interfacing DC motor to 8051
- Interfacing Seven segment display to 8051
- External Interrupts handling in 8051
- Interfacing LED and push button switch to 8051
- 8051 Programming Tutorial-Chapter 1
- Interfacing 16×2 LCD with 8051
- 8 channel light chaser using 8051
- Blinking LED using 8051
- 4 Books to Learn 8051 Microcontroller-Indian editions
8051 projects
Amplifier Circuits
- Cascode amplifier
- Log amplifier
- Stereo headphone amplifier
- Transistor amplifier
- Op-amp Circuits
- 2×5 W Stereo power amplifier circuit based on BA5417.
- BA5406 stereo amplifier circuit
- 60 watt amplifier circuit
- 50 watt audio amplifier LM3876
- TDA7294 100W Audio Amplifier
- LA3161 Stereo Preamplifier
- LA4550 Audio Amplifier
- Class AB amplifier 12V
- TDA2822 amplifier circuit
- 100W MOSFET power amplifier
- 6 watt Hi Fi audio amplifier using TDA2613
- Audio amplifier circuit using TDA2040
- MOSFET amplifier circuit – 10 Watts
- Car audio amplifier using TDA2003
- 50 Watt MOSFET amplifier
- Car Stereo Amplifier Circuit
- 15W Class B Audio Amplifier
- Active crossover circuit
- Bridge Amplifier using TDA 4935
- HiFi headphone amplifier circuit
- 20W audio amplifier using TDA7240
- 2 x 60 W audio amplifier circuit
- Motional feed back amplifier
- Working of Amplifiers
- 40W amplifier using TDA1514
- 2 x 32 Watts stereo amplifier
- 4 X 15 Watt power amplifier
- Op Amps-Operational Amplifiers
- 150 Watt amplifier circuit
- Hi Fi Amplifier circuit
- Mini Audio Amplifier circuit
- Power Amplifier Circuit using TDA2009
- Mosfet Amplifier Circuits
- Simple Amplifier Circuit
Arduino
Audio Circuits
- Simple audio circuits
- Audio oscillator circuit
- Class D amplifier circuit
- Digital volume control circuit
- Multi-channel audio mixer circuit using LM3900
- Multi-Channel Surround Sound Systems
- Passive tone control circuit
- Few Transistor amplifier circuits
- Intercom circuit
- Car stereo amplifier circuit using TDA2040
- Stereo sound level indicator
- 3 channel audio splitter
- Low pass filter for subwoofer
- 20W audio amplifier using LM1875
- Stereo preamplifier with tone control
- 3 input microphone preamplifier
- 5 band graphic equalizer using LA3600
- Baxendall tone control circuit
- Low cost Mic Mixer
- USB sound card
- 3 way active cross- over network
- Automatic cooler fan for amplifiers
- Speaker protector
- Audio line driver
- Hi-Fi DX Bass circuit
- Car subwoofer filter
- Subwoofer filter
- Voice recorder/playback circuit
- Pocket headphone amplifier
- Voice modulator circuit
- 6W amplifier using TA7222AP
- Stereo balance indicator
- Dynamic microphone amplifier using transistors
- 40W audio amplifier
- Preamplifier for dynamic microphones.
- FET based audio preamplifier.
- Jet engine sound generator
- 250mW audio amplifier
- 10W amplifier using TDA2003.
- Single transistor audio mixer.
- Simple 10W audio amplifier
- Three transistor audio amplifier
- 24W amplifier using TDA1516
- 3 Input mic mixer circuit
- Two transistor tone controller
- 2X15 Watt stereo amplifier using TDA4935
- Stereo line driver circuit
- Audio monitoring system
- 3 Band graphic equalizer circuit
- Speaker to microphone converter circuit
- Simple IR audio link
- 100 Watt sub woofer amplifier.
- Audio clipping indicator circuit
- Signal tracer circuit.
- Guitar pre-amplifier using uA 741.
- Magnetic pickup pre-amplifier circuit.
- Crystal pickup pre-amplifier circuit
- Power megaphone circuit
- FM adaptor circuit for car stereo
- Head phone amplifier circuit
- Sound pressure meter
- Speech amplifier circuit.
- Sound shifter circuit
- 3 Band graphic equalizer circuit.
- 50 W transistor amplifier
- Low cost amplifer.
- Converting CD-ROM drive to audio CD player
- IR Headset
- 3 W Stereo amplifier using MAX 7910
- Audio level meter circuit
- Transistor Amplifier Circuit-12 Watts
- Tweeter Crossover circuit
- Audio Distortion Meter
- Audio Wattmeter Circuit
- Musical light chaser circuit
- Sound Level Meter
- 2 X 22 Watt Stereo Amplifier using IC TDA 1554
- Volume Control Circuit
Automotive Circuits
- Tachometer circuit
- F to V Converter
- Lamp flasher using LM317
- Lamp flasher using LM395
- Car battery charger
- 3 LED battery monitor circuit
- Automobile turn signal circuit.
- Parking sensor circuit
- 12V Lamp flasher circuit.
- Musical car reverse horn circuit
- Missing pulse detector circuit using NE555
- Head light timer circuit
- Lamp flasher circuit
- Shock alarm circuit
- Automatic headlight dim switch.
- Simple battery charger circuit.
- Voltmeter circuit using LED
- Automatic Head Lights Turn Off Circuit
- Automatic Wiper Control Circuit
AVR
- AVR Microcontroller Tutorial – The complete guide to learn AVR
- How to work with the ADC unit of an AVR Micro-controller
- Working with External Interrupts in AVR micro controller
- How to Establish A PC-Micro controller USART communication
- How to Work With SPI in AVR Micro Controllers
- How to Work With 32K crystal and AVR Microcontroller
- Frequency counter circuit
- Standard Library & String Formatting for AVR
- LCD Interfacing with AVR
- Handling the Digital Input Output in AVR Micro Controllers
- Avr Atmega8 Microcontroller – An Introduction
- AVR GCC Library of AVR Studio – An Overview
- ISP Programmer for ATmega32 Microcontroller
- AVR Studio 4 and 5-Overview for Beginners
- AVR Microcontroller (Atmega32) – An Introduction
Basic Electricity
Basic Electronics
Battery Circuits
- 12V battery level indicator circuit (LED bargraph)
- 24V lead acid battery charger circuit
- Automatic changeover circuit
- Battery eliminator circuit
- Ni-MH battery charger using LT4060
- Ni-Cd battery charger circuit
- Battery charging indicator circuit
- Flashing battery monitor
- Battery operated mini night lamp
- Battery charger using LM350
- Battery charger circuit using SCR.
- Battery charger circuit using L200.
- Battery charger circuit using LM317.
- Broken charger wire alarm circuit
- Chager circuit for SMF batteries.
- Super fast Ni-Cd battery charger
- Battery Level Indicator
- Lead acid battery charger circuit
C plus plus
- Control structures and statements in C and C++
- Quick Sorting algorithm with example code in C/C++/Java languages
- Insertion sorting algorithm with example in C/C++/Java languages
- Selection Sort in C/C++/Java programming languages
- Difference between Procedure Oriented(POP) and Object Oriented Programming(OOP)
- What is C++ ? An Introduction to programming with C++
- Bubble Sorting with example in C/C++/Java
C Programming
- Void pointers in C
- Introduction to pointers in C
- Compilers vs Interpreters – An overview of the differences
- How to use Turbo C/C++ to run your first C program
- Download and Install Turbo C/C++ for Windows 7 (32 bit and 64 bit)
- Operators-Expressions and Escape Sequences in C -Chapter 3
- Variables and Keywords in C-Chapter 2
- Data Types and Constants in C-Chapter 1
Cable TV Circuits
Camera Technology
Clipping and Clamping Circuits
Clocking & Timer Circuits
Conversion Circuits
- Monolithic/Hybrid Analog To Digital (A/D) Converter
- Analog to Digital Converters (A/D)
- Monolithic/Hybrid Digital to Analog Converters
- Digital to Analog Converters (D/A)
- Voltage Level Detector Circuit
- Frequency to voltage converter
- Frequency to voltage converter using LM331
- Light to Frequency converter circuit
Counter Circuits
Counters
Digital Electronics
Education & Training
Electronic Components