UltraSonic Radar - 23074

500W low cost 12V to 220V inverter - 10005

One Transistor FM Radio - 9622

10 Band Audio Equalizer - 8929

Video/Audio Wireless Transmitter - 8702

Servo Motor Control with PIC16F84 - 8473

100W Guitar Amplifier - 6692

200W audio amplifier - 6593

100W Audio Amplifier - 6463

5 band graphic equalizer using a single IC/chip - 6369

Line Robot - 6109

Led display digital Voltmeter - 4802

Baxendall Tone Control - 4720

1.5W Audio power amplifier (12V) - 4593

VHF Audio Video Transmitter - 4530

Two transistor audio amplifier circuit - 4519

Ultrasonic Parking Sonar - 4419

5-motor walker circuit - 4361

13.8V 20A power supply - 4273

15W Fm-transmitter - 4174

Capacitor Discharge Ignition Circuit (CDI) - 4066

Simple Op-Amp Radio - 4039

1 Watt C-Class RF Amplifier - 3973

90S2313 AVR Robot Board - 3895

Bass-treble tone control circuit - 3817

3W FM Transmitter - 3813

Bass-treble tone control circuit - 3769

Walker Robot - 3766

60W Bass Amplifier - 3671

4 Watt FM Transmitter - 3652

Decibel Meter - 3621

Constant Current Battery Charger - 3606

Infrared beam barrier/ proximity sensor - 3595

Simple variable frequency oscillator - 3582

Stereo Preamplifier with Bass-boost - 3527

25W Mosfet audio amplifier - 3511

Video to RF Modulator - 3496

100W RMS Amplifier - 3433

60W Guitar Amplifier - 3424

Digital Volume Control - 3328

LED Photo Sensor - 3303

Audio / video switch - 3284

MPF102 FM Receiver - 3228

Automatic Room Lights - 3214

Dome light dimmer for Cars - 3208

Ni-Cd Battery Auto Charger - 3184

Remote control using telephone - 3099

50 Watt Amplifier - 3074

Variable 3 - 24 Volt / 3 Amp Power Supply - 3069

RF Modem Robotics Project - 3052

10W Mini Audio Amplifier - 3048

Guitar Amplifier - 2989

CB receiver - 2988

Electret Microphone Pre-Amplifier - 2969

AC Line Current Detector - 2928

Coilless FM transmitter - 2880

Simple FM Transmitter - 2819

Amplifier 2x30W with STK465 - 2806

Stereo Tone Control - 2799

Control electrical appliances using PC - 2775

Composite color video signal travels on twisted-pair cable - 2767

3-30 V/2.5 A Stabilized power supply - 2765

12V Inverter - 2719

The Video / Audio Distribution Amplifier - 2683

Telephone operated remote control using PIC16F84A microcontroller - 2672

Video Line Selector - 2614

FM radio - 2608

12V Lead-Acid Battery Monitor - 2590

Ultrasonic pest repellent - 2577

Charge Monitor for 12V lead acid battery - 2566

PWM Motor/Light Controller - 2545

Car Battery Charger - 2527

Basic UPS Power Supply - 2512

20dB VHF Amplifier - 2509

4W FM Transmitter - 2495

Water Level Indicator with alarm - 2461

FM transmitter - 2444

Zener Diode Tester - 2441

Power-Off Time Delay Relay - 2438

Touch Activated Light - 2435

MK414 SW Receiver - 2413

TRIAC Light Dimmer - 2410

1W Bass Power Amplifier - 2406

Digital Volume Control - 2395

Car anti theft wireless alarm - 2381

IR Detector for Robotics - 2359

Improved 3 Transistor Audio Amp (80 milliwatt) - 2350

Digital Volume Control - 2346

3-Axis Stepper Controller - 2341

Radio Remote Control using DTMF - 2334

Dancing LEDs - 2323

Parallel Port Relay Interface - 2300

0-30 vdc stabilized power supply with current control 0.002-3 a - 2299

Isolation between antenna network and TV/radio equipment - 2292

Band 2 Preamplifier - 2214

A small FM transmitter (SMD) - 2198

Voice activated switch - 2188

Remote control using VHF modules - 2188

12-way Input/Output Interface - 2187

Variable Voltage and Current Power Supply - 2185