UltraSonic Radar - 10714
500W low cost 12V to 220V inverter - 7120
Servo Motor Control with PIC16F84 - 4233
One Transistor FM Radio - 4186
200W audio amplifier - 3865
100W Guitar Amplifier - 3592
10 Band Audio Equalizer - 3586
Video/Audio Wireless Transmitter - 3474
100W Audio Amplifier - 3430
Led display digital Voltmeter - 3172
Line Robot - 2957
VHF Audio Video Transmitter - 2819
5 band graphic equalizer using a single IC/chip - 2805
1.5W Audio power amplifier (12V) - 2692
15W Fm-transmitter - 2625
3W FM Transmitter - 2377
13.8V 20A power supply - 2376
Constant Current Battery Charger - 2352
Ultrasonic Parking Sonar - 2308
Decibel Meter - 2155
Infrared beam barrier/ proximity sensor - 2098
4 Watt FM Transmitter - 2096
LED Photo Sensor - 2056
Walker Robot - 2046
Bass-treble tone control circuit - 2031
100W RMS Amplifier - 2028
5-motor walker circuit - 1987
Audio / video switch - 1980
MPF102 FM Receiver - 1979
Baxendall Tone Control - 1979
Bass-treble tone control circuit - 1973
Capacitor Discharge Ignition Circuit (CDI) - 1911
Remote control using telephone - 1859
90S2313 AVR Robot Board - 1850
Automatic Room Lights - 1849
Simple Op-Amp Radio - 1837
50 Watt Amplifier - 1824
60W Bass Amplifier - 1807
Control electrical appliances using PC - 1763
Digital Volume Control - 1758
Stereo Preamplifier with Bass-boost - 1688
Charge Monitor for 12V lead acid battery - 1676
60W Guitar Amplifier - 1662
Telephone operated remote control using PIC16F84A microcontroller - 1653
Amplifier 2x30W with STK465 - 1638
FM radio - 1636
Coilless FM transmitter - 1631
Dome light dimmer for Cars - 1628
Guitar Amplifier - 1626
Variable 3 - 24 Volt / 3 Amp Power Supply - 1599
Power-Off Time Delay Relay - 1596
Stereo Tone Control - 1571
12V Lead-Acid Battery Monitor - 1538
Simple FM Transmitter - 1538
10W Mini Audio Amplifier - 1537
TRIAC Light Dimmer - 1527
12V Inverter - 1523
RF Modem Robotics Project - 1516
Car Battery Charger - 1474
CB receiver - 1466
20dB VHF Amplifier - 1450
3-Axis Stepper Controller - 1448
Composite color video signal travels on twisted-pair cable - 1447
Touch Activated Light - 1422
The Video / Audio Distribution Amplifier - 1420
AC Line Current Detector - 1403
Digital Volume Control - 1388
Parallel Port Relay Interface - 1370
Digital Volume Control - 1368
Car anti theft wireless alarm - 1362
Headphone Amplifier - 1357
Video to RF Modulator - 1355
Remote control using VHF modules - 1326
4W FM Transmitter - 1317
7 Segment LED Counter - 1312
IR Detector for Robotics - 1311
Water Level Indicator with alarm - 1302
1 Watt C-Class RF Amplifier - 1294
Two transistor audio amplifier circuit - 1283
Rain Alarm - 1278
FM transmitter - 1277
Basic UPS Power Supply - 1273
Ultrasonic switch - 1273
0-30 vdc stabilized power supply with current control 0.002-3 a - 1268
1W Bass Power Amplifier - 1267
Sawtooth wave generator - 1260
Zener Diode Tester - 1259
Isolation between antenna network and TV/radio equipment - 1248
25W Mosfet audio amplifier - 1248
Dancing LEDs - 1237
DC to DC Converter - 1232
2 Transistor FM Voice Transmitter - 1228
Ultrasonic pest repellent - 1226
4 Transistor Transmitter - 1222
Simple but reliable car battery tester - 1218
Video Switch - 1217
Radio Remote Control using DTMF - 1217
Voice activated switch - 1207
Digital Voltmeter - 1198
Electronic Thermostat and Relay Circuit - 1194
