Top 100

  1. UltraSonic Radar - 26557

  2. 500W low cost 12V to 220V inverter - 10588

  3. One Transistor FM Radio - 10338

  4. Video/Audio Wireless Transmitter - 9416

  5. 10 Band Audio Equalizer - 9383

  6. Servo Motor Control with PIC16F84 - 9292

  7. 100W Guitar Amplifier - 7306

  8. 200W audio amplifier - 6959

  9. 100W Audio Amplifier - 6746

  10. 5 band graphic equalizer using a single IC/chip - 6565

  11. Line Robot - 6403

  12. VHF Audio Video Transmitter - 5689

  13. Ultrasonic Parking Sonar - 5641

  14. Led display digital Voltmeter - 5352

  15. 1.5W Audio power amplifier (12V) - 5284

  16. Baxendall Tone Control - 5245

  17. 1 Watt C-Class RF Amplifier - 5092

  18. Two transistor audio amplifier circuit - 5022

  19. 13.8V 20A power supply - 4733

  20. 5-motor walker circuit - 4698

  21. 15W Fm-transmitter - 4448

  22. Capacitor Discharge Ignition Circuit (CDI) - 4384

  23. 4 Watt FM Transmitter - 4348

  24. Simple Op-Amp Radio - 4344

  25. 90S2313 AVR Robot Board - 4206

  26. Video to RF Modulator - 4123

  27. Walker Robot - 4100

  28. 3W FM Transmitter - 4069

  29. Bass-treble tone control circuit - 4015

  30. Bass-treble tone control circuit - 3986

  31. 25W Mosfet audio amplifier - 3940

  32. Decibel Meter - 3924

  33. 60W Bass Amplifier - 3923

  34. MPF102 FM Receiver - 3921

  35. Video Line Selector - 3859

  36. Simple variable frequency oscillator - 3847

  37. Infrared beam barrier/ proximity sensor - 3819

  38. Constant Current Battery Charger - 3744

  39. Stereo Preamplifier with Bass-boost - 3742

  40. 3-30 V/2.5 A Stabilized power supply - 3685

  41. Ni-Cd Battery Auto Charger - 3685

  42. 60W Guitar Amplifier - 3631

  43. 100W RMS Amplifier - 3630

  44. LED Photo Sensor - 3596

  45. Digital Volume Control - 3529

  46. 3 Line Mixer - 3512

  47. Electret Microphone Pre-Amplifier - 3510

  48. Audio / video switch - 3488

  49. CB receiver - 3458

  50. Automatic Room Lights - 3451

  51. Variable 3 - 24 Volt / 3 Amp Power Supply - 3383

  52. RF Modem Robotics Project - 3367

  53. Dome light dimmer for Cars - 3333

  54. Remote control using telephone - 3327

  55. Simple FM Transmitter - 3323

  56. 10W Mini Audio Amplifier - 3258

  57. 50 Watt Amplifier - 3254

  58. Stereo Tone Control - 3230

  59. Composite color video signal travels on twisted-pair cable - 3229

  60. AC Line Current Detector - 3195

  61. Amplifier 2x30W with STK465 - 3125

  62. Guitar Amplifier - 3123

  63. Coilless FM transmitter - 3097

  64. Digital Voltmeter - 3065

  65. VHF Video Transmitter - 3006

  66. The Video / Audio Distribution Amplifier - 2959

  67. 12V Inverter - 2943

  68. 3-Axis Stepper Controller - 2926

  69. 20dB VHF Amplifier - 2902

  70. Control electrical appliances using PC - 2884

  71. 12V Lead-Acid Battery Monitor - 2821

  72. Telephone operated remote control using PIC16F84A microcontroller - 2816

  73. 1W Bass Power Amplifier - 2764

  74. FM radio - 2764

  75. Zener Diode Tester - 2756

  76. Car Battery Charger - 2751

  77. Ultrasonic pest repellent - 2718

  78. PWM Motor/Light Controller - 2713

  79. Charge Monitor for 12V lead acid battery - 2713

  80. Economy short-wave receiver - 2697

  81. MK414 SW Receiver - 2695

  82. 4W FM Transmitter - 2657

  83. Video Switch - 2650

  84. Car anti theft wireless alarm - 2645

  85. FM transmitter - 2613

  86. Basic UPS Power Supply - 2598

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2595

  88. Power-Off Time Delay Relay - 2585

  89. Surround Sound Decoder - 2582

  90. Water Level Indicator with alarm - 2572

  91. IR Detector for Robotics - 2545

  92. Digital Volume Control - 2543

  93. Improved 3 Transistor Audio Amp (80 milliwatt) - 2525

  94. Active Antenna for Medium Wave - 2520

  95. TRIAC Light Dimmer - 2514

  96. Isolation between antenna network and TV/radio equipment - 2512

  97. Touch Activated Light - 2502

  98. Band 2 Preamplifier - 2498

  99. 12-way Input/Output Interface - 2486

  100. Digital Volume Control - 2481