Top 100

  1. UltraSonic Radar - 27410

  2. 20dB VHF Amplifier - 18065

  3. 500W low cost 12V to 220V inverter - 10711

  4. One Transistor FM Radio - 10526

  5. Video/Audio Wireless Transmitter - 9700

  6. 10 Band Audio Equalizer - 9645

  7. Servo Motor Control with PIC16F84 - 9642

  8. 100W Guitar Amplifier - 7539

  9. 200W audio amplifier - 7091

  10. 100W Audio Amplifier - 6887

  11. 5 band graphic equalizer using a single IC/chip - 6717

  12. Line Robot - 6570

  13. VHF Audio Video Transmitter - 6188

  14. 1 Watt C-Class RF Amplifier - 5954

  15. Ultrasonic Parking Sonar - 5857

  16. Led display digital Voltmeter - 5610

  17. 1.5W Audio power amplifier (12V) - 5480

  18. Baxendall Tone Control - 5444

  19. Two transistor audio amplifier circuit - 5328

  20. 13.8V 20A power supply - 4853

  21. 5-motor walker circuit - 4780

  22. 4 Watt FM Transmitter - 4717

  23. 15W Fm-transmitter - 4636

  24. Simple Op-Amp Radio - 4448

  25. Capacitor Discharge Ignition Circuit (CDI) - 4439

  26. 90S2313 AVR Robot Board - 4397

  27. Video to RF Modulator - 4274

  28. Walker Robot - 4263

  29. 3W FM Transmitter - 4226

  30. Video Line Selector - 4185

  31. Bass-treble tone control circuit - 4169

  32. Bass-treble tone control circuit - 4123

  33. 25W Mosfet audio amplifier - 4077

  34. MPF102 FM Receiver - 4076

  35. 60W Bass Amplifier - 4056

  36. 3 Line Mixer - 4033

  37. Decibel Meter - 4033

  38. Simple variable frequency oscillator - 3949

  39. Infrared beam barrier/ proximity sensor - 3925

  40. 3-30 V/2.5 A Stabilized power supply - 3917

  41. Constant Current Battery Charger - 3827

  42. Stereo Preamplifier with Bass-boost - 3823

  43. Electret Microphone Pre-Amplifier - 3780

  44. Ni-Cd Battery Auto Charger - 3775

  45. Digital Voltmeter - 3758

  46. 100W RMS Amplifier - 3755

  47. LED Photo Sensor - 3700

  48. 60W Guitar Amplifier - 3695

  49. CB receiver - 3669

  50. Audio / video switch - 3631

  51. Digital Volume Control - 3615

  52. Composite color video signal travels on twisted-pair cable - 3578

  53. RF Modem Robotics Project - 3534

  54. Automatic Room Lights - 3509

  55. Simple FM Transmitter - 3489

  56. Stereo Tone Control - 3476

  57. Variable 3 - 24 Volt / 3 Amp Power Supply - 3431

  58. Remote control using telephone - 3420

  59. Dome light dimmer for Cars - 3419

  60. 50 Watt Amplifier - 3403

  61. Surround Sound Decoder - 3397

  62. 10W Mini Audio Amplifier - 3326

  63. VHF Video Transmitter - 3325

  64. AC Line Current Detector - 3244

  65. Amplifier 2x30W with STK465 - 3236

  66. Coilless FM transmitter - 3218

  67. Guitar Amplifier - 3206

  68. The Video / Audio Distribution Amplifier - 3082

  69. 12V Inverter - 3041

  70. 3-Axis Stepper Controller - 3018

  71. Economy short-wave receiver - 2997

  72. Control electrical appliances using PC - 2934

  73. Active Antenna for Medium Wave - 2928

  74. 1W Bass Power Amplifier - 2911

  75. 12V Lead-Acid Battery Monitor - 2905

  76. Telephone operated remote control using PIC16F84A microcontroller - 2892

  77. Zener Diode Tester - 2888

  78. Car Battery Charger - 2862

  79. MK414 SW Receiver - 2861

  80. FM radio - 2839

  81. Charge Monitor for 12V lead acid battery - 2800

  82. Video Switch - 2789

  83. 4W FM Transmitter - 2779

  84. Ultrasonic pest repellent - 2777

  85. PWM Motor/Light Controller - 2771

  86. FM transmitter - 2768

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2747

  88. Car anti theft wireless alarm - 2728

  89. Band 2 Preamplifier - 2675

  90. Water Level Indicator with alarm - 2663

  91. Digital Volume Control - 2652

  92. Coil-less FM Transmitter - 2634

  93. Basic UPS Power Supply - 2634

  94. Power-Off Time Delay Relay - 2633

  95. 1GHz Simple Frequency Counter - 2630

  96. Improved 3 Transistor Audio Amp (80 milliwatt) - 2629

  97. Isolation between antenna network and TV/radio equipment - 2617

  98. IR Detector for Robotics - 2599

  99. Video Signal Amplifier - 2596

  100. A small FM transmitter (SMD) - 2595