Top 100

  1. UltraSonic Radar - 27460

  2. 20dB VHF Amplifier - 18122

  3. 500W low cost 12V to 220V inverter - 10716

  4. One Transistor FM Radio - 10555

  5. Video/Audio Wireless Transmitter - 9703

  6. 10 Band Audio Equalizer - 9649

  7. Servo Motor Control with PIC16F84 - 9648

  8. 100W Guitar Amplifier - 7543

  9. 200W audio amplifier - 7107

  10. 100W Audio Amplifier - 6889

  11. 5 band graphic equalizer using a single IC/chip - 6746

  12. Line Robot - 6583

  13. VHF Audio Video Transmitter - 6226

  14. 1 Watt C-Class RF Amplifier - 5984

  15. Ultrasonic Parking Sonar - 5877

  16. Led display digital Voltmeter - 5621

  17. 1.5W Audio power amplifier (12V) - 5509

  18. Baxendall Tone Control - 5458

  19. Two transistor audio amplifier circuit - 5344

  20. 13.8V 20A power supply - 4856

  21. 5-motor walker circuit - 4784

  22. 4 Watt FM Transmitter - 4733

  23. 15W Fm-transmitter - 4648

  24. Simple Op-Amp Radio - 4448

  25. Capacitor Discharge Ignition Circuit (CDI) - 4439

  26. 90S2313 AVR Robot Board - 4408

  27. Walker Robot - 4282

  28. Video to RF Modulator - 4274

  29. 3W FM Transmitter - 4227

  30. Video Line Selector - 4189

  31. Bass-treble tone control circuit - 4169

  32. Bass-treble tone control circuit - 4126

  33. MPF102 FM Receiver - 4081

  34. 25W Mosfet audio amplifier - 4080

  35. 60W Bass Amplifier - 4061

  36. 3 Line Mixer - 4048

  37. Decibel Meter - 4041

  38. Simple variable frequency oscillator - 3952

  39. Infrared beam barrier/ proximity sensor - 3926

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

  41. Constant Current Battery Charger - 3828

  42. Stereo Preamplifier with Bass-boost - 3824

  43. Digital Voltmeter - 3796

  44. Electret Microphone Pre-Amplifier - 3784

  45. Ni-Cd Battery Auto Charger - 3775

  46. 100W RMS Amplifier - 3758

  47. LED Photo Sensor - 3701

  48. 60W Guitar Amplifier - 3699

  49. CB receiver - 3674

  50. Audio / video switch - 3634

  51. Digital Volume Control - 3617

  52. Composite color video signal travels on twisted-pair cable - 3591

  53. RF Modem Robotics Project - 3552

  54. Automatic Room Lights - 3511

  55. Simple FM Transmitter - 3507

  56. Stereo Tone Control - 3486

  57. Remote control using telephone - 3437

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

  59. Dome light dimmer for Cars - 3422

  60. 50 Watt Amplifier - 3409

  61. Surround Sound Decoder - 3397

  62. 10W Mini Audio Amplifier - 3337

  63. VHF Video Transmitter - 3334

  64. AC Line Current Detector - 3244

  65. Amplifier 2x30W with STK465 - 3238

  66. Coilless FM transmitter - 3220

  67. Guitar Amplifier - 3208

  68. The Video / Audio Distribution Amplifier - 3088

  69. 12V Inverter - 3041

  70. 3-Axis Stepper Controller - 3020

  71. Economy short-wave receiver - 3020

  72. Active Antenna for Medium Wave - 2977

  73. Control electrical appliances using PC - 2938

  74. 1W Bass Power Amplifier - 2916

  75. 12V Lead-Acid Battery Monitor - 2908

  76. Telephone operated remote control using PIC16F84A microcontroller - 2897

  77. Zener Diode Tester - 2893

  78. MK414 SW Receiver - 2891

  79. Car Battery Charger - 2864

  80. FM radio - 2840

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

  82. Video Switch - 2794

  83. Ultrasonic pest repellent - 2785

  84. 4W FM Transmitter - 2784

  85. PWM Motor/Light Controller - 2772

  86. FM transmitter - 2769

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2754

  88. Car anti theft wireless alarm - 2734

  89. Band 2 Preamplifier - 2701

  90. Water Level Indicator with alarm - 2663

  91. Digital Volume Control - 2659

  92. 1GHz Simple Frequency Counter - 2652

  93. Coil-less FM Transmitter - 2650

  94. Basic UPS Power Supply - 2635

  95. Power-Off Time Delay Relay - 2633

  96. Improved 3 Transistor Audio Amp (80 milliwatt) - 2630

  97. Isolation between antenna network and TV/radio equipment - 2629

  98. Video Signal Amplifier - 2611

  99. A small FM transmitter (SMD) - 2605

  100. IR Detector for Robotics - 2600