Top 100

  1. UltraSonic Radar - 27851

  2. 20dB VHF Amplifier - 18497

  3. One Transistor FM Radio - 10812

  4. 500W low cost 12V to 220V inverter - 10731

  5. Video/Audio Wireless Transmitter - 9940

  6. Servo Motor Control with PIC16F84 - 9863

  7. 10 Band Audio Equalizer - 9674

  8. 100W Guitar Amplifier - 7579

  9. 200W audio amplifier - 7132

  10. 100W Audio Amplifier - 6929

  11. Line Robot - 6811

  12. 5 band graphic equalizer using a single IC/chip - 6796

  13. VHF Audio Video Transmitter - 6515

  14. 1 Watt C-Class RF Amplifier - 6312

  15. Ultrasonic Parking Sonar - 6149

  16. Led display digital Voltmeter - 5857

  17. 1.5W Audio power amplifier (12V) - 5804

  18. Baxendall Tone Control - 5700

  19. Two transistor audio amplifier circuit - 5598

  20. 13.8V 20A power supply - 5095

  21. 4 Watt FM Transmitter - 5038

  22. 5-motor walker circuit - 4809

  23. 15W Fm-transmitter - 4685

  24. 90S2313 AVR Robot Board - 4641

  25. Walker Robot - 4497

  26. Capacitor Discharge Ignition Circuit (CDI) - 4476

  27. Simple Op-Amp Radio - 4471

  28. Video Line Selector - 4352

  29. Video to RF Modulator - 4295

  30. 3 Line Mixer - 4272

  31. 3W FM Transmitter - 4241

  32. Bass-treble tone control circuit - 4234

  33. Bass-treble tone control circuit - 4156

  34. Digital Voltmeter - 4152

  35. MPF102 FM Receiver - 4117

  36. 25W Mosfet audio amplifier - 4115

  37. 60W Bass Amplifier - 4104

  38. Decibel Meter - 4098

  39. Simple variable frequency oscillator - 4005

  40. Infrared beam barrier/ proximity sensor - 3960

  41. 3-30 V/2.5 A Stabilized power supply - 3937

  42. Electret Microphone Pre-Amplifier - 3926

  43. Constant Current Battery Charger - 3853

  44. Stereo Preamplifier with Bass-boost - 3842

  45. 100W RMS Amplifier - 3805

  46. Ni-Cd Battery Auto Charger - 3797

  47. Composite color video signal travels on twisted-pair cable - 3784

  48. Simple FM Transmitter - 3782

  49. Stereo Tone Control - 3772

  50. 60W Guitar Amplifier - 3751

  51. RF Modem Robotics Project - 3748

  52. LED Photo Sensor - 3726

  53. CB receiver - 3719

  54. Remote control using telephone - 3686

  55. Audio / video switch - 3650

  56. Digital Volume Control - 3640

  57. Automatic Room Lights - 3526

  58. 50 Watt Amplifier - 3472

  59. Variable 3 - 24 Volt / 3 Amp Power Supply - 3447

  60. Dome light dimmer for Cars - 3441

  61. Active Antenna for Medium Wave - 3423

  62. Surround Sound Decoder - 3419

  63. 10W Mini Audio Amplifier - 3376

  64. VHF Video Transmitter - 3374

  65. Economy short-wave receiver - 3363

  66. AC Line Current Detector - 3266

  67. Amplifier 2x30W with STK465 - 3266

  68. Guitar Amplifier - 3242

  69. Coilless FM transmitter - 3233

  70. MK414 SW Receiver - 3140

  71. 1W Bass Power Amplifier - 3125

  72. The Video / Audio Distribution Amplifier - 3120

  73. 12V Inverter - 3071

  74. 3-Axis Stepper Controller - 3043

  75. Control electrical appliances using PC - 2975

  76. 12V Lead-Acid Battery Monitor - 2956

  77. Band 2 Preamplifier - 2941

  78. Telephone operated remote control using PIC16F84A microcontroller - 2938

  79. Zener Diode Tester - 2935

  80. Car Battery Charger - 2899

  81. Coil-less FM Transmitter - 2892

  82. FM radio - 2870

  83. Car anti theft wireless alarm - 2838

  84. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2837

  85. Video Signal Amplifier - 2834

  86. Video Switch - 2833

  87. Video Distributor Amplifier - 2833

  88. Ultrasonic pest repellent - 2822

  89. Charge Monitor for 12V lead acid battery - 2821

  90. PWM Motor/Light Controller - 2814

  91. 4W FM Transmitter - 2810

  92. FM transmitter - 2798

  93. 60 Light Sequencer using a Matrix - 2732

  94. DC Motor Control Circuit - 2716

  95. Isolation between antenna network and TV/radio equipment - 2709

  96. Balanced Low Noise Microphone Preamp - 2702

  97. Long range FM transmitter - 2699

  98. 1GHz Simple Frequency Counter - 2689

  99. Water Level Indicator with alarm - 2683

  100. Digital Volume Control - 2683