Top 100

  1. UltraSonic Radar - 27854

  2. 20dB VHF Amplifier - 18497

  3. One Transistor FM Radio - 10814

  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 - 7581

  9. 200W audio amplifier - 7132

  10. 100W Audio Amplifier - 6931

  11. Line Robot - 6813

  12. 5 band graphic equalizer using a single IC/chip - 6799

  13. VHF Audio Video Transmitter - 6522

  14. 1 Watt C-Class RF Amplifier - 6317

  15. Ultrasonic Parking Sonar - 6155

  16. Led display digital Voltmeter - 5863

  17. 1.5W Audio power amplifier (12V) - 5805

  18. Baxendall Tone Control - 5703

  19. Two transistor audio amplifier circuit - 5600

  20. 13.8V 20A power supply - 5097

  21. 4 Watt FM Transmitter - 5038

  22. 5-motor walker circuit - 4809

  23. 15W Fm-transmitter - 4688

  24. 90S2313 AVR Robot Board - 4643

  25. Walker Robot - 4498

  26. Capacitor Discharge Ignition Circuit (CDI) - 4477

  27. Simple Op-Amp Radio - 4471

  28. Video Line Selector - 4353

  29. Video to RF Modulator - 4295

  30. 3 Line Mixer - 4276

  31. 3W FM Transmitter - 4242

  32. Bass-treble tone control circuit - 4238

  33. Digital Voltmeter - 4158

  34. Bass-treble tone control circuit - 4157

  35. MPF102 FM Receiver - 4119

  36. 25W Mosfet audio amplifier - 4115

  37. 60W Bass Amplifier - 4105

  38. Decibel Meter - 4099

  39. Simple variable frequency oscillator - 4007

  40. Infrared beam barrier/ proximity sensor - 3961

  41. 3-30 V/2.5 A Stabilized power supply - 3938

  42. Electret Microphone Pre-Amplifier - 3927

  43. Constant Current Battery Charger - 3855

  44. Stereo Preamplifier with Bass-boost - 3843

  45. 100W RMS Amplifier - 3809

  46. Ni-Cd Battery Auto Charger - 3798

  47. Composite color video signal travels on twisted-pair cable - 3796

  48. Simple FM Transmitter - 3782

  49. Stereo Tone Control - 3779

  50. 60W Guitar Amplifier - 3754

  51. RF Modem Robotics Project - 3749

  52. LED Photo Sensor - 3726

  53. CB receiver - 3720

  54. Remote control using telephone - 3687

  55. Audio / video switch - 3651

  56. Digital Volume Control - 3645

  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 - 3443

  61. Active Antenna for Medium Wave - 3429

  62. Surround Sound Decoder - 3419

  63. 10W Mini Audio Amplifier - 3378

  64. VHF Video Transmitter - 3374

  65. Economy short-wave receiver - 3363

  66. AC Line Current Detector - 3267

  67. Amplifier 2x30W with STK465 - 3266

  68. Guitar Amplifier - 3245

  69. Coilless FM transmitter - 3233

  70. MK414 SW Receiver - 3140

  71. 1W Bass Power Amplifier - 3125

  72. The Video / Audio Distribution Amplifier - 3121

  73. 12V Inverter - 3072

  74. 3-Axis Stepper Controller - 3043

  75. Control electrical appliances using PC - 2975

  76. 12V Lead-Acid Battery Monitor - 2958

  77. Band 2 Preamplifier - 2944

  78. Telephone operated remote control using PIC16F84A microcontroller - 2938

  79. Zener Diode Tester - 2936

  80. Car Battery Charger - 2901

  81. Coil-less FM Transmitter - 2896

  82. FM radio - 2870

  83. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2842

  84. Car anti theft wireless alarm - 2838

  85. Video Distributor Amplifier - 2838

  86. Video Signal Amplifier - 2835

  87. Video Switch - 2834

  88. Charge Monitor for 12V lead acid battery - 2824

  89. Ultrasonic pest repellent - 2823

  90. PWM Motor/Light Controller - 2815

  91. 4W FM Transmitter - 2810

  92. FM transmitter - 2798

  93. 60 Light Sequencer using a Matrix - 2734

  94. DC Motor Control Circuit - 2717

  95. Isolation between antenna network and TV/radio equipment - 2713

  96. Balanced Low Noise Microphone Preamp - 2705

  97. Long range FM transmitter - 2700

  98. Digital Volume Control - 2695

  99. 1GHz Simple Frequency Counter - 2693

  100. Water Level Indicator with alarm - 2685