Top 100

  1. UltraSonic Radar - 27203

  2. 20dB VHF Amplifier - 15946

  3. 500W low cost 12V to 220V inverter - 10678

  4. One Transistor FM Radio - 10484

  5. Video/Audio Wireless Transmitter - 9648

  6. 10 Band Audio Equalizer - 9589

  7. Servo Motor Control with PIC16F84 - 9563

  8. 100W Guitar Amplifier - 7509

  9. 200W audio amplifier - 7072

  10. 100W Audio Amplifier - 6845

  11. 5 band graphic equalizer using a single IC/chip - 6671

  12. Line Robot - 6517

  13. VHF Audio Video Transmitter - 6081

  14. 1 Watt C-Class RF Amplifier - 5811

  15. Ultrasonic Parking Sonar - 5778

  16. Led display digital Voltmeter - 5537

  17. 1.5W Audio power amplifier (12V) - 5427

  18. Baxendall Tone Control - 5380

  19. Two transistor audio amplifier circuit - 5258

  20. 13.8V 20A power supply - 4809

  21. 5-motor walker circuit - 4752

  22. 4 Watt FM Transmitter - 4636

  23. 15W Fm-transmitter - 4575

  24. Simple Op-Amp Radio - 4421

  25. Capacitor Discharge Ignition Circuit (CDI) - 4418

  26. 90S2313 AVR Robot Board - 4315

  27. Video to RF Modulator - 4241

  28. Walker Robot - 4206

  29. 3W FM Transmitter - 4197

  30. Bass-treble tone control circuit - 4118

  31. Video Line Selector - 4115

  32. Bass-treble tone control circuit - 4094

  33. 25W Mosfet audio amplifier - 4038

  34. MPF102 FM Receiver - 4038

  35. 60W Bass Amplifier - 4005

  36. Decibel Meter - 3991

  37. 3 Line Mixer - 3939

  38. Simple variable frequency oscillator - 3914

  39. Infrared beam barrier/ proximity sensor - 3877

  40. 3-30 V/2.5 A Stabilized power supply - 3862

  41. Stereo Preamplifier with Bass-boost - 3804

  42. Constant Current Battery Charger - 3799

  43. Electret Microphone Pre-Amplifier - 3747

  44. Ni-Cd Battery Auto Charger - 3736

  45. Digital Voltmeter - 3694

  46. 100W RMS Amplifier - 3694

  47. 60W Guitar Amplifier - 3680

  48. LED Photo Sensor - 3670

  49. CB receiver - 3600

  50. Digital Volume Control - 3586

  51. Audio / video switch - 3582

  52. Composite color video signal travels on twisted-pair cable - 3544

  53. Automatic Room Lights - 3489

  54. RF Modem Robotics Project - 3461

  55. Simple FM Transmitter - 3421

  56. Variable 3 - 24 Volt / 3 Amp Power Supply - 3411

  57. Stereo Tone Control - 3401

  58. Dome light dimmer for Cars - 3371

  59. 50 Watt Amplifier - 3366

  60. Remote control using telephone - 3360

  61. Surround Sound Decoder - 3357

  62. 10W Mini Audio Amplifier - 3302

  63. VHF Video Transmitter - 3243

  64. AC Line Current Detector - 3223

  65. Amplifier 2x30W with STK465 - 3195

  66. Coilless FM transmitter - 3189

  67. Guitar Amplifier - 3162

  68. The Video / Audio Distribution Amplifier - 3052

  69. 12V Inverter - 3017

  70. 3-Axis Stepper Controller - 2999

  71. Control electrical appliances using PC - 2916

  72. 12V Lead-Acid Battery Monitor - 2871

  73. Economy short-wave receiver - 2863

  74. Telephone operated remote control using PIC16F84A microcontroller - 2860

  75. 1W Bass Power Amplifier - 2851

  76. Zener Diode Tester - 2833

  77. Car Battery Charger - 2832

  78. FM radio - 2818

  79. Active Antenna for Medium Wave - 2793

  80. Charge Monitor for 12V lead acid battery - 2773

  81. MK414 SW Receiver - 2770

  82. PWM Motor/Light Controller - 2754

  83. Video Switch - 2752

  84. 4W FM Transmitter - 2747

  85. Ultrasonic pest repellent - 2746

  86. FM transmitter - 2727

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2708

  88. Car anti theft wireless alarm - 2685

  89. Water Level Indicator with alarm - 2646

  90. Basic UPS Power Supply - 2616

  91. Power-Off Time Delay Relay - 2612

  92. Digital Volume Control - 2611

  93. Improved 3 Transistor Audio Amp (80 milliwatt) - 2595

  94. Band 2 Preamplifier - 2587

  95. IR Detector for Robotics - 2574

  96. A small FM transmitter (SMD) - 2565

  97. Isolation between antenna network and TV/radio equipment - 2561

  98. 12-way Input/Output Interface - 2554

  99. Video Signal Amplifier - 2547

  100. 1GHz Simple Frequency Counter - 2544