Top 100

  1. UltraSonic Radar - 27673

  2. 20dB VHF Amplifier - 18379

  3. 500W low cost 12V to 220V inverter - 10726

  4. One Transistor FM Radio - 10684

  5. Video/Audio Wireless Transmitter - 9812

  6. Servo Motor Control with PIC16F84 - 9770

  7. 10 Band Audio Equalizer - 9668

  8. 100W Guitar Amplifier - 7554

  9. 200W audio amplifier - 7126

  10. 100W Audio Amplifier - 6911

  11. 5 band graphic equalizer using a single IC/chip - 6784

  12. Line Robot - 6711

  13. VHF Audio Video Transmitter - 6398

  14. 1 Watt C-Class RF Amplifier - 6178

  15. Ultrasonic Parking Sonar - 6007

  16. Led display digital Voltmeter - 5744

  17. 1.5W Audio power amplifier (12V) - 5641

  18. Baxendall Tone Control - 5580

  19. Two transistor audio amplifier circuit - 5478

  20. 13.8V 20A power supply - 4972

  21. 4 Watt FM Transmitter - 4900

  22. 5-motor walker circuit - 4798

  23. 15W Fm-transmitter - 4662

  24. 90S2313 AVR Robot Board - 4545

  25. Simple Op-Amp Radio - 4456

  26. Capacitor Discharge Ignition Circuit (CDI) - 4454

  27. Walker Robot - 4397

  28. Video Line Selector - 4309

  29. Video to RF Modulator - 4289

  30. 3W FM Transmitter - 4239

  31. Bass-treble tone control circuit - 4198

  32. Bass-treble tone control circuit - 4148

  33. 3 Line Mixer - 4129

  34. MPF102 FM Receiver - 4102

  35. 25W Mosfet audio amplifier - 4101

  36. 60W Bass Amplifier - 4084

  37. Decibel Meter - 4081

  38. Simple variable frequency oscillator - 3989

  39. Digital Voltmeter - 3971

  40. Infrared beam barrier/ proximity sensor - 3946

  41. 3-30 V/2.5 A Stabilized power supply - 3930

  42. Constant Current Battery Charger - 3843

  43. Stereo Preamplifier with Bass-boost - 3832

  44. Electret Microphone Pre-Amplifier - 3829

  45. 100W RMS Amplifier - 3798

  46. Ni-Cd Battery Auto Charger - 3793

  47. 60W Guitar Amplifier - 3734

  48. LED Photo Sensor - 3720

  49. CB receiver - 3701

  50. Composite color video signal travels on twisted-pair cable - 3684

  51. Simple FM Transmitter - 3666

  52. RF Modem Robotics Project - 3664

  53. Audio / video switch - 3646

  54. Digital Volume Control - 3632

  55. Stereo Tone Control - 3624

  56. Remote control using telephone - 3568

  57. Automatic Room Lights - 3519

  58. 50 Watt Amplifier - 3465

  59. Variable 3 - 24 Volt / 3 Amp Power Supply - 3445

  60. Dome light dimmer for Cars - 3436

  61. Surround Sound Decoder - 3415

  62. VHF Video Transmitter - 3369

  63. 10W Mini Audio Amplifier - 3366

  64. AC Line Current Detector - 3255

  65. Amplifier 2x30W with STK465 - 3250

  66. Economy short-wave receiver - 3242

  67. Guitar Amplifier - 3231

  68. Coilless FM transmitter - 3229

  69. Active Antenna for Medium Wave - 3227

  70. The Video / Audio Distribution Amplifier - 3110

  71. 12V Inverter - 3055

  72. 3-Axis Stepper Controller - 3033

  73. MK414 SW Receiver - 3032

  74. 1W Bass Power Amplifier - 3022

  75. Control electrical appliances using PC - 2954

  76. 12V Lead-Acid Battery Monitor - 2937

  77. Telephone operated remote control using PIC16F84A microcontroller - 2932

  78. Zener Diode Tester - 2922

  79. Car Battery Charger - 2884

  80. FM radio - 2861

  81. Band 2 Preamplifier - 2832

  82. Car anti theft wireless alarm - 2822

  83. Video Switch - 2821

  84. Ultrasonic pest repellent - 2815

  85. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2810

  86. Charge Monitor for 12V lead acid battery - 2809

  87. 4W FM Transmitter - 2806

  88. PWM Motor/Light Controller - 2804

  89. FM transmitter - 2792

  90. Coil-less FM Transmitter - 2770

  91. Video Signal Amplifier - 2714

  92. Video Distributor Amplifier - 2712

  93. Water Level Indicator with alarm - 2682

  94. 60 Light Sequencer using a Matrix - 2673

  95. Digital Volume Control - 2672

  96. 1GHz Simple Frequency Counter - 2671

  97. Isolation between antenna network and TV/radio equipment - 2669

  98. A small FM transmitter (SMD) - 2666

  99. Basic UPS Power Supply - 2648

  100. Improved 3 Transistor Audio Amp (80 milliwatt) - 2648