Top 100

  1. UltraSonic Radar - 27878

  2. 20dB VHF Amplifier - 18504

  3. One Transistor FM Radio - 10827

  4. 500W low cost 12V to 220V inverter - 10736

  5. Video/Audio Wireless Transmitter - 9951

  6. Servo Motor Control with PIC16F84 - 9886

  7. 10 Band Audio Equalizer - 9680

  8. 100W Guitar Amplifier - 7591

  9. 200W audio amplifier - 7132

  10. 100W Audio Amplifier - 6937

  11. Line Robot - 6831

  12. 5 band graphic equalizer using a single IC/chip - 6812

  13. VHF Audio Video Transmitter - 6537

  14. 1 Watt C-Class RF Amplifier - 6350

  15. Ultrasonic Parking Sonar - 6167

  16. Led display digital Voltmeter - 5907

  17. 1.5W Audio power amplifier (12V) - 5821

  18. Baxendall Tone Control - 5724

  19. Two transistor audio amplifier circuit - 5611

  20. 13.8V 20A power supply - 5108

  21. 4 Watt FM Transmitter - 5051

  22. 5-motor walker circuit - 4816

  23. 15W Fm-transmitter - 4692

  24. 90S2313 AVR Robot Board - 4653

  25. Walker Robot - 4515

  26. Capacitor Discharge Ignition Circuit (CDI) - 4481

  27. Simple Op-Amp Radio - 4473

  28. Video Line Selector - 4368

  29. 3 Line Mixer - 4330

  30. Video to RF Modulator - 4299

  31. 3W FM Transmitter - 4246

  32. Bass-treble tone control circuit - 4241

  33. Digital Voltmeter - 4183

  34. Bass-treble tone control circuit - 4158

  35. MPF102 FM Receiver - 4125

  36. 25W Mosfet audio amplifier - 4119

  37. 60W Bass Amplifier - 4112

  38. Decibel Meter - 4108

  39. Simple variable frequency oscillator - 4010

  40. Infrared beam barrier/ proximity sensor - 3964

  41. Electret Microphone Pre-Amplifier - 3944

  42. 3-30 V/2.5 A Stabilized power supply - 3942

  43. Constant Current Battery Charger - 3856

  44. Stereo Preamplifier with Bass-boost - 3849

  45. 100W RMS Amplifier - 3816

  46. Ni-Cd Battery Auto Charger - 3806

  47. Composite color video signal travels on twisted-pair cable - 3804

  48. Simple FM Transmitter - 3800

  49. Stereo Tone Control - 3800

  50. 60W Guitar Amplifier - 3765

  51. RF Modem Robotics Project - 3760

  52. LED Photo Sensor - 3731

  53. CB receiver - 3723

  54. Remote control using telephone - 3698

  55. Audio / video switch - 3653

  56. Digital Volume Control - 3648

  57. Automatic Room Lights - 3527

  58. 50 Watt Amplifier - 3481

  59. Variable 3 - 24 Volt / 3 Amp Power Supply - 3449

  60. Active Antenna for Medium Wave - 3445

  61. Dome light dimmer for Cars - 3444

  62. Surround Sound Decoder - 3421

  63. 10W Mini Audio Amplifier - 3387

  64. VHF Video Transmitter - 3378

  65. Economy short-wave receiver - 3376

  66. Amplifier 2x30W with STK465 - 3270

  67. AC Line Current Detector - 3269

  68. Guitar Amplifier - 3257

  69. Coilless FM transmitter - 3233

  70. MK414 SW Receiver - 3150

  71. 1W Bass Power Amplifier - 3135

  72. The Video / Audio Distribution Amplifier - 3126

  73. 12V Inverter - 3077

  74. 3-Axis Stepper Controller - 3047

  75. Control electrical appliances using PC - 2978

  76. 12V Lead-Acid Battery Monitor - 2963

  77. Band 2 Preamplifier - 2954

  78. Telephone operated remote control using PIC16F84A microcontroller - 2938

  79. Zener Diode Tester - 2937

  80. Coil-less FM Transmitter - 2916

  81. Car Battery Charger - 2909

  82. FM radio - 2872

  83. Video Distributor Amplifier - 2857

  84. Video Signal Amplifier - 2852

  85. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2846

  86. Car anti theft wireless alarm - 2842

  87. Video Switch - 2838

  88. Ultrasonic pest repellent - 2826

  89. Charge Monitor for 12V lead acid battery - 2825

  90. PWM Motor/Light Controller - 2818

  91. 4W FM Transmitter - 2813

  92. FM transmitter - 2801

  93. 60 Light Sequencer using a Matrix - 2741

  94. DC Motor Control Circuit - 2725

  95. Isolation between antenna network and TV/radio equipment - 2722

  96. Balanced Low Noise Microphone Preamp - 2721

  97. 1GHz Simple Frequency Counter - 2710

  98. Long range FM transmitter - 2709

  99. Digital Volume Control - 2702

  100. Water Level Indicator with alarm - 2688