Top 100

  1. UltraSonic Radar - 27707

  2. 20dB VHF Amplifier - 18432

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

  4. One Transistor FM Radio - 10710

  5. Video/Audio Wireless Transmitter - 9838

  6. Servo Motor Control with PIC16F84 - 9795

  7. 10 Band Audio Equalizer - 9668

  8. 100W Guitar Amplifier - 7557

  9. 200W audio amplifier - 7128

  10. 100W Audio Amplifier - 6912

  11. 5 band graphic equalizer using a single IC/chip - 6789

  12. Line Robot - 6732

  13. VHF Audio Video Transmitter - 6424

  14. 1 Watt C-Class RF Amplifier - 6207

  15. Ultrasonic Parking Sonar - 6035

  16. Led display digital Voltmeter - 5770

  17. 1.5W Audio power amplifier (12V) - 5672

  18. Baxendall Tone Control - 5606

  19. Two transistor audio amplifier circuit - 5504

  20. 13.8V 20A power supply - 4995

  21. 4 Watt FM Transmitter - 4935

  22. 5-motor walker circuit - 4799

  23. 15W Fm-transmitter - 4665

  24. 90S2313 AVR Robot Board - 4567

  25. Simple Op-Amp Radio - 4457

  26. Capacitor Discharge Ignition Circuit (CDI) - 4454

  27. Walker Robot - 4418

  28. Video Line Selector - 4309

  29. Video to RF Modulator - 4290

  30. 3W FM Transmitter - 4241

  31. Bass-treble tone control circuit - 4199

  32. 3 Line Mixer - 4160

  33. Bass-treble tone control circuit - 4148

  34. 25W Mosfet audio amplifier - 4105

  35. MPF102 FM Receiver - 4102

  36. 60W Bass Amplifier - 4085

  37. Decibel Meter - 4084

  38. Digital Voltmeter - 4014

  39. Simple variable frequency oscillator - 3989

  40. Infrared beam barrier/ proximity sensor - 3948

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

  42. Electret Microphone Pre-Amplifier - 3855

  43. Constant Current Battery Charger - 3843

  44. Stereo Preamplifier with Bass-boost - 3832

  45. 100W RMS Amplifier - 3798

  46. Ni-Cd Battery Auto Charger - 3793

  47. 60W Guitar Amplifier - 3737

  48. LED Photo Sensor - 3720

  49. Composite color video signal travels on twisted-pair cable - 3709

  50. CB receiver - 3702

  51. Simple FM Transmitter - 3691

  52. RF Modem Robotics Project - 3685

  53. Stereo Tone Control - 3649

  54. Audio / video switch - 3646

  55. Digital Volume Control - 3632

  56. Remote control using telephone - 3591

  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 - 3416

  62. VHF Video Transmitter - 3370

  63. 10W Mini Audio Amplifier - 3367

  64. Active Antenna for Medium Wave - 3281

  65. Economy short-wave receiver - 3273

  66. AC Line Current Detector - 3255

  67. Amplifier 2x30W with STK465 - 3250

  68. Guitar Amplifier - 3232

  69. Coilless FM transmitter - 3229

  70. The Video / Audio Distribution Amplifier - 3110

  71. MK414 SW Receiver - 3057

  72. 12V Inverter - 3055

  73. 1W Bass Power Amplifier - 3046

  74. 3-Axis Stepper Controller - 3033

  75. Control electrical appliances using PC - 2955

  76. 12V Lead-Acid Battery Monitor - 2938

  77. Telephone operated remote control using PIC16F84A microcontroller - 2933

  78. Zener Diode Tester - 2923

  79. Car Battery Charger - 2886

  80. FM radio - 2861

  81. Band 2 Preamplifier - 2855

  82. Car anti theft wireless alarm - 2822

  83. Video Switch - 2821

  84. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2816

  85. Ultrasonic pest repellent - 2816

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

  87. 4W FM Transmitter - 2807

  88. PWM Motor/Light Controller - 2804

  89. Coil-less FM Transmitter - 2797

  90. FM transmitter - 2792

  91. Video Distributor Amplifier - 2737

  92. Video Signal Amplifier - 2736

  93. 60 Light Sequencer using a Matrix - 2685

  94. Water Level Indicator with alarm - 2682

  95. 1GHz Simple Frequency Counter - 2676

  96. A small FM transmitter (SMD) - 2673

  97. Isolation between antenna network and TV/radio equipment - 2672

  98. Digital Volume Control - 2672

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

  100. Basic UPS Power Supply - 2648