Top 100

  1. UltraSonic Radar - 26808

  2. 500W low cost 12V to 220V inverter - 10607

  3. One Transistor FM Radio - 10383

  4. 10 Band Audio Equalizer - 9472

  5. Video/Audio Wireless Transmitter - 9471

  6. Servo Motor Control with PIC16F84 - 9336

  7. 100W Guitar Amplifier - 7339

  8. 200W audio amplifier - 6978

  9. 100W Audio Amplifier - 6779

  10. 5 band graphic equalizer using a single IC/chip - 6598

  11. Line Robot - 6420

  12. VHF Audio Video Transmitter - 5765

  13. Ultrasonic Parking Sonar - 5701

  14. Led display digital Voltmeter - 5396

  15. 1.5W Audio power amplifier (12V) - 5329

  16. Baxendall Tone Control - 5296

  17. 1 Watt C-Class RF Amplifier - 5263

  18. Two transistor audio amplifier circuit - 5072

  19. 13.8V 20A power supply - 4760

  20. 5-motor walker circuit - 4712

  21. 15W Fm-transmitter - 4483

  22. Capacitor Discharge Ignition Circuit (CDI) - 4403

  23. 4 Watt FM Transmitter - 4399

  24. Simple Op-Amp Radio - 4375

  25. 90S2313 AVR Robot Board - 4222

  26. Video to RF Modulator - 4147

  27. Walker Robot - 4123

  28. 3W FM Transmitter - 4099

  29. Bass-treble tone control circuit - 4044

  30. Bass-treble tone control circuit - 4023

  31. 25W Mosfet audio amplifier - 3967

  32. 60W Bass Amplifier - 3954

  33. MPF102 FM Receiver - 3954

  34. Decibel Meter - 3948

  35. Video Line Selector - 3931

  36. Simple variable frequency oscillator - 3862

  37. Infrared beam barrier/ proximity sensor - 3837

  38. Constant Current Battery Charger - 3757

  39. Stereo Preamplifier with Bass-boost - 3753

  40. 3-30 V/2.5 A Stabilized power supply - 3724

  41. Ni-Cd Battery Auto Charger - 3699

  42. 3 Line Mixer - 3675

  43. 100W RMS Amplifier - 3650

  44. 60W Guitar Amplifier - 3648

  45. LED Photo Sensor - 3642

  46. Electret Microphone Pre-Amplifier - 3587

  47. Digital Volume Control - 3541

  48. Audio / video switch - 3506

  49. CB receiver - 3503

  50. Automatic Room Lights - 3463

  51. Variable 3 - 24 Volt / 3 Amp Power Supply - 3391

  52. RF Modem Robotics Project - 3379

  53. Dome light dimmer for Cars - 3351

  54. Simple FM Transmitter - 3342

  55. Remote control using telephone - 3342

  56. Stereo Tone Control - 3289

  57. Composite color video signal travels on twisted-pair cable - 3287

  58. Digital Voltmeter - 3282

  59. 10W Mini Audio Amplifier - 3276

  60. 50 Watt Amplifier - 3272

  61. AC Line Current Detector - 3207

  62. Amplifier 2x30W with STK465 - 3142

  63. Guitar Amplifier - 3133

  64. Coilless FM transmitter - 3112

  65. VHF Video Transmitter - 3049

  66. The Video / Audio Distribution Amplifier - 2978

  67. 12V Inverter - 2977

  68. 3-Axis Stepper Controller - 2950

  69. Surround Sound Decoder - 2931

  70. 20dB VHF Amplifier - 2927

  71. Control electrical appliances using PC - 2899

  72. 12V Lead-Acid Battery Monitor - 2836

  73. Telephone operated remote control using PIC16F84A microcontroller - 2828

  74. 1W Bass Power Amplifier - 2784

  75. Car Battery Charger - 2783

  76. Zener Diode Tester - 2779

  77. FM radio - 2770

  78. Economy short-wave receiver - 2769

  79. Charge Monitor for 12V lead acid battery - 2735

  80. Ultrasonic pest repellent - 2728

  81. PWM Motor/Light Controller - 2727

  82. MK414 SW Receiver - 2710

  83. Video Switch - 2697

  84. 4W FM Transmitter - 2678

  85. Car anti theft wireless alarm - 2661

  86. FM transmitter - 2627

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2613

  88. Active Antenna for Medium Wave - 2609

  89. Basic UPS Power Supply - 2602

  90. Water Level Indicator with alarm - 2597

  91. Power-Off Time Delay Relay - 2594

  92. Digital Volume Control - 2566

  93. IR Detector for Robotics - 2559

  94. Improved 3 Transistor Audio Amp (80 milliwatt) - 2540

  95. Isolation between antenna network and TV/radio equipment - 2530

  96. Band 2 Preamplifier - 2524

  97. Touch Activated Light - 2519

  98. TRIAC Light Dimmer - 2518

  99. Digital Volume Control - 2496

  100. 12-way Input/Output Interface - 2496