Top 100

  1. UltraSonic Radar - 26489

  2. 500W low cost 12V to 220V inverter - 10583

  3. One Transistor FM Radio - 10324

  4. Video/Audio Wireless Transmitter - 9409

  5. 10 Band Audio Equalizer - 9374

  6. Servo Motor Control with PIC16F84 - 9286

  7. 100W Guitar Amplifier - 7292

  8. 200W audio amplifier - 6956

  9. 100W Audio Amplifier - 6741

  10. 5 band graphic equalizer using a single IC/chip - 6560

  11. Line Robot - 6399

  12. VHF Audio Video Transmitter - 5681

  13. Ultrasonic Parking Sonar - 5633

  14. Led display digital Voltmeter - 5348

  15. 1.5W Audio power amplifier (12V) - 5278

  16. Baxendall Tone Control - 5241

  17. 1 Watt C-Class RF Amplifier - 5071

  18. Two transistor audio amplifier circuit - 5016

  19. 13.8V 20A power supply - 4727

  20. 5-motor walker circuit - 4697

  21. 15W Fm-transmitter - 4445

  22. Capacitor Discharge Ignition Circuit (CDI) - 4383

  23. 4 Watt FM Transmitter - 4339

  24. Simple Op-Amp Radio - 4330

  25. 90S2313 AVR Robot Board - 4204

  26. Video to RF Modulator - 4119

  27. Walker Robot - 4098

  28. 3W FM Transmitter - 4067

  29. Bass-treble tone control circuit - 4015

  30. Bass-treble tone control circuit - 3984

  31. 25W Mosfet audio amplifier - 3936

  32. 60W Bass Amplifier - 3921

  33. MPF102 FM Receiver - 3918

  34. Decibel Meter - 3907

  35. Simple variable frequency oscillator - 3846

  36. Video Line Selector - 3843

  37. Infrared beam barrier/ proximity sensor - 3816

  38. Constant Current Battery Charger - 3744

  39. Stereo Preamplifier with Bass-boost - 3741

  40. Ni-Cd Battery Auto Charger - 3680

  41. 3-30 V/2.5 A Stabilized power supply - 3673

  42. 100W RMS Amplifier - 3630

  43. 60W Guitar Amplifier - 3630

  44. LED Photo Sensor - 3566

  45. Digital Volume Control - 3529

  46. Electret Microphone Pre-Amplifier - 3496

  47. Audio / video switch - 3487

  48. 3 Line Mixer - 3460

  49. CB receiver - 3453

  50. Automatic Room Lights - 3450

  51. Variable 3 - 24 Volt / 3 Amp Power Supply - 3380

  52. RF Modem Robotics Project - 3362

  53. Dome light dimmer for Cars - 3333

  54. Simple FM Transmitter - 3319

  55. Remote control using telephone - 3316

  56. 10W Mini Audio Amplifier - 3256

  57. 50 Watt Amplifier - 3253

  58. Stereo Tone Control - 3219

  59. Composite color video signal travels on twisted-pair cable - 3210

  60. AC Line Current Detector - 3195

  61. Amplifier 2x30W with STK465 - 3124

  62. Guitar Amplifier - 3123

  63. Coilless FM transmitter - 3096

  64. Digital Voltmeter - 3016

  65. VHF Video Transmitter - 3004

  66. The Video / Audio Distribution Amplifier - 2954

  67. 12V Inverter - 2940

  68. 3-Axis Stepper Controller - 2924

  69. 20dB VHF Amplifier - 2900

  70. Control electrical appliances using PC - 2882

  71. 12V Lead-Acid Battery Monitor - 2820

  72. Telephone operated remote control using PIC16F84A microcontroller - 2815

  73. FM radio - 2762

  74. 1W Bass Power Amplifier - 2761

  75. Zener Diode Tester - 2754

  76. Car Battery Charger - 2749

  77. Ultrasonic pest repellent - 2717

  78. Charge Monitor for 12V lead acid battery - 2712

  79. PWM Motor/Light Controller - 2711

  80. MK414 SW Receiver - 2687

  81. Economy short-wave receiver - 2683

  82. 4W FM Transmitter - 2655

  83. Car anti theft wireless alarm - 2643

  84. Video Switch - 2634

  85. FM transmitter - 2610

  86. Basic UPS Power Supply - 2596

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2593

  88. Power-Off Time Delay Relay - 2585

  89. Water Level Indicator with alarm - 2571

  90. Surround Sound Decoder - 2553

  91. IR Detector for Robotics - 2544

  92. Digital Volume Control - 2543

  93. Improved 3 Transistor Audio Amp (80 milliwatt) - 2525

  94. TRIAC Light Dimmer - 2513

  95. Isolation between antenna network and TV/radio equipment - 2511

  96. Active Antenna for Medium Wave - 2508

  97. Touch Activated Light - 2502

  98. Band 2 Preamplifier - 2492

  99. 12-way Input/Output Interface - 2485

  100. Digital Volume Control - 2481