Top 100

  1. UltraSonic Radar - 26635

  2. 500W low cost 12V to 220V inverter - 10594

  3. One Transistor FM Radio - 10359

  4. Video/Audio Wireless Transmitter - 9437

  5. 10 Band Audio Equalizer - 9425

  6. Servo Motor Control with PIC16F84 - 9312

  7. 100W Guitar Amplifier - 7322

  8. 200W audio amplifier - 6968

  9. 100W Audio Amplifier - 6757

  10. 5 band graphic equalizer using a single IC/chip - 6577

  11. Line Robot - 6407

  12. VHF Audio Video Transmitter - 5732

  13. Ultrasonic Parking Sonar - 5665

  14. Led display digital Voltmeter - 5367

  15. 1.5W Audio power amplifier (12V) - 5293

  16. Baxendall Tone Control - 5265

  17. 1 Watt C-Class RF Amplifier - 5151

  18. Two transistor audio amplifier circuit - 5037

  19. 13.8V 20A power supply - 4746

  20. 5-motor walker circuit - 4705

  21. 15W Fm-transmitter - 4460

  22. Capacitor Discharge Ignition Circuit (CDI) - 4388

  23. 4 Watt FM Transmitter - 4375

  24. Simple Op-Amp Radio - 4361

  25. 90S2313 AVR Robot Board - 4212

  26. Video to RF Modulator - 4132

  27. Walker Robot - 4110

  28. 3W FM Transmitter - 4079

  29. Bass-treble tone control circuit - 4027

  30. Bass-treble tone control circuit - 4002

  31. 25W Mosfet audio amplifier - 3949

  32. Decibel Meter - 3938

  33. 60W Bass Amplifier - 3931

  34. MPF102 FM Receiver - 3930

  35. Video Line Selector - 3888

  36. Simple variable frequency oscillator - 3853

  37. Infrared beam barrier/ proximity sensor - 3826

  38. Constant Current Battery Charger - 3754

  39. Stereo Preamplifier with Bass-boost - 3747

  40. 3-30 V/2.5 A Stabilized power supply - 3708

  41. Ni-Cd Battery Auto Charger - 3693

  42. 100W RMS Amplifier - 3641

  43. 60W Guitar Amplifier - 3638

  44. LED Photo Sensor - 3630

  45. 3 Line Mixer - 3592

  46. Electret Microphone Pre-Amplifier - 3548

  47. Digital Volume Control - 3533

  48. Audio / video switch - 3494

  49. CB receiver - 3470

  50. Automatic Room Lights - 3458

  51. Variable 3 - 24 Volt / 3 Amp Power Supply - 3383

  52. RF Modem Robotics Project - 3373

  53. Dome light dimmer for Cars - 3345

  54. Simple FM Transmitter - 3330

  55. Remote control using telephone - 3328

  56. 10W Mini Audio Amplifier - 3264

  57. 50 Watt Amplifier - 3261

  58. Composite color video signal travels on twisted-pair cable - 3250

  59. Stereo Tone Control - 3250

  60. AC Line Current Detector - 3200

  61. Digital Voltmeter - 3163

  62. Amplifier 2x30W with STK465 - 3129

  63. Guitar Amplifier - 3125

  64. Coilless FM transmitter - 3102

  65. VHF Video Transmitter - 3030

  66. The Video / Audio Distribution Amplifier - 2969

  67. 12V Inverter - 2956

  68. 3-Axis Stepper Controller - 2933

  69. 20dB VHF Amplifier - 2914

  70. Control electrical appliances using PC - 2890

  71. 12V Lead-Acid Battery Monitor - 2826

  72. Telephone operated remote control using PIC16F84A microcontroller - 2820

  73. 1W Bass Power Amplifier - 2774

  74. Car Battery Charger - 2768

  75. Zener Diode Tester - 2767

  76. FM radio - 2764

  77. Charge Monitor for 12V lead acid battery - 2724

  78. Ultrasonic pest repellent - 2723

  79. PWM Motor/Light Controller - 2720

  80. Economy short-wave receiver - 2718

  81. MK414 SW Receiver - 2701

  82. Surround Sound Decoder - 2696

  83. Video Switch - 2672

  84. 4W FM Transmitter - 2664

  85. Car anti theft wireless alarm - 2650

  86. FM transmitter - 2619

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2605

  88. Basic UPS Power Supply - 2599

  89. Power-Off Time Delay Relay - 2590

  90. Water Level Indicator with alarm - 2585

  91. Active Antenna for Medium Wave - 2565

  92. Digital Volume Control - 2552

  93. IR Detector for Robotics - 2549

  94. Improved 3 Transistor Audio Amp (80 milliwatt) - 2532

  95. TRIAC Light Dimmer - 2516

  96. Isolation between antenna network and TV/radio equipment - 2516

  97. Touch Activated Light - 2509

  98. Band 2 Preamplifier - 2505

  99. 12-way Input/Output Interface - 2490

  100. Digital Volume Control - 2487