Top 100

  1. UltraSonic Radar - 27501

  2. 20dB VHF Amplifier - 18172

  3. 500W low cost 12V to 220V inverter - 10719

  4. One Transistor FM Radio - 10570

  5. Video/Audio Wireless Transmitter - 9718

  6. Servo Motor Control with PIC16F84 - 9663

  7. 10 Band Audio Equalizer - 9654

  8. 100W Guitar Amplifier - 7544

  9. 200W audio amplifier - 7115

  10. 100W Audio Amplifier - 6892

  11. 5 band graphic equalizer using a single IC/chip - 6752

  12. Line Robot - 6597

  13. VHF Audio Video Transmitter - 6252

  14. 1 Watt C-Class RF Amplifier - 6041

  15. Ultrasonic Parking Sonar - 5896

  16. Led display digital Voltmeter - 5631

  17. 1.5W Audio power amplifier (12V) - 5525

  18. Baxendall Tone Control - 5473

  19. Two transistor audio amplifier circuit - 5358

  20. 13.8V 20A power supply - 4866

  21. 5-motor walker circuit - 4792

  22. 4 Watt FM Transmitter - 4754

  23. 15W Fm-transmitter - 4650

  24. Simple Op-Amp Radio - 4449

  25. Capacitor Discharge Ignition Circuit (CDI) - 4441

  26. 90S2313 AVR Robot Board - 4430

  27. Walker Robot - 4296

  28. Video to RF Modulator - 4278

  29. 3W FM Transmitter - 4230

  30. Video Line Selector - 4228

  31. Bass-treble tone control circuit - 4170

  32. Bass-treble tone control circuit - 4130

  33. MPF102 FM Receiver - 4090

  34. 25W Mosfet audio amplifier - 4085

  35. 60W Bass Amplifier - 4066

  36. 3 Line Mixer - 4057

  37. Decibel Meter - 4054

  38. Simple variable frequency oscillator - 3957

  39. Infrared beam barrier/ proximity sensor - 3929

  40. 3-30 V/2.5 A Stabilized power supply - 3919

  41. Digital Voltmeter - 3841

  42. Constant Current Battery Charger - 3829

  43. Stereo Preamplifier with Bass-boost - 3825

  44. Electret Microphone Pre-Amplifier - 3785

  45. Ni-Cd Battery Auto Charger - 3780

  46. 100W RMS Amplifier - 3769

  47. LED Photo Sensor - 3707

  48. 60W Guitar Amplifier - 3701

  49. CB receiver - 3680

  50. Audio / video switch - 3637

  51. Digital Volume Control - 3619

  52. Composite color video signal travels on twisted-pair cable - 3604

  53. RF Modem Robotics Project - 3564

  54. Simple FM Transmitter - 3523

  55. Automatic Room Lights - 3515

  56. Stereo Tone Control - 3499

  57. Remote control using telephone - 3455

  58. Variable 3 - 24 Volt / 3 Amp Power Supply - 3436

  59. Dome light dimmer for Cars - 3424

  60. 50 Watt Amplifier - 3417

  61. Surround Sound Decoder - 3404

  62. VHF Video Transmitter - 3342

  63. 10W Mini Audio Amplifier - 3339

  64. AC Line Current Detector - 3244

  65. Amplifier 2x30W with STK465 - 3240

  66. Coilless FM transmitter - 3222

  67. Guitar Amplifier - 3211

  68. The Video / Audio Distribution Amplifier - 3092

  69. 12V Inverter - 3044

  70. Economy short-wave receiver - 3042

  71. 3-Axis Stepper Controller - 3026

  72. Active Antenna for Medium Wave - 3025

  73. Control electrical appliances using PC - 2944

  74. 1W Bass Power Amplifier - 2921

  75. MK414 SW Receiver - 2916

  76. 12V Lead-Acid Battery Monitor - 2909

  77. Telephone operated remote control using PIC16F84A microcontroller - 2908

  78. Zener Diode Tester - 2903

  79. Car Battery Charger - 2865

  80. FM radio - 2850

  81. Charge Monitor for 12V lead acid battery - 2805

  82. Video Switch - 2803

  83. Ultrasonic pest repellent - 2792

  84. 4W FM Transmitter - 2792

  85. PWM Motor/Light Controller - 2777

  86. FM transmitter - 2772

  87. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2765

  88. Car anti theft wireless alarm - 2736

  89. Band 2 Preamplifier - 2720

  90. Coil-less FM Transmitter - 2670

  91. Water Level Indicator with alarm - 2667

  92. Digital Volume Control - 2661

  93. 1GHz Simple Frequency Counter - 2657

  94. Basic UPS Power Supply - 2639

  95. Isolation between antenna network and TV/radio equipment - 2638

  96. Power-Off Time Delay Relay - 2638

  97. Improved 3 Transistor Audio Amp (80 milliwatt) - 2636

  98. Video Signal Amplifier - 2626

  99. A small FM transmitter (SMD) - 2613

  100. IR Detector for Robotics - 2602