Top 100

  1. UltraSonic Radar - 27542

  2. 20dB VHF Amplifier - 18238

  3. 500W low cost 12V to 220V inverter - 10722

  4. One Transistor FM Radio - 10607

  5. Video/Audio Wireless Transmitter - 9757

  6. Servo Motor Control with PIC16F84 - 9701

  7. 10 Band Audio Equalizer - 9665

  8. 100W Guitar Amplifier - 7552

  9. 200W audio amplifier - 7125

  10. 100W Audio Amplifier - 6897

  11. 5 band graphic equalizer using a single IC/chip - 6764

  12. Line Robot - 6643

  13. VHF Audio Video Transmitter - 6318

  14. 1 Watt C-Class RF Amplifier - 6090

  15. Ultrasonic Parking Sonar - 5935

  16. Led display digital Voltmeter - 5674

  17. 1.5W Audio power amplifier (12V) - 5567

  18. Baxendall Tone Control - 5514

  19. Two transistor audio amplifier circuit - 5402

  20. 13.8V 20A power supply - 4901

  21. 4 Watt FM Transmitter - 4801

  22. 5-motor walker circuit - 4797

  23. 15W Fm-transmitter - 4658

  24. 90S2313 AVR Robot Board - 4475

  25. Simple Op-Amp Radio - 4454

  26. Capacitor Discharge Ignition Circuit (CDI) - 4450

  27. Walker Robot - 4334

  28. Video to RF Modulator - 4284

  29. Video Line Selector - 4251

  30. 3W FM Transmitter - 4236

  31. Bass-treble tone control circuit - 4174

  32. Bass-treble tone control circuit - 4137

  33. MPF102 FM Receiver - 4099

  34. 25W Mosfet audio amplifier - 4093

  35. 60W Bass Amplifier - 4079

  36. 3 Line Mixer - 4078

  37. Decibel Meter - 4077

  38. Simple variable frequency oscillator - 3962

  39. Infrared beam barrier/ proximity sensor - 3934

  40. 3-30 V/2.5 A Stabilized power supply - 3926

  41. Digital Voltmeter - 3882

  42. Constant Current Battery Charger - 3841

  43. Stereo Preamplifier with Bass-boost - 3828

  44. Electret Microphone Pre-Amplifier - 3790

  45. Ni-Cd Battery Auto Charger - 3789

  46. 100W RMS Amplifier - 3782

  47. LED Photo Sensor - 3715

  48. 60W Guitar Amplifier - 3709

  49. CB receiver - 3691

  50. Audio / video switch - 3642

  51. Composite color video signal travels on twisted-pair cable - 3630

  52. Digital Volume Control - 3623

  53. RF Modem Robotics Project - 3601

  54. Simple FM Transmitter - 3568

  55. Stereo Tone Control - 3545

  56. Automatic Room Lights - 3518

  57. Remote control using telephone - 3497

  58. Variable 3 - 24 Volt / 3 Amp Power Supply - 3442

  59. 50 Watt Amplifier - 3435

  60. Dome light dimmer for Cars - 3427

  61. Surround Sound Decoder - 3413

  62. VHF Video Transmitter - 3357

  63. 10W Mini Audio Amplifier - 3347

  64. AC Line Current Detector - 3250

  65. Amplifier 2x30W with STK465 - 3247

  66. Coilless FM transmitter - 3227

  67. Guitar Amplifier - 3217

  68. Economy short-wave receiver - 3121

  69. The Video / Audio Distribution Amplifier - 3105

  70. Active Antenna for Medium Wave - 3090

  71. 12V Inverter - 3052

  72. 3-Axis Stepper Controller - 3032

  73. MK414 SW Receiver - 2959

  74. 1W Bass Power Amplifier - 2956

  75. Control electrical appliances using PC - 2951

  76. Telephone operated remote control using PIC16F84A microcontroller - 2926

  77. Zener Diode Tester - 2919

  78. 12V Lead-Acid Battery Monitor - 2916

  79. Car Battery Charger - 2871

  80. FM radio - 2860

  81. Video Switch - 2814

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

  83. Ultrasonic pest repellent - 2808

  84. 4W FM Transmitter - 2801

  85. 0-30 vdc stabilized power supply with current control 0.002-3 a - 2785

  86. PWM Motor/Light Controller - 2784

  87. FM transmitter - 2780

  88. Band 2 Preamplifier - 2760

  89. Car anti theft wireless alarm - 2755

  90. Coil-less FM Transmitter - 2703

  91. Water Level Indicator with alarm - 2671

  92. Digital Volume Control - 2667

  93. 1GHz Simple Frequency Counter - 2665

  94. Video Signal Amplifier - 2654

  95. Isolation between antenna network and TV/radio equipment - 2649

  96. Improved 3 Transistor Audio Amp (80 milliwatt) - 2647

  97. Power-Off Time Delay Relay - 2644

  98. Basic UPS Power Supply - 2643

  99. Video Distributor Amplifier - 2638

  100. A small FM transmitter (SMD) - 2621