Electronic Projects Design/Ideas

3,397 topics in this forum

1. Convert 0-30V 3A PSU to 5A or more 1 2 3 4 15

   By mixos, December 31, 2003
   • 368 replies
   • 254.9k views
   • 
   • Guest
   • May 23, 2012

2. How to make Audio power Amplifier Circuit

   By Aman bharti, September 18, 2018   

   • audio amplifier
   • audio power amplifier
   • (and 4 more)

     Tagged with:

     • audio amplifier
     • audio power amplifier
     • simple amlifier circuit diagram
     • 4558
     • audio amplifier circuit
     • simple audio amplifier circuit
   • 13 replies
   • 105.7k views
   • 
   • woodkiki
   • April 9, 2020

3. Inverter Circuit 12V DC to 230VAC Sine Wave 1 2 3 4 9

   By harrychoo, September 19, 2005
   • 218 replies
   • 79.2k views
   • 
   • Guest
   • August 15, 2012

4. Switching power supply 1 2 3 4

   By vainajala, June 8, 2004
   • 88 replies
   • 73.3k views
   • 
   • Guest
   • August 9, 2014

5. 12 V DC to a 220V AC Inverter AMplfier Design 1 2 3 4 8

   By faizanbrohi, June 14, 2006
   • 195 replies
   • 56.1k views
   • 
   • audioguru
   • April 25, 2007

6. Another INVERTER we can talk about.. 1 2 3 4 6

   By Guest Kasamiko, August 11, 2004
   • 142 replies
   • 44.5k views
   • 
   • faizanbrohi
   • August 3, 2006

7. white led 1 2 3 4 7

   By pier, February 1, 2007
   • 171 replies
   • 36.8k views
   • 
   • audioguru
   • April 7, 2009

8. i need help extending the keys finder project. can someone help me out???? 1 2 3 4 7

   By chetan_2985, August 12, 2005
   • 161 replies
   • 35.8k views
   • 
   • logan_dslasher
   • May 26, 2006

9. Current monitor/sensor 1 2 3 4 5

   By Bear, August 10, 2006
   • 105 replies
   • 31.5k views
   • 
   • Lulu123
   • September 7, 2016

10. detector prototype 1 2 3

    By Guest badai, May 17, 2004
    • 60 replies
    • 23.1k views
    • 
    • audioguru
    • March 24, 2005

11. Digital radar speedometer 1 2 3 4

    By Ted, May 17, 2004
    • 84 replies
    • 22.3k views
    • 
    • MNA
    • June 4, 2006

12. Infrared Activated Switch 1 2 3 4

    By hamoodyjamal, June 15, 2005
    • 77 replies
    • 22.3k views
    • 
    • hamoodyjamal
    • August 18, 2005

13. wireless transmitter 1 2 3

    By tazmania_kid, December 28, 2004
    • 59 replies
    • 22k views
    • 
    • Guest
    • February 27, 2005

14. LOGIC GATES project 1 2 3

    By logan_dslasher, March 9, 2006
    • 53 replies
    • 21.8k views
    • 
    • logan_dslasher
    • March 15, 2006

15. Power supply for AMP in CAR 1 2 3

    By nanopoylos, February 19, 2004
    • 56 replies
    • 21.7k views
    • 
    • hotwaterwizard
    • May 15, 2004

16. An Ultrasonic Cleaner--Schematic 1 2

    By GOKAR, May 14, 2005
    • 38 replies
    • 21.4k views
    • 
    • jodyparker11
    • July 19, 2016

17. 750W DC Motor Speed Controler 0-100% with Schematic and PCB Layout

    By Youkito1991, April 20, 2018   

    • dc motor speed control
    • dc motor
    • (and 17 more)

      Tagged with:

      • dc motor speed control
      • dc motor
      • dc motor project
      • dc motor hack
      • dc motor life hacks
      • dc motor science project
      • speed control
      • long technical
      • dc motor speed control pwm
      • dc motor simple
      • 750w 24v dc motor speed control
      • speed control unit
      • motor
      • speed control motor
      • how to make
      • amazing
      • how to
      • new technology
      • pwm
    • 7 replies
    • 20.9k views
    • 
    • Prem Chintala
    • February 12, 2023

18. Stereo Audio power amplifier 2 x 40W - 80W 1 2 3 4

    By faizanbrohi, July 15, 2006
    • 93 replies
    • 20.7k views
    • 
    • audioguru
    • August 8, 2006

19. how to construct a mod-60 stopwatch counter?

    By goblin85, January 5, 2005
    • 5 replies
    • 20k views
    • 
    • HakimJacob
    • January 6, 2021

20. Simple O2 meter with LM3915 1 2

    By wuemura, June 18, 2006
    • 47 replies
    • 18.4k views
    • 
    • pegas77
    • October 22, 2012

21. What does 12V - 4.5Ah means?

    By Shahriar, June 7, 2005
    • 7 replies
    • 18.2k views
    • 
    • Hero999
    • December 28, 2014

22. LED Flasher Chaser Circuit with or Without IC

    By Aman bharti, August 13, 2018   

    • led flasher circuit using transistor
    • 12v led flasher circuit diagram
    • (and 7 more)

      Tagged with:

      • led flasher circuit using transistor
      • 12v led flasher circuit diagram
      • blinking led circuit diagram
      • how to make a blinking led circuit
      • simple flashing led circuit diagram
      • led flasher circuit using transistors
      • 12v flashing led circuit
      • blinking led circuit 555
      • simple blinking led circuit
    • 1 reply
    • 18.2k views
    • 
    • audioguru
    • August 13, 2018

23. How to connect Condenser microphone with any amplifier

    By Aman bharti, July 14, 2018   

    • condenser microphone connection
    • condenser mic
    • (and 1 more)

      Tagged with:

      • condenser microphone connection
      • condenser mic
      • mic speaker amplifier circuit
    • 1 reply
    • 18.1k views
    • 
    • audioguru
    • July 15, 2018

24. Speed-limit Alert PLEASE HELP!!!!!!!! 1 2 3

    By pieterw0, May 25, 2005
    • 72 replies
    • 17.8k views
    • 
    • theglobe
    • April 24, 2007

25. Input signal for LM3915. need help. 1 2 3

    By ryeeson, December 14, 2005
    • 65 replies
    • 17.4k views
    • 
    • audioguru
    • March 16, 2006