Electronic Projects Design/Ideas

3,398 topics in this forum

1. 7400 IC tester

   By mixos, May 2, 2004
   • 0 replies
   • 2.1k views
   • 
   • mixos
   • May 2, 2004

2. 741 Offset voltage problem

   By sherbo, April 30, 2005
   • 3 replies
   • 1.9k views
   • 
   • Miles Prower
   • April 30, 2005

3. 741, TL071, LF351, NE531, TL061, TL081 IC tester

   By mixos, May 1, 2004
   • 9 replies
   • 7.2k views
   • 
   • Guest
   • May 2, 2004

4. 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
   • 21k views
   • 
   • Prem Chintala
   • February 12, 2023

5. 788bs Led Matrix Pinout

   By Shahbaz75sb, October 21, 2020   

   • led matrix
   • pinout
   • (and 2 more)

     Tagged with:

     • led matrix
     • pinout
     • arduino project
     • arduino uno
   • 0 replies
   • 10.4k views
   • 
   • Shahbaz75sb
   • October 21, 2020

6. 80x86

   By mrohler, July 8, 2005
   • 4 replies
   • 2.2k views
   • 
   • source2
   • July 13, 2005

7. 85C Cap ESR vs 105C Cap ESR!

   By Shahriar, October 9, 2006
   • 3 replies
   • 4.7k views
   • 
   • indulis
   • October 11, 2006

8. 85V-260VAC to 5VDC-2.5A Flyback Switching Power Supply

   By sam.moshiri, November 3, 2023   

   • flyback
   • 220v
   • (and 10 more)

     Tagged with:

     • flyback
     • 220v
     • 110v
     • 5v
     • switching power supply
     • smps
     • dc load
     • output noise
     • switching
     • electronic
     • circuit
     • altium
   • 0 replies
   • 291 views
   • 
   • sam.moshiri
   • November 3, 2023

9. 8x8x8 led cube light

   By power_rui, October 5, 2015   

   • 8x8x8
   • led cube
   • (and 3 more)

     Tagged with:

     • 8x8x8
     • led cube
     • electronics diy
     • diy
     • cube light
   • 10 replies
   • 9.9k views
   • 
   • power_rui
   • November 4, 2015

10. 9.4V motor driver problem

    By Tanna, May 25, 2007
    • 2 replies
    • 1.3k views
    • 
    • Tanna
    • May 25, 2007

11. 90VDC Motor Controller

    By jsteve126, November 8, 2011
    • 2 replies
    • 1.7k views
    • 
    • jsteve126
    • November 10, 2011

12. 97% Efficient DC to DC Buck Converter [3A, Adjustable]

    By sam.moshiri, October 29, 2019   

    • dc to dc buck converter
    • adjustable power supply
    • (and 2 more)

      Tagged with:

      • dc to dc buck converter
      • adjustable power supply
      • adjustable dc to dc step down converter
      • dc to dc step down converter
    • 0 replies
    • 2.2k views
    • 
    • sam.moshiri
    • October 29, 2019

13. 9v + (2xAAA) = ????

    By thirdprize, April 3, 2006
    • 11 replies
    • 4.4k views
    • 
    • thirdprize
    • April 4, 2006

14. 9V BATTERY CHARGER CIRCUIT

    By cobra149, January 3, 2014
    • 3 replies
    • 2.6k views
    • 
    • audioguru
    • January 4, 2014

15. 9V power source

    By ryanleung, March 7, 2006
    • 2 replies
    • 1.3k views
    • 
    • Tony_Stoynov
    • March 7, 2006

16. 9v to 6v DC/DC Converter

    By xoy, December 8, 2005
    • 8 replies
    • 5.3k views
    • 
    • audioguru
    • January 2, 2006

17. A battery of batteries... good idea or bad?

    By scwhiteley, February 23, 2010
    • 2 replies
    • 1.5k views
    • 
    • audioguru
    • February 23, 2010

18. a cap vlue????

    By walid, October 30, 2010
    • 4 replies
    • 1.6k views
    • 
    • walid
    • October 30, 2010

19. A Clean Output

    By xenobie, August 30, 2011
    • 6 replies
    • 2.8k views
    • 
    • Hero999
    • September 4, 2011

20. a Constant Power consumption design

    By Shahriar, November 4, 2005
    • 2 replies
    • 1.4k views
    • 
    • ante
    • November 4, 2005

21. A cool project - Replicate Steorn's Orbo - A back EMF-less free energy motor!

    By transistor123, December 30, 2009
    • 5 replies
    • 2.4k views
    • 
    • transistor123
    • February 5, 2010

22. A Free and Open-Source Hand Sanitizer Dispenser

    By sam.moshiri, August 7, 2020   

    • ir diode
    • hand sanitizer dispenser circuit
    • (and 4 more)

      Tagged with:

      • ir diode
      • hand sanitizer dispenser circuit
      • diy hand sanitizer dispenser
      • hand sanitizer dispenser
      • infrared
      • ambient light
    • 1 reply
    • 2.2k views
    • 
    • sam.moshiri
    • August 10, 2020

23. A Full Digital FM receiver with Arduino and TEA5767 Module

    By sam.moshiri, November 24, 2020   

    • tea5767
    • fm receiver
    • (and 3 more)

      Tagged with:

      • tea5767
      • fm receiver
      • fm radio
      • arduino fm receiver
      • fm radio with arduino
    • 0 replies
    • 1.3k views
    • 
    • sam.moshiri
    • November 24, 2020

24. A full featured RDS Encoder (stand alone !)

    By MyRDS, January 13, 2004
    • 2 replies
    • 2.6k views
    • 
    • MyRDS
    • January 14, 2004

25. A Graphic Design project in Melbourne.. :)

    By cor, May 5, 2007
    • 1 reply
    • 1.2k views
    • 
    • esp1
    • May 5, 2007