Projects Q/A

1,161 topics in this forum

1. PC Ociloscop Help

   By PhuocTran, September 24, 2004
   • 5 replies
   • 3.1k views
   • 
   • PhuocTran
   • September 28, 2004

2. Need help with using a transistor or triac as a switch

   By MAJ, September 11, 2019
   • 5 replies
   • 3.3k views
   • 
   • MAJ
   • September 12, 2019

3. Led Display Digital voltmeter problem with 200mv scale

   By karter, December 10, 2004
   • 5 replies
   • 2.8k views
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   • chai98a
   • December 29, 2004

4. urgent (counter question)

   By eie, November 7, 2004
   • 5 replies
   • 3.2k views
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   • surajbarkale
   • November 18, 2004

5. hyland 0-30v psu output osillates

   By paul .a larner, November 21, 2020
   • 5 replies
   • 3.2k views
   • 
   • lafnian1990
   • February 8, 2021

6. 3-Axis Stepper Controller

   By Almost-retired, May 25, 2004
   • 5 replies
   • 3.5k views
   • 
   • MP
   • October 28, 2004

7. single phase controlled rectifier for DC motor

   By sasikumar, August 16, 2004
   • 5 replies
   • 3k views
   • 
   • sasikumar
   • August 18, 2004

8. STK465 Stereo Amp

   By Roby_m, April 14, 2005
   • 5 replies
   • 3k views
   • 
   • audioguru
   • November 29, 2006

9. Alarm

   By gughanath, April 15, 2005
   • 5 replies
   • 2.6k views
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   • gughanath
   • April 17, 2005

10. Laser alarm system not working correctly..

    By neba3939, March 19, 2012
    • 5 replies
    • 2.9k views
    • 
    • diyvn.net
    • April 25, 2012

11. help, making Phone line indicator

    By bbmak, December 31, 2006
    • 4 replies
    • 1.8k views
    • 
    • bbmak
    • January 1, 2007

12. Darkroom timer V2.0A project question ????? (Solved)

    By guizmo, May 13, 2010
    • 4 replies
    • 2.3k views
    • 
    • Hero999
    • June 20, 2010

13. 1.2-15V 3A Adjustable regulated power supply

    By Holt, November 10, 2011
    • 4 replies
    • 2.3k views
    • 
    • audioguru
    • November 10, 2011

14. New, Nite Rider lights, Project

    By audioguru, August 23, 2004
    • 4 replies
    • 2.5k views
    • 
    • audioguru
    • August 25, 2004

15. TV Signal Amplifier

    By cdonke, July 16, 2004
    • 4 replies
    • 3.6k views
    • 
    • audioguru
    • July 23, 2004

16. Metal Detector

    By Guest 12412, November 18, 2004
    • 4 replies
    • 3.2k views
    • 
    • Guest
    • November 26, 2004

17. need help with timer circuit

    By rgatlin, November 18, 2004
    • 4 replies
    • 2.2k views
    • 
    • Kevin Weddle
    • November 22, 2004

18. 60W Linear Amplifier

    By audioguru, October 9, 2004
    • 4 replies
    • 2.7k views
    • 
    • audioguru
    • October 11, 2004

19. wiring a mini speaker to headphone jack

    By Shoggoth, September 14, 2010
    • 4 replies
    • 2k views
    • 
    • ARUN CHOWDARY
    • September 16, 2010

20. RF circuits -> Small Radio Transmitter

    By Polybaci, February 11, 2007
    • 4 replies
    • 2k views
    • 
    • audioguru
    • February 13, 2007

21. Unipolar Stepper Motor Controller using UCN5804

    By MP, January 25, 2004
    • 4 replies
    • 6.6k views
    • 
    • MP
    • March 8, 2006

22. arduino atmega 328p on breadboard

    By petercl14, January 22, 2023
    • 4 replies
    • 1.2k views
    • 
    • bidrohini
    • February 8, 2023

23. lesr sade from iraq the inverter 500w

    By lesr, January 6, 2007
    • 4 replies
    • 1.9k views
    • 
    • lesr
    • January 8, 2007

24. Portable CD Player Adapter For Car

    By EshOck, April 27, 2005
    • 4 replies
    • 2k views
    • 
    • EshOck
    • April 29, 2005

25. Electronics & Robotics

    By Guest Fatal_Byte, February 6, 2005
    • 4 replies
    • 2.4k views
    • 
    • gg4rest
    • February 11, 2005