Theory articles

723 topics in this forum

1. question about Low Pass Filter

   By walid, April 25, 2010
   • 6 replies
   • 3.3k views
   • 
   • Hero999
   • October 24, 2010

2. What are discaps?

   By Guest nanop, August 21, 2006
   • 7 replies
   • 3.3k views
   • 
   • audioguru
   • August 21, 2006

3. zener diodes

   By Kevin Weddle, April 8, 2010
   • 7 replies
   • 3.3k views
   • 
   • audioguru
   • April 22, 2010

4. TUTORIAL - Reed switch

   By Ashish Adhikari, July 27, 2020
   • 1 reply
   • 3.3k views
   • 
   • admin
   • July 27, 2020

5. temp. sensor ds1820

   By eplanet, January 5, 2012
   • 1 reply
   • 3.3k views
   • 
   • Will D
   • March 15, 2012

6. pcDuino to Act as 3D printer Control PC

   By Linksprite-Yuki, August 31, 2016   

   • pcduino to act as 3d printer control pc
   • 2 replies
   • 3.3k views
   • 
   • piropa
   • April 1

7. I'm struggling to understand the function of transistors

   By Sherldonnnn, July 21, 2016   

   • transistors
   • 1 reply
   • 3.3k views
   • 
   • audioguru
   • July 21, 2016

8. hacking a solid state relay

   By Ldanielrosa, February 23, 2006
   • 10 replies
   • 3.3k views
   • 
   • ante
   • February 27, 2006

9. What this circuit do???

   By walid, October 2, 2005
   • 8 replies
   • 3.3k views
   • 
   • audioguru
   • October 19, 2005

10. Plants Watering Watcher-2 by Audiguru

    By walid, April 14, 2006
    • 9 replies
    • 3.3k views
    • 
    • audioguru
    • April 21, 2006

11. common mode rejection in audio transformers

    By musiklab, November 23, 2003
    • 1 reply
    • 3.3k views
    • 
    • russlk
    • February 13, 2004

12. Power transformer winding

    By walid, September 7, 2005
    • 8 replies
    • 3.3k views
    • 
    • walid
    • October 10, 2005

13. Air flow (CFM) calculation

    By pier, December 6, 2011
    • 1 reply
    • 3.3k views
    • 
    • Will D
    • March 15, 2012

14. confusing battery

    By conlai, February 8, 2006
    • 11 replies
    • 3.2k views
    • 
    • Staigen
    • February 10, 2006

15. opamp won't output zero

    By Kevin Weddle, July 13, 2005
    • 7 replies
    • 3.2k views
    • 
    • audioguru
    • July 18, 2005

16. What do you mean by 3 1/2, 3 3/4 digits specs for a DMM

    By Sukhbinder, June 30, 2011
    • 2 replies
    • 3.2k views
    • 
    • Sukhbinder
    • July 1, 2011

17. PNP and NPN replacements

    By walid, October 21, 2005
    • 11 replies
    • 3.2k views
    • 
    • prateeksikka
    • October 31, 2005

18. Acoustic Generator

    By nanopoylos, April 2, 2004
    • 4 replies
    • 3.2k views
    • 
    • Kevin Weddle
    • April 13, 2004

19. Filters

    By Kevin Weddle, June 21, 2010
    • 6 replies
    • 3.2k views
    • 
    • Hero999
    • July 2, 2010

20. Re: Ldi/dt of an inductor

    By Hero999, July 2, 2009
    • 5 replies
    • 3.2k views
    • 
    • Hero999
    • July 29, 2009

21. Lithium-ion battery Cycle

    By pier, February 16, 2011
    • 1 reply
    • 3.2k views
    • 
    • audioguru
    • February 16, 2011

22. Logic Level MOSFET switching off

    By cyberfreak, October 13, 2004
    • 8 replies
    • 3.2k views
    • 
    • cyberfreak
    • October 14, 2004

23. 3dB point or pole

    By walid, July 8, 2005
    • 2 replies
    • 3.1k views
    • 
    • Kevin Weddle
    • July 10, 2005

24. Question about voltage.

    By Plague.Jester, March 11, 2007
    • 6 replies
    • 3.1k views
    • 
    • audioguru
    • March 13, 2007

25. Hearing aid circuit

    By walid, February 13, 2007
    • 9 replies
    • 3.1k views
    • 
    • audioguru
    • February 16, 2007