Theory articles

723 topics in this forum

1. A "silly" question about a resistor and a led position

   By atrats, July 10, 2006
   • 6 replies
   • 2.7k views
   • 
   • Theatronics
   • July 15, 2006

2. What's a snubber capacitor, and what's it used for?

   By V8meathead, December 10, 2005
   • 5 replies
   • 2.6k views
   • 
   • prateeksikka
   • December 14, 2005

3. Capacitor Marking

   By Guest Yevgenip, December 2, 2004
   • 6 replies
   • 2.6k views
   • 
   • steven
   • December 2, 2004

4. 90 degrees phase shift

   By jtamminen, May 7, 2006
   • 4 replies
   • 2.6k views
   • 
   • jtamminen
   • May 10, 2006

5. transistor as a switch

   By walid, January 28, 2007
   • 7 replies
   • 2.6k views
   • 
   • audioguru
   • February 1, 2007

6. Speaker - frequency and impedance

   By indulis, January 9, 2006
   • 8 replies
   • 2.6k views
   • 
   • audioguru
   • January 14, 2006

7. pseudo double-gang pots with transistors...

   By CRE, December 2, 2004
   • 5 replies
   • 2.6k views
   • 
   • Kevin Weddle
   • December 5, 2004

8. AM demodulator diode

   By Kevin Weddle, December 1, 2004
   • 3 replies
   • 2.6k views
   • 
   • audioguru
   • December 2, 2004

9. battery charger

   By trpulot, March 16, 2006
   • 8 replies
   • 2.6k views
   • 
   • ante
   • March 18, 2006

10. help transconductance amplifier

    By upsurt, May 19, 2007
    • 9 replies
    • 2.6k views
    • 
    • upsurt
    • May 21, 2007

11. Antenna

    By walid, September 8, 2005
    • 6 replies
    • 2.6k views
    • 
    • Guest
    • September 23, 2005

12. RF - separate transmitter and transceiver antennas for half duplex

    By flippityflop, January 14, 2015
    • 1 reply
    • 2.6k views
    • 
    • audioguru
    • January 14, 2015

13. LCR circuits

    By Kevin Weddle, May 1, 2004
    • 2 replies
    • 2.6k views
    • 
    • Kevin Weddle
    • May 25, 2004

14. Microphone Amplifier

    By vivek_pv, February 15, 2007
    • 6 replies
    • 2.6k views
    • 
    • MP
    • February 25, 2007

15. Why does a transistor heat when base current is high

    By princestephenranji, June 3, 2006
    • 6 replies
    • 2.6k views
    • 
    • audioguru
    • June 4, 2006

16. AM/FM Radio Tuning methods

    By trigger, August 16, 2004
    • 2 replies
    • 2.6k views
    • 
    • trigger
    • August 18, 2004

17. Etching method

    By billy, March 31, 2004
    • 0 replies
    • 2.6k views
    • 
    • billy
    • March 31, 2004

18. newbie pot usage

    By terrakota, March 27, 2005
    • 6 replies
    • 2.6k views
    • 
    • Guest
    • March 28, 2005

19. Dots in transformer symbols

    By walid, September 8, 2005
    • 6 replies
    • 2.6k views
    • 
    • walid
    • September 22, 2005

20. Transformer Questions!!! ???

    By Guest Tkjas, September 16, 2006
    • 7 replies
    • 2.6k views
    • 
    • Guest
    • October 10, 2006

21. Questions in Radio receivers?????

    By walid, May 18, 2007
    • 8 replies
    • 2.6k views
    • 
    • AN920
    • May 19, 2007

22. What is the function of this circuit?

    By walid, April 5, 2012
    • 1 reply
    • 2.6k views
    • 
    • Hero999
    • April 5, 2012

23. varactor diodes

    By Kevin Weddle, October 28, 2010
    • 3 replies
    • 2.6k views
    • 
    • audioguru
    • October 29, 2010

24. field effect transistors

    By Kevin Weddle, October 9, 2013
    • 0 replies
    • 2.6k views
    • 
    • Kevin Weddle
    • October 9, 2013

25. sinewave trouble

    By Kevin Weddle, December 28, 2006
    • 8 replies
    • 2.6k views
    • 
    • audioguru
    • December 31, 2006