Theory articles

707 topics in this forum

1. Transformer Power Rating 1 2 3

   By atheos, January 21, 2005
   • 60 replies
   • 38,451 views
   • 
   • tamtaram
   • January 20, 2007

2. Low-pass Filter? 1 2 3 4 6

   By audioguru, September 26, 2004
   • 127 replies
   • 36,331 views
   • 
   • MP
   • October 20, 2006

3. Bigginers Handbook 1 2 3 4 5

   By Guest Yevgenip, November 25, 2004
   • 115 replies
   • 31,481 views
   • 
   • monster
   • July 29, 2006

4. Audioguru FM Tx 1 2 3 4 5

   By walid, October 27, 2005
   • 122 replies
   • 23,983 views
   • 
   • audioguru
   • April 16, 2007

5. hydroxy gas power supply/separating oxygen and hydrogen from water 1 2 3 4 5

   By steven, February 14, 2007
   • 108 replies
   • 22,618 views
   • 
   • Hero999
   • June 25, 2010

6. BJT biasing formulas 1 2 3 4

   By autir, October 23, 2005
   • 82 replies
   • 18,073 views
   • 
   • walid
   • April 11, 2007

7. State Variable active filter

   By Shmitt, March 17, 2004
   • 19 replies
   • 11,429 views
   • 
   • Wolframore
   • March 3

8. field effect transistors

   By Kevin Weddle, December 31, 2012
   • 2 replies
   • 11,277 views
   • 
   • Guest Johnsteave7
   • September 21, 2013

9. Voltage Multiplier 1 2

   By bcwilson_oz, August 2, 2003
   • 34 replies
   • 11,098 views
   • 
   • audioguru
   • December 8, 2004

10. Op amp theory Q's 1 2

    By tadgesualdo, January 27, 2006
    • 33 replies
    • 9,666 views
    • 
    • tadgesualdo
    • March 2, 2006

11. transistor uses

    By Kevin Weddle, May 10, 2004
    • 21 replies
    • 9,173 views
    • 
    • Kevin Weddle
    • July 9, 2004

12. basics of electrical supply 1 2

    By shekhar_dandya, September 23, 2005
    • 40 replies
    • 8,605 views
    • 
    • audioguru
    • October 28, 2005

13. opamp roll-off 1 2

    By Kevin Weddle, February 11, 2010
    • 31 replies
    • 8,290 views
    • 
    • Kevin Weddle
    • April 8, 2010

14. OVER-/UNDER-VOLTAGE PROTECTION CIRCUIT ANALYSIS 1 2

    By walid, February 2, 2007
    • 48 replies
    • 7,885 views
    • 
    • audioguru
    • February 15, 2007

15. Simple help with transistors!! 1 2

    By Um...Me123, May 22, 2006
    • 39 replies
    • 7,845 views
    • 
    • audioguru
    • June 23, 2006

16. Capacitors Codes

    By EDY, November 25, 2003
    • 8 replies
    • 7,650 views
    • 
    • Guest Yevgenip
    • March 30, 2004

17. How to distinguish between FM and AM transmitter circuits

    By walid, November 19, 2010
    • 14 replies
    • 7,614 views
    • 
    • walid
    • November 21, 2010

18. Cutoff frequency and 3dB points

    By Sukhbinder, October 25, 2006
    • 17 replies
    • 7,130 views
    • 
    • Gazza
    • October 28, 2006

19. Are datasheets important? 1 2

    By audioguru, April 25, 2007
    • 37 replies
    • 6,775 views
    • 
    • Steve_hi
    • May 8, 2007

20. DC to AC 1 2

    By vivek_pv, September 30, 2006
    • 32 replies
    • 6,609 views
    • 
    • audioguru
    • October 6, 2006

21. Is it a hartely oscillator??

    By walid, November 19, 2010
    • 16 replies
    • 6,521 views
    • 
    • Hero999
    • March 1, 2011

22. How this ps unit works??

    By walid, August 5, 2012
    • 6 replies
    • 6,278 views
    • 
    • Kevin Weddle
    • November 20, 2013

23. BJT power supply 1 2

    By walid, July 19, 2005
    • 34 replies
    • 6,267 views
    • 
    • ante
    • September 7, 2005

24. OPAMP questions

    By Kevin Weddle, March 30, 2004
    • 23 replies
    • 5,954 views
    • 
    • Kevin Weddle
    • July 6, 2004

25. Google before posting

    By Guest Yevgenip, October 20, 2005
    • 16 replies
    • 5,893 views
    • 
    • mvs sarma
    • October 11, 2006