Aug 21, 2009 #1 B Boowei Member level 1 Joined Dec 20, 2006 Messages 37 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Location China Activity points 1,522 Question about balun Hi All, Does anyone know the balun(T2&T3) in the following figure is 1:4 or 1:9. the fet is D1009UK of semelab. Thank. [/
Question about balun Hi All, Does anyone know the balun(T2&T3) in the following figure is 1:4 or 1:9. the fet is D1009UK of semelab. Thank. [/
Aug 21, 2009 #2 C ChaoFan Full Member level 2 Joined Dec 14, 2004 Messages 125 Helped 7 Reputation 14 Reaction score 4 Trophy points 1,298 Location China Activity points 745 Question about balun So what do you really want to know?
Aug 21, 2009 #3 V vfone Advanced Member level 6 Joined Oct 10, 2001 Messages 5,709 Helped 1,616 Reputation 3,237 Reaction score 1,248 Trophy points 1,393 Activity points 36,250 Re: Question about balun 1:4
Aug 22, 2009 #4 B Boowei Member level 1 Joined Dec 20, 2006 Messages 37 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Location China Activity points 1,522 Re: Question about balun Thank vfone, chaoFan. May you tell me what is the different between this balun and the balun(T4&T5) as following fig? the mosfet is UF28150J of macom.
Re: Question about balun Thank vfone, chaoFan. May you tell me what is the different between this balun and the balun(T4&T5) as following fig? the mosfet is UF28150J of macom.
Aug 23, 2009 #5 Y yendori Advanced Member level 4 Joined Jul 29, 2005 Messages 118 Helped 11 Reputation 22 Reaction score 1 Trophy points 1,298 Activity points 1,843 Question about balun Nothing is different. T4,T5 are 1:1 t-line transformers, The way they are hooked up creates a 4:1 transmision line transformer.
Question about balun Nothing is different. T4,T5 are 1:1 t-line transformers, The way they are hooked up creates a 4:1 transmision line transformer.
Aug 24, 2009 #6 B Boowei Member level 1 Joined Dec 20, 2006 Messages 37 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Location China Activity points 1,522 Re: Question about balun Thank. How can I calculate the impedance transform of this balun with I and V.or Are there some book or paper about it?
Re: Question about balun Thank. How can I calculate the impedance transform of this balun with I and V.or Are there some book or paper about it?