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Re: Need clarification on RF related concepts

From amdx <nojunk@knology.net>
Newsgroups sci.electronics.design
Subject Re: Need clarification on RF related concepts
Date 2016-10-16 08:04 -0500
Organization A noiseless patient Spider
Message-ID <ntvts3$8ru$1@dont-email.me> (permalink)
References <c156ae15-c4bf-458f-8d1c-d3780a0f14ad@googlegroups.com> <acbcfd0b-83e0-463b-8098-402330f729db@googlegroups.com>

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On 10/16/2016 7:14 AM, Phil Allison wrote:
> aku...@gmail.com wrote:
>>
>> Could some electronics guru please help ?
>> I am a bit rusty on some RF concepts so I
>> request some clarifications from the gurus
>> here.

>> By definition, a 4:1 balun has 4 times
>> the impedance on the balamced side as the
>> unbalanced side.

>  ** Wrong - as per fucking usual.

>> For any inductor, the
>> impedance is based on the reactance, which
>> in turn is based on the frequency of
>> operation.
>>
>> So, what frequency is being considered
>> here ?

> ** It's transformer - not an inductor.

>> The reason I ask is that a balun
>> could be used as broadband impedance
>> matching device. Thanks in advance for
>> your help.

> ** Just like you can use a hammer instead of a screwdriver.
>  Works a treat, if you bang hard enough.
>
>  FFS,  piss of you 1/10 wit troll.
> ....  Phil

  Well that does seem very helpful,
one of those days* Phil?

                       Mikek

* a day when you skipped your meds.

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Thread

Need clarification on RF related concepts dakupoto@gmail.com - 2016-10-15 23:44 -0700
  Re: Need clarification on RF related concepts amdx <nojunk@knology.net> - 2016-10-16 04:37 -0500
  Re: Need clarification on RF related concepts Phil Allison <pallison49@gmail.com> - 2016-10-16 05:14 -0700
    Re: Need clarification on RF related concepts amdx <nojunk@knology.net> - 2016-10-16 08:04 -0500
  Re: Need clarification on RF related concepts Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2016-10-16 17:36 +0300
    Re: Need clarification on RF related concepts dakupoto@gmail.com - 2016-10-16 23:27 -0700
      Re: Need clarification on RF related concepts amdx <nojunk@knology.net> - 2016-10-18 08:44 -0500
        Re: Need clarification on RF related concepts Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2016-10-18 11:06 -0400
        Re: Need clarification on RF related concepts "Michael A. Terrell" <mike.terrell@earthlink.net> - 2016-11-07 13:38 -0500
          Re: Need clarification on RF related concepts George Herold <gherold@teachspin.com> - 2016-11-07 11:00 -0800
            Re: Need clarification on RF related concepts "Michael A. Terrell" <mike.terrell@earthlink.net> - 2016-11-09 18:35 -0500
              Re: Need clarification on RF related concepts Jeff Liebermann <jeffl@cruzio.com> - 2016-11-09 19:59 -0800
                Re: Need clarification on RF related concepts "Michael A. Terrell" <mike.terrell@earthlink.net> - 2016-11-12 08:46 -0500
          Re: Need clarification on RF related concepts "nuny@bid.nes" <Alien8752@gmail.com> - 2016-11-07 11:09 -0800
            Re: Need clarification on RF related concepts "Michael A. Terrell" <mike.terrell@earthlink.net> - 2016-11-09 18:22 -0500
  Re: Need clarification on RF related concepts Tim Wescott <tim@seemywebsite.really> - 2016-10-16 14:28 -0500
  Re: Need clarification on RF related concepts rickman <gnuarm@gmail.com> - 2016-10-17 04:04 -0400
    Re: Need clarification on RF related concepts "Tim Williams" <tiwill@seventransistorlabs.com> - 2016-10-18 07:00 -0500
      Re: Need clarification on RF related concepts Jeroen Belleman <jeroen@nospam.please> - 2016-10-18 16:45 +0200
  Re: Need clarification on RF related concepts Jasen Betts <jasen@xnet.co.nz> - 2016-10-17 09:43 +0000

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