Amps
[Top] [All Lists]

[AMPS] Re:

To: <amps@contesting.com>
Subject: [AMPS] Re:
From: measures@vc.net (Rich Measures)
Date: Thu, 18 Jun 98 07:58:33 -0800
>
>I think you guys have sufficiently beaten the fecal matter out of a dead
>horse on this one (again).
>--Dave
>
..... like watching coprophagous beetles?
>> 
>> 
>> 
>> >A resistor that has roughly 10nH of L and 1.5pF of C  (the ones we
>> use) 
>> >resonate at 1200 MHz.  Does it seem likely that this should be of
>> concern 
>> >in an HF amplifier?
>> 
>> Did I ever say that?  No.  Someone questioned the fact that I stated
>> that 
>> a resistor has a self resonant frequency.  I have never claimed that
>> it 
>> mattered in an HF amplifier.  Also, I even stated in once post that
>> the 
>> resonant frequency of the resistor is probably very high due to the
>> small 
>> values of the parasitic L and C.
>> 
>> So I still stand by my point: A resistor has a self resonant
>> frequency.  
>> That is all I was trying to say.
>> 
>> However, that 10 nH of inductance WILL have an effect on the anode 
>> circuit in an HF amp.  So while the self resonant frequency is not an 
>> issue for HF, the inductance still is.
>> 
>> 73,
>> 
>> Jon
>> KE9NA
>> 
>> ----------------------------------------------------------------------
>> ----
>> Jon Ogden
>> 
>> jono@webspun.com
>> www.qsl.net/ke9na
>> 
>> "A life lived in fear is a life half lived."
>> 
>> 
>> --
>> FAQ on WWW:               http://www.contesting.com/ampfaq.html
>> Submissions:              amps@contesting.com
>> Administrative requests:  amps-REQUEST@contesting.com
>> Problems:                 owner-amps@contesting.com
>> Search:                   http://www.contesting.com/km9p/search.htm
>> 
>
>--
>FAQ on WWW:               http://www.contesting.com/ampfaq.html
>Submissions:              amps@contesting.com
>Administrative requests:  amps-REQUEST@contesting.com
>Problems:                 owner-amps@contesting.com
>Search:                   http://www.contesting.com/km9p/search.htm
>



Rich...

R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  


--
FAQ on WWW:               http://www.contesting.com/ampfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com
Search:                   http://www.contesting.com/km9p/search.htm


<Prev in Thread] Current Thread [Next in Thread>