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Re: Transmitter Mods


Gordon Gibby
 

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How is a series resonance 30,000 ohms? ??

I¡¯m kind of dumb, but I thought at series resonance , reactive components cancel and all that is left is the tiny ohmic resistance of the wire.?

What am I missing?

Thanks

Gordon



On Apr 19, 2018, at 13:22, Howard Fidel <sonic1@...> wrote:

Gordon:
Very high, about 30 K. It actually helps us.

Howard

On 4/19/2018 1:03 PM, Gordon Gibby wrote:

?I found some on digikey with a self resonaance 40 Mhz or higher....


probably does matter.? ?At the self resonant point the series impeane will be very low....




From: [email protected] <[email protected]> on behalf of ohwenzelph via Groups.Io <Ohwenzelph@...>
Sent: Thursday, April 19, 2018 12:59 PM
To: [email protected]
Subject: Re: [BITX20] Transmitter Mods
?
does it matter that most 27uH inductors seem to have a self resonant frequency below 28MHz?


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