[Amps] PA choke design

[Radio WC6W]

Hi Don,
  A similar result can be acheived with the plate feed run through the Pi (or Pi-L) coil(s).

  See: http://qsl.net/wc6w/wc6wamps/index.html?fr62.html

  A smallish (100uH for 160M) choke may then be employed at the output side.

73 & Good morning,
  Marv WC6W

http://qsl.net/wc6w/



--- On Wed, 6/29/11, donroden at hiwaay.net <donroden at hiwaay.net> wrote:

> From: donroden at hiwaay.net <donroden at hiwaay.net>
> Subject: Re: [Amps] PA choke design
> To: Amps at contesting.com
> Date: Wednesday, June 29, 2011, 8:01 AM
> On monobanders, a quarter wave length
> of coax would seem to offer the  
> ideal choke.  I've seen that at VHF , but a 90 footer
> might be a  
> little extreme... LOL
> 
> Don W4DNR
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