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@hiwaay.net <donroden@hiwaay.net> wrote:
> From: donroden@hiwaay.net <donroden@hiwaay.net>
> Subject: Re: [Amps] PA choke design
> To: Amps@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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