[Amps] Plate choke resonanse and safe operation

[Carl]

Is that installed or on the bench? That first one is too close for 
comfort for 10M CW.

Carl
KM1H

----- Original Message ----- 
From: "OZ1AXG Flam" <oz1axg.nospam at dxmail.dk>
To: <amps at contesting.com>
Sent: Saturday, December 06, 2008 4:19 PM
Subject: [Amps] Plate choke resonanse and safe operation


> Hi
>
> Just replaced the plate choke in my ameritron amplifier.
>
> I checked the choke resonanse, with a dip meter, and found resonans 
> at:
> fo = 27.711 MHz
> fo = 15.265 MHz
> fo = 10.839 MHz
>
> Qustion is: how close is it safe to operate the ampfiler to the above
> frequences ?
>
> Plate Choke is RFC-3 from RFParts:
> http://www.rfparts.com/choke.html
>
> --
> vy 73 de OZ1AXG Flam
>
>
>
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