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Re: [Amps] Parasitics & Filament Sag

To: amps@contesting.com
Subject: Re: [Amps] Parasitics & Filament Sag
From: Steve Thompson <g8gsq@eltac.co.uk>
Date: Fri, 01 Sep 2006 15:06:10 +0100
List-post: <mailto:amps@contesting.com>

R L Measures wrote:

>> I hope not, I looked from 1MHz up to around 300MHz, in both full  and 
>> part band sweeps. Around the tuned frequency was the only place  I 
>> found repeatable signals. It's a laborious process as a spectrum  
>> analyser (at least the ones I have) is unsuited to catching a short  
>> duration signal.
> 
> 
> Switching the amp between Tx and Rx at a 5Hz rate 
If/when I ever look again, I'll try that.

and disconnecting  the
> RF input coax might help.
I didn't have anything connected to the input for any of the tests.

Steve

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