[Amps] Parasitics & Filament Sag
Steve Thompson
g8gsq at eltac.co.uk
Fri Sep 1 10:06:10 EDT 2006
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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