[Amps] working backwards to setup tank
Partain, Chuck
Chuck_Partain at maxtor.com
Tue Apr 18 18:48:42 EDT 2006
:) yea, its all out of the circuit, at this point i'm not even going thru it.
right from the plate thru the resistor to gnd as you do when you setup initially.
No power ever applied, the analyzer is AOK
If I use a 2k ohm load I can set it up for a good match, but when the amp is running
the setups are off by a bit, this was my sanity check, now i'm nutso ;)
________________________________
From: amps-bounces at contesting.com on behalf of Phil Clements
Sent: Tue 4/18/2006 6:29 PM
To: 'PA3DUV'; amps at contesting.com
Subject: Re: [Amps] working backwards to setup tank
> > I set this tank circuit up and tuned at 7.250mhz, came up with a
> beautiful
> > output
> > then tried to do the reverse check. I put a 2k resistor from the plate
> to
> > ground, hooked
> > the MFJ analizer up using the settings previously obtained and for th e
> > life of me cannot find
> > a good resistive value to make the swr analizer 1:1 swr or close. I used
Is your antenna relay keyed up or jumpered?
(((73)))
Phil, K5PC
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