[Amps] AL-82 question

[Carl]

There is no need to lift it to test. If its good it will test as a diode, if 
its shorted it will show that.

Carl
KM1H


----- Original Message ----- 
From: <gudguyham at aol.com>
To: <davidjw at cinci.rr.com>; <amps at contesting.com>
Sent: Sunday, December 27, 2009 8:27 AM
Subject: Re: [Amps] AL-82 question


> There is a small diode standing upright on the edge of the rectifier 
> board,
> it's probably bad, lift one side and test it, if it is bad, replace with a
> 1N4007 or similar diode.
>
>
> In a message dated 12/26/2009 4:39:14 P.M. Eastern Standard Time,
> davidjw at cinci.rr.com writes:
>
> Happy  New Year, all:
>
> On a 7- or 8-year-old AL-82 I just tested, I noticed  that, with the amp's
> relay pulled in, but no drive applied, the grid-current  meter showed
> 50-70mA upscale, all bands, and zero with the relay  de-energized.  There 
> was no
> r-f output.
>
> With drive applied, it has  full output on 160-10M, with normal grid
> (upscale) and plate  currents.
>
> The resting plate current responded properly to the c-w/ssb  switch 
> setting.
>
> The manual says nothing about "resting" grid current,  only resting plate
> current.
>
> Anyone out there have any ideas about  what's going on?
>
> Tia and brgds,
>
> Dave,  W8FGX
>
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