Yes, I am using the TW1 with my AL80B with perfect success!
Just put the TW1 in forward power mode with the tone on and tune for max.
I also tune my out-board antenna tunner with it as well; puting the TW1 in 
SWR mode with tone on.
Then you can know exactly what is going on.
This all works great!
73
Lowell  W8QIY
----- Original Message ----- 
From: "steve" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, August 04, 2007 10:50 AM
Subject: TW-1 to tune an amp?


> After 20 years in the hobby, I am thinking  about getting my first HF amp.
> I still haven't settled the age old question of solid state vs. tube amp,
> but am wondering how difficult it is to tune up a tube type amp.
>
> I have the LDG TW-1 and wonder if it is  any  help  in tuning up a tube 
> amp?
> What exactly is the  tune up process?
>
> Anyone used the AL-80B with the optional grid protection circuit?
>
> Am only considering buying new, so any info pro or con on current amps and
> their use would be most welcome.
>
> 73 and tnx, Steve KW3A