[Amps] sb-220 tuning question - closing in

[R.Measures]

>Dan,
>The plates should get red when the amp is keyed for a while.  If they turn 
>very bright orange,
>then be concerned.  It sounds like you had the amp under-loaded, which can 
>cause it to spit &
>sputter.  What was your loading C set to?
>
>When I tune my TL-922 (very closely related to the SB-220), ...

Chortle.  This is clearly an understatement, Joe.  It's a virtual copy 
because they copied some of the same mistakes. 

cheers