Actually, many things are scratched off the back of the amp which leads MORE
credence to Winkenstein's theory that it is some other brand of amp
"disguised" to look like a PPI.
Nick
"MOSFET" wrote in message
...
"I would STILL like to know just exactly what it is (partly because if I
go
to sell it I should know what the hell I'm selling)."
Well, if the serial number is rubbed off, then it's more than likely
stolen.
FYI.
Tony
Yes, well, duh Tony. 
When has that ever stopped anybody on Ebay?
Take care,
Ncik