TubeFex qui est apparament le méme que le TranstubeFex
http://www.peavey.com/media/pdf/manuals/80302283.pdf
Mode d'emploi du ProFex
http://www.peavey.com/assets/literature/manuals/80301907.pdf
The main difference between the Tubefex and
Transtube Fex (other than real tubes) is that the XLR direct outputs on
the Transtube Fex have an exterior speaker simulation feature - a
switch actually.