Guys, thanks for the responses.
The thing is this used to work fine for me and is a new problem. This is from the TubePre owners manual..
"Direct Box
The 1/4” and XLR outputs can always be used simultaneously. The
instrument should be plugged into the 1/4” instrument input. The 1/4”
output...
Hello,
I have a presonus tubepre v1 and recently I have had a problem.
So I am trying to use the Tubepre as a DI for my bass player while we record. So the hookup is like this: Bass into 'instrument' input, unbalanced 1/4" output into his bass amp, and balanced XLR output into Audiobox...