I think you should run the audio from the main panel. The subpanel has the compressor and power tools which can add noise and affect current draw.
On the main panel use a 20A breaker wired to the opposite leg of appliances and the subpanel (even though the sub uses a dual breaker).
Let's see what jea48 says.
What size breaker does the subpanel use?
On the main panel use a 20A breaker wired to the opposite leg of appliances and the subpanel (even though the sub uses a dual breaker).
Let's see what jea48 says.
What size breaker does the subpanel use?