It might be something as simple as speaker placement.
If you want to try some inexpensive experiments, find someone who has other cables and tubes that you can roll in. Faster and cheaper than buying things and returning them if you don't like the results.
JD
If you want to try some inexpensive experiments, find someone who has other cables and tubes that you can roll in. Faster and cheaper than buying things and returning them if you don't like the results.
JD