For Grand Piano you'll definitely need to increase power to get more bass.
I wouldn't recommend you going with Bryston preamps though -- just a waste of money.
You should look among the MacCormack models that are priced much lower and perform much higher.
I wouldn't recommend you going with Bryston preamps though -- just a waste of money.
You should look among the MacCormack models that are priced much lower and perform much higher.