The XP-10 is a good pre amp, it is not bad. But....to achieve a stunning level you need more sonic qualities.
Audio becomes more understandable by testing. Because tets give you information. This information can bring you to a higher level.
When you do not know the properties of your power and pre amp, you don't know which cables you have to buy.
Because cables will work totally different with the same amps. They have their own properties as well. You need to know these properties as well. You will listen to all these properties togheter including the acoustics.
Audio becomes more understandable by testing. Because tets give you information. This information can bring you to a higher level.
When you do not know the properties of your power and pre amp, you don't know which cables you have to buy.
Because cables will work totally different with the same amps. They have their own properties as well. You need to know these properties as well. You will listen to all these properties togheter including the acoustics.