Same type of improvements as in 2. In short, Cardas litz vastly improved the sound of those amps. Hybias, that was my most recent upgrade in resistors. The best wire for audio is made by Neotech, who supplies dozens of high end cable companies including my own.
Also curious if anyone else is considering this? Then Last leave the system on for 3 days straight playing music low without you listening. Or I'll figure out what's wrong with it.
A discussion about high end hook up wire - The change was dramatic, but I am unable to tell which change had the greatest impact.
How To Build a Better Speaker Cable Well worth the premium price. Any thoughts on Nordost in that price range? Again, that's fine, their designs result in superb sound quality anyway, but I believe you can get more out of them by addressing this limitation. I installed short runs of Duelund 1. Energy 22 Reference Connoisseur speakers with the piano black finish, the crossover has been upgraded with better parts and also the part of the crossover which boosted the high frequencies has been removed, thus resulting in a more balanced and even tonal balance.