The impression of rarity? They are expensive because of actual rarity. These things are highly labor intensive to make and producing tubes with a consistent le

The impression of rarity? They are expensive because of actual rarity. These things are highly labor intensive to make and producing tubes with a consistent level of quality requires extreme attention to parts tolerances and procedure. Do you buy tubes or are you just opining on something you have no experience with? I would kill to be able to get a pair of good 300Bs for 100$