For your electronics you will definitely need very efficient speakers. My system is much like yours, mainly tube. The 845s are limiting your choices but certainly provide a very musical, engaging signal. No one has mentioned ZU Definition IV but believe me, with the right amplification, which you have, they are dynamic as hell with outstanding bass. Sean Casey has a term-shove. Regardless of the critics who regard these as shouty, I can say without reservation that is a fallacy derived from listening to these through the wrong amplification. There is a pair listed at TMR.