Hi there and thank you so much for the extremely useful info.
I considered end-game amps like a Zana Deux et al, but apart from the cost of the amp, there are the additional costs of a separate source, balanced cabling , etc.
That is something I cannot dive into at this stage hence the consideration of a smaller, more cost effective system.
If going the WA7 route it would indeed be with the tube power supply and upgraded tubes - a relatively cost effective option. The...