So I've Googled this and Googled it and poured through the relevant forums here, but I cannot find one of these for sale ANYWHERE.  All I can find are the blueprints and parts list on Cavalli's site, which isn't much help to me.   If anyone knows where to purchase one of these pre-built or...

I'm about to receive my Smeggy Thunderpants, which will be my very first set of high-end headphones!  Previously I have only owned low-end crud and a couple of mid-range Sennheiser 500 series, which I enjoyed for what they were.  I have little experience with dedicated amps and the like.   I...