That's funny. I'm "Bebop" from the original post having not been here to the forum in many years. I couldn't remember my username so had to create another one. When this post appeared today a light went off in my head and I recalled having commented about owning the original Lightstar's. Thanks...
For grins I test drove a pair of CLS IIz's with a simple 8 watt SET amp.
I can't imagine the Prima Luna not having sufficient power to drive a pair of far easier to drive Theos to ordinary listening levels...but then again, I don't use my speakers in a HT system.
I've a pair of Theos...