Hvowell, for your answer, see
http://www.atma-sphere.com/papers/paradigm_paper2.html
The ESL57 is a Power Paradigm technology, so look for amps with higher output impedances to drive it.
http://www.atma-sphere.com/papers/paradigm_paper2.html
The ESL57 is a Power Paradigm technology, so look for amps with higher output impedances to drive it.