To me, the big advantage over the astrodynes is you only have 1 power supply
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denon 2900ta/apogee duet/behringer src2496/sony ps-x500->rotel RC1090->hf1/hf2/hafler p1000 bridged monoblocks->JBL L65 Jubals
iphone 3gs->JH Audio JH13
post count is irrelevant and the emporer wears no clothes
HF2s for sale:
http://www.head-fi.org/forums/f10/ic...9/#post6398191