Thanks very much for all the answers here. This is an awesome forum.

I've been in the video / audio space for many years. If I get confused I can only imagine the challenge looming for less experienced folk.

Again thanks
Rob
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Sony Pearl projector
120" 16x9 DaLite Hi Power screen
Outlaw 990 (gone) & 7700
3 Naim 135 amps
Sony Blu Ray
Mac Pro
Sony PS3
3 B&W full range spkrs
4 Kef full range spkrs
2 REL Stentor sub bass units :-)