On Fri, Aug 1, 2008 at 9:01 AM, Dave Phillips wrote:
>From http://en.wikipedia.org/wiki/Wall_of_Sound_(Grateful_Dead):
"The Wall of Sound consisted of eighty-nine 300-watt solid state and
three 350-watt
vacuum tube amplifiers, driving the speakers with a total of 26,400
watts RMS ... Phil
Lesh's bass guitar was piped through a quadraphonic encoder that sent
a separate
signal from each of the four strings to its own channel and set of speakers."
This was in '73-74. Rock and roll indeed 8-)
Lee
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