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Old 30th June 2004, 07:17 PM   #11
tcpip is offline tcpip  India
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Join Date: Jan 2003
Location: Mumbai, India
my  class  a  preamp
Originally posted by evilspirit
final assembled static currency 130MA per channel
Assuming you are using +/-15V for supply rails, your quiescent current of 0.13A is dissipating 3.9W of power. Is that figure high enough to require such large heatsinks? Given my limited knowledge, I would have used something perhaps one-tenth that size. Not that there's any harm in having a larger heatsink, just asking...
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