Quote:
Originally Posted by SPL
bwilson4web — I compute a power ratio of 0.36 to be -4.4 dB, and one of 0.16 to be -8.0 dB. Don't forget the factor of '10' in order to get decibels from bels:
# decibels = 10*log[10](power ratio)
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You are absolutely right!
Calculating dB is trivial once you figure it out. I failed to include the factor of 10 multiplier.
Thanks,
Bob Wilson