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Old 06-20-2009, 10:36 PM   #10
aka.Hooper
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Join Date: May 2009
Location: Eastern Suffolk, LI, NY
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Quote:
Originally Posted by electrictroy View Post
My switch says it incurs a 1 dB insertion loss. Is that a 66% loss?
Nooooo, did you not read JB's informative (if somewhat irrelevant to the OP's question) post's?

A 3dB loss would = HALF your power out the other side, thus giving you a 50% power drop.

dB=10*log (P in/P out)

A 1.0dB insertion loss would be roughly a 20% loss of power.
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