Attenuation (A) = 10 log(Pi / Po)
Pi=Input power, Po = output power.
A= 10 x log (1W/1mW)
= 10 x log(1000)
= 10 x 3 = 30 dB
upvoted 3 times
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LiONz5
2 years agomwasim
2 years, 10 months ago