Path loss eqn

Maria Lei [4681] (mlei@glenvan.glenayre.com) Mon, 28 Feb 2000 13:01:09 -0800 (PST)

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Date: Mon, 28 Feb 2000 13:01:09 -0800 (PST)
From: "Maria Lei [4681]" <mlei@glenvan.glenayre.com>
Subject: Path loss eqn


Hi,

I am confused by the following equations:

a) Pr(d) = Po(d/do)^-n
   
   10logPr(d) = 10logPo - 10nlog(d/do)

b) PL(dB) = PL(do) + 10nlog(d/do)

My question is when should each be used? 

Regards,
Maria

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