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Re: [OM] Earth Hour

Subject: Re: [OM] Earth Hour
From: Ken Norton <ken@xxxxxxxxxxx>
Date: Thu, 2 Apr 2009 09:43:59 -0500
>
> Yikes! Perhaps you can build a screen room? :-)
>

That's been my thought on more than one occasion.


Question about units: is this actually dBm, in other words, dB
> referenced to a milliwatt? Or is it dBµ, referenced to a microwatt?
>

Sorry, It was assumed dBm.


A decibel is just a fancy ratio. It is dimensionless. Unless you refer
> to some reference, dB by itself doesn't say how much energy is being
> measured.
>

Agreed. In this case it's a calibrated measurement tool for commercial
communications systems.

AG
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