Return to KLUBNL.PL main page

[Top] [All Lists]

Re: LF: EbNaut and The Cat / Take 3

To: [email protected]
Subject: Re: LF: EbNaut and The Cat / Take 3
From: Claudio Pozzi <[email protected]>
Date: Wed, 25 Nov 2015 21:10:37 +0100
In-reply-to: <[email protected]>
References: <[email protected]om> <[email protected]>
Reply-to: [email protected]
Sender: [email protected]
User-agent: KMail/4.14.1 (Linux/3.16.0-4-686-pae; KDE/4.14.2; i686; ; )

On Wednesday, November 25, 2015 14:30:42 you wrote:

> Andy,


> maybe you're right, see also Planck's formula

>  E = h f.



> But then, maybe not - consider radiated power from a given antenna height

> and current

Prad = i^2 * 1579 ohm * (h / lambda)^2

> which clearly scales with f^2.


My 2 dB contribute:


h in meters (or ft)

lambda in meters (or ft)

so (h / lambda) is dimensionless scaling factor


confirmed by P = i^2 * R


Or not?



Claudio ik2pii




Claudio Pozzi - rispondere a [email protected]



ZE-Light e ZE-Pro: servizi zimbra per caselle con dominio, per tutti i dettagli clicca qui

Caselle con tuo dominio su piattaforma Zimbra, fino a 30 GB di spazio, sincronizzazione dati e backup
Clicca qui

<Prev in Thread] Current Thread [Next in Thread>