RF legals - was - Re[4]: [MLB-WIRELESS] Press Release

[Brett Murphy]

I think there is a limit of 1 device per antenna in The 2.4G spectrum.
P.S. diversity is considered 1 antenna.


> 
> 
> After talking to Jim Karamalakis from the ACA - who mainly deals with the RF
> side of the ACA - especially with class licences, home brew antennas are
> fine, galaxy antennas are fine, as long as you still stay withing the legal
> limit of 4W EIRP.
> 
> The topic has been raised before regarding if two devices were used on the
> same antenna - how this would affect the 4W EIRP limit. Jim told me that the
> 4W EIRP is per *device* - not the total from the antenna. He gave me an
> example of commercial radios on the Rialto - where there may be one antenna
> servicing 50 radios - each radio is licenced for, say, 50W - but the antenna
> may be putting out, say 500W at one time - he told me this is the same
> scenario with having 2 devices on one antenna.
> 
> He did also mention that we would have to check the RF exposure laws
> regarding this - as say we stick 10 into one antenna, then the total antenna
> output power may be subject to other laws...
> 
> Signed,
> Steven Haigh
> President - Melbourne Wireless
> www.wireless.org.au
> 
> 
> ----- Original Message -----
> From: "Clae" <clae at tpg.com.au>
> To: "evilbunny" <evilbunny at sydneywireless.com>; "Steven Haigh"
> <netwiz at optushome.com.au>
> Cc: <melbwireless at wireless.org.au>
> Sent: Monday, May 20, 2002 8:54 AM
> Subject: RF legals - was - Re[4]: [MLB-WIRELESS] Press Release
> 
> 
> > At 5:19 PM +1000 19/5/02, evilbunny wrote:
> > >there is
> > >also questions on the RF side of things too, I'm sure not everyone has
> > >headed...
> >
> > should be covered by the class license on the devices, no added
> > amplifiers though, and i'm a bit doubtful on the status of homebrew
> > antennae.  What are your questions?
> >
> > Clae.
> >
> > --
> > =-=-=-=-= CHANGE OF ADDRESS =-=-=-=-=
> >          clae13 at yahoo.com        is no more
> >           clae at tpg.com.au        is where it's at
> >
> >
> > To unsubscribe: send mail to majordomo at wireless.org.au
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> >
> 
> 
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