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RE: Re: FM sender with DDAR


  • To: <ukha_d@xxxxxxx>
  • Subject: RE: Re: FM sender with DDAR
  • From: "Keith Doxey" <ukha@xxxxxxx>
  • Date: Tue, 31 Jul 2001 21:50:38 +0100
  • Delivered-to: rich@xxxxxxx
  • Delivered-to: mailing list ukha_d@xxxxxxx
  • Mailing-list: list ukha_d@xxxxxxx; contact ukha_d-owner@xxxxxxx m
  • Reply-to: ukha_d@xxxxxxx

Probably, but if you arent causing any problems why bother ?

If you reduce the power you may find that reception becomes patchy.

Keith

> -----Original Message-----
> From: jonny.g.farmer@xxxxxxx
> [mailto:jonny.g.farmer@xxxxxxx]
> Sent: 31 July 2001 21:06
> To: ukha_d@xxxxxxx
> Subject: [ukha_d] Re: FM sender with DDAR
>
>
> Ihave the Veronica 500Mw transmitter with a 12v 400ma power supply.
> With the standard wire, and properly earthed it gives me 75m range.
>
> Question: Can I reduce the power by using a lower voltage supply?
>
> Cheers
>
> Jonathan
>
> P.S. I a newbie to HA, and have lurked for a while - you all seem
> such helpful chaps (and chapesses - Jenni :-) ) I thought you would
> help!!
>
> --- In ukha_d@y..., "steve@b..." <steve@b...> wrote:
> > I think I remember seeing somewhere that it is legal t  transmit
on
> the
> > radio band, but only for VERY short distances. Dn't remember
where,
> think it
> > was a library book on home made radio trasnmitters which I read a
> while ago.
> >
> > Steve
> >
> > ----- Original Message -----
> > From: "Paul Gordon" <paul_gordon@h...>
> > To: <ukha_d@y...>
> > Sent: Tuesday, July 31, 2001 1:47 PM
> > Subject: RE: [ukha_d] Re: FM sender with DDAR
> >
> >
> > > >
> > > >Thats the legal position, but as Paul says, if no-one
knows
> about it then
> > > >nothing will happen. Just dont tune it t  a frequency
where
> someone will
> > > >overhear it or it wipes out a genuine radio station. IT
probably
> wont go
> > > >for
> > > >more then a few hundred metres anyway....unless you buy
the
> bigger ones
> > in
> > > >which case you are asking to be caught.
> > > >
> > > >
> > >
> > > And there speaketh the voice of the all-knowing Keith! -
quite
> right
> > too! -
> > > my testing suggests I am only getting about 30 metres range
> (although I
> > know
> > > it "should" be able t  go t  a great deal more
than that...), and
> when I
> > > tuned it I did so by turning my Hi-Fi on, manually tuning
through
> the
> > > appropriate part of the FM band until I could hear nothing
> recognisable at
> > > all, and then tuning the transmitter t  that frequency. Thus
I
> know I am
> > not
> > > interfering with anything else locally.
> > >
> > > Paul G.
> > >
>
>
>
>
>
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> http://www.automatedhome.co.uk
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