[Fwd: LF: QRN Free Site]

Andre' Kesteloot akestelo@bellatlantic.net
Mon, 15 Mar 1999 16:56:19 -0500



Rik Strobbe wrote:

> At 09:59 9/03/99 -0500, you wrote:
> >Hello LF Gang,
> >There is nothing that says that my receiver has  _got_  to be located
> >next to my transmitter, is there?
> >Over here, we are considering finding a qrn-free site, equipping it
> >properly with a good receiver, taking the whole 2 kHz band and
> >redistributing to all the members, either on a FM repeater, or on the
> >internet.
> >This won't happen probably until the fall, as we are first trying to
> >put a transmitter on the air!
> >73
> >Andre'
>
> Hello Andre & LF gang,
>
> There might be a 'hook' :
> The 'dynamic range' at the microphone input of most FM transmitters is the
> range of 40dB (or less), while the input dynamic range of a (good) receiver
> is 80dB (or more).
> A better solution would be to built a kind of 'linear transponder' as used
> in satelites.
> But the basic idea to seperate RX and TX location is good. I am playing
> with this idea for a while, but in my case I would like to have the
> transmitter at another location as at my QTH QRN/QRM is very low (away from
> streetlights, other houses) but due to the numberous trees (wood) the
> 'losses' are high (150 Ohm) and so it is a lousy TX location.
>
> 73, Rik  ON7YD
>
> Rik Strobbe  ON7YD
> rik.strobbe@fys.kuleuven.ac.be
> Villadreef 14  B-3128 Baal  BELGIUM   (JO20IX)