The only wireless timing system I have seen that seems reliable enough is
the Tag-Heuer system. It's good for something like 1 mile and costs 2500 for
just one transmitter/reciever pair.
I'd rather spend my club's money on concrete :-)
Regards,
Alan
----- Original Message -----
From: John Lieberman <jlieberman@sport.rr.com>
To: Mark Stanley <mstanley@microsoft.com>
Cc: <autox@autox.team.net>
Sent: Saturday, June 08, 2002 4:11 PM
Subject: Re: Wireless autocross timing equipment?
> No recommendation, Mark, but I would offer a caution. Since wireless
> systems use RF (radio frequencies) to transmit information, watch out
> for interference.
>
> The 27 Mhz range is used for CB and can be quite congested.
>
> The 49 Mhz range isn't used as much now as it was 5 or 6 years ago. It
> was widely used for cheap walkie talkies but its use has greatly
> diminished since the inception of FRS (Family Radio Service). However,
> if your site is near a residential area, you could still get a lot of
> interference from wireless baby monitors and things of that nature.
>
> FRS radios operate in the 460 Mhz range
>
> If you find a system that interests you, I would suggest that you find
> out what frequency it operates on. Then find somebody in your club or
> community who has a hand-held scanner that will receive that frequency.
> Take that scanner to your site on a typical Sunday and do a search scan
> on either side of the frequency you're going to be using. If it turns
> up clean, then you can move forward with buying the system.
>
> Just a little friendly advice from an old radio guy
>
> John (Old Fartz & TLS #37) Lieberman
>
>
> Mark Stanley wrote:
> >
> > We need to purchase one of these systems, any recommendations?
> > =20
> > Thanks ~ Mark
> >
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