I was describing the many bandwidth options offered in many new PC programmable
commercial two-way radios today.
Maybe we're looking at two different things but I see GMRS channels as 12.5Khz
apart from each other. Channel one for example is 462.5500 where channel two is
462.5625.
Gary
---- wd8chl <[EMAIL PROTECTED]> wrote:
> [EMAIL PROTECTED] wrote:
> > Paul, the underlying and unexpected contridiction here was not
> > between 15Khz vs. 20Khz channel spacing but instead between 20Khz and
> > 25Khz channels more commonly found on UHF which as you know is where
> > GMRS resides. Historically there's more than enough guard between
> > channels to compensate for slight overdeviation or slight drift off
> > channel but now everybody wants to tighten things up so new gear is
> > coming stock with 4Khz max dev associated with 20Khz channels vs.
> > 5Khz dev which we've all enjoyed for years on 25/30Khz channels.
> > Seems a bit odd of them to expect no interference problems from
> > +/-5Khz peak dev on a 20Khz max channel but it is better for us users
> > to have the option I suppose. Gary
>
>
> Huh? GMRS channels are still spaced 25 KHz apart. If someone is making
> radios with 20KHz spacing, they are illegal-in the US...
>
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> Yahoo! Groups Links
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>
