I found a little bit of info in the back of a MaxTrac
RSS manual. Nothing pertinent on QC-II (at least they
mentioned it) but they did say DTMF was <0.17% and all
the other signalling methods were <1% for frequency
stability. I guess we need to dig a little deeper.
Bob M.
======
--- Eric Lemmon <[EMAIL PROTECTED]> wrote:
> I read the EIA-374-A from cover to cover, and it
> doesn't have anything about
> two-tone sequential paging tone formats. So much
> for assuming that the title
> is accurate!
>
> Since Motorola developed the Quik-Call II format,
> there is probably a
> published manual on the format specs, but I haven't
> found it. There is a
> simplified description of the two-tone format in a
> service manual for the
> Spirit pager, but it doesn't go into detail.
> Perhaps the service manual for a
> Motorola paging encoder would have the info...?
>
> 73, Eric Lemmon WB6FLY
>
> Eric Lemmon wrote:
>
> > Bernie,
> >
> > The information you seek is probably contained in
> EIA-374-A, entitled "Land
> > Mobile
> > Signaling Standard." This document was published
> in March 1981, but
> > withdrawn in November 2002. I'll check on its
> status when I get to work
> > on Monday.
> >
> > 73, Eric Lemmon WB6FLY
> >
> > dallasreact112 wrote:
> >
> > > Hi,
> > >
> > > Does anybody in group know the frequency
> tolerance of generated audio
> > > tones used in two tone sequential paging? I
> know one can get away with
> > > +/- 1Hz on PL encoding and it will generally
> still work.
> > >
> > > 73
> > >
> > > Bernie Parker
> > > K5BP
> >
> >
> > Yahoo! Groups Links
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