I've got a kiloCycle to kiloHertz conversion table you can study.
On 5/21/05, Richard <[EMAIL PROTECTED]> wrote:
> KiloHertz is the correct term!
>
> Richard, N7TGB
>
>
> -----Original Message-----
> From: Repeater-Builder@yahoogroups.com
> [mailto:[EMAIL PROTECTED] Behalf Of DCFluX
> Sent: Saturday, May 21, 2005 7:17 PM
> To: Repeater-Builder@yahoogroups.com
> Subject: Re: RE : Re: [Repeater-Builder] Poor Repeater RX
>
>
> Don't you mean, kiloCycles?
>
> On 5/21/05, Kevin K. Custer <[EMAIL PROTECTED]> wrote:
> >
> >
> >
> > >------- Original Message -------
> > >From : Eric Lemmon[mailto:[EMAIL PROTECTED]
> > >Sent : 5/21/2005 4:05:15 PM
> > >To : Repeater-Builder@yahoogroups.com
> > >Cc :
> > >Subject : RE : Re: [Repeater-Builder] Poor Repeater RX
> > >
> > >Alexander,
> > >
> > >The
> > >Sinclair Q-202G duplexer can barely make 85 dB when tuned on a network
> > >analyzer, so that's the major part of your desense problem. It's only a
> > >four-cavity duplexer, specified at 80 dB minimum isolation, so no amount
> > >of tuning is going to make it operate at an isolation above its design
> > >limit.
> >
> > While I don't disagree with what has been written, please realize that
> > *most* commercial manufacturers 'rate' their highband/2M duplexer at 500
> > kiloHertz split, not 600 kiloHertz where most amateur 2 meter repeaters
> are
> > operated. This added frequency separation allows for the duplexer to
> > provide more than the stated isolation at the 500 kiloHertz specification.
> >
> > The Wacom WP-641 is specified at 85 dB of isolation at a 500 kiloHertz
> > split, but provides 93 dB of isolation at 600 kiloHertz. The Sinclair
> Q202G
> > is similar in its factory specifications, and isolation provided.
> >
> > Kevin Custer
> >
> >
> >
> >
> >
> >
> >
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