[SixClub] DB Products DB4032 Mods for FM Repeater Use?

[Gabriel Sierra]

Ditto,

My split site rpt works great. My TX and RX sites are
1.7 miles apart.

Gabriel Sierra, WP3BM
http://www.wp3bm.8m.net

--- Chris Boone <CBoone at earthlink.net> wrote:

> Contact DB (Now owned by Andrew) and they can give
> you the info you
> need.
> The page for Andrew is www.andrew.com
> The phone number I have is : (214) 634-8502
> 
> Chris
> WB5ITT
> (personally I prefer split site rptr or split
> antennas on 6 so you can
> run the noise blanker)
> 
> > -----Original Message-----
> > From: sixclub-bounces at mailman.qth.net 
> > [mailto:sixclub-bounces at mailman.qth.net] On Behalf
> Of Robin Midgett
> > Sent: Monday, December 13, 2004 4:54 PM
> > To: sixclub at mailman.qth.net
> > Subject: [SixClub] DB Products DB4032 Mods for FM
> Repeater Use?
> > 
> > 
> > Hello,
> > I'm seeking info and/or help from anyone with
> experience in 
> > modifying a set 
> > of DB4032 cans for use as a duplexer in a 6m FM
> repeater with 
> > a 1 MHz. offset. These cans are originally
> specified up to 50 
> > MHz, with a .5MHz offset. 
> > Currently I can move the cans in the low side of
> the duplexer up in 
> > frequency as high as 52.1 MHz, but I need them to
> move to 
> > 52.33 MHz. I'll 
> > also need to move the high pass side up to 53.33
> MHz.
> > There are coaxial stubs connected to each can of
> the duplexer 
> > to deepen the 
> > notches. One side of the duplexer has shorted
> stubs, the 
> > other has open 
> > stubs. All the coax used in the connections is
> RG-214. I 
> > presume I'll have 
> > to modify the lengths of these stubs as well.
> > It may be better to save this set of cans for use
> with a .5 
> > MHz offset 
> > machine lower in the band; don't know.
> > 
> > Any info is appreciated.
> > 
> > Thank you,
> > Robin Midgett K4IDC
> > 2004-2005 President, SVHFS
> > www.svhfs.org
> > 
> > 
> >
>
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> 
>
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=====
Gabriel Sierra
Moondancer Recording Studios
moonrec at prtc.net
http://www.moondancer.freeservers.com