From: Stu Ellis (stuinnh@mvnut.us)
Date: Fri Mar 18 2005 - 04:25:34 PST
I also have seen a short version of the antenna that was tuned for cb.
"Stu"
Southern New Hampshire, USA
"Live Free Or Die"
MVPA #14790
1967 M151A1 Jeep
1964 M416 Trailer
1986 M1009 Blazer
-----Original Message-----
From: J. Wiehe [mailto:j.wiehe@sympatico.ca]
Sent: Friday, March 18, 2005 7:04 AM
To: Military Vehicles Mailing List; Stu Ellis
Subject: Re: [MV] Military Radio's
Stu,
Not that I know of. If anyone has it would be nice if they
shared the results.
Jim Wiehe VA3JHW
j.wiehe@sympatico.ca
----- Original Message -----
From: "Stu Ellis" <stuinnh@mvnut.us>
To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
Sent: Friday, March 18, 2005 6:57 AM
Subject: Re: [MV] Military Radio's
> Hi Jim!
> Has anyone tried it??
>
> "Stu"
> Southern New Hampshire, USA
> "Live Free Or Die"
>
> MVPA #14790
> 1967 M151A1 Jeep
> 1964 M416 Trailer
> 1986 M1009 Blazer
>
>
> -----Original Message-----
> From: Military Vehicles Mailing List [mailto:mil-veh@mil-veh.org] On
Behalf
> Of J. Wiehe
> Sent: Friday, March 18, 2005 6:47 AM
> To: Military Vehicles Mailing List
> Subject: Re: [MV] Military Radio's
>
> From Aug. 27, 2003.
>
> I have not tried this so, as some have said,
> " Your mileage may vary ".
>
> If you're in the just gotta have mode:
>
> http://shakespeare-military.com/broadband/sf3512.htm
>
> Jim Wiehe VA3JHW
> j.wiehe@sympatico.ca
>
>
> From: "prcradio" <km6ab@p...>
> Date: Wed Aug 27, 2003 3:31 pm
> Subject: Re: Modify an MX-6707 with AS-1729 for use on CB?
>
>
>
>
>
> Here are some instructions I gave someone a while back, don't know if
> they did it or how it worked but it's worth a try:
>
> Take the bottom cover off the 1729 and look at the bottom of the ant
> with the coax cable/connector facing you. Find the 5th tuning
> capacitor
> (small screw driver adjustment) counting from the coax cable in a
> counter-clockwise direction. This capacitor (C8) tunes the lowest band
> 30-33mhz on the antenna and will probably allow you to match the
> antenna at 27mhz. You will need to have the whip attached and
> preferably mount the antenna on the vehicle. If not mounted, tune the
> antenna on a wooden ladder, away from any large metal objects. This
> antenna does not require a ground plane.
> Hope this helps.--
>
> In armyradios@yahoogroups.com, "Rick" <kingkozy@p...> wrote:
> > Hi Again,
> >
> > Wow thanks for all the responses. I put a MX6707 and AS-1729 on my
> > Hummer for visibility on drives in dust and the such like, mag
> mounts
> > are okay, but they get knocked off all the time from overhead
> > branches, I'd really like to try the mod on the MX6707 to match to
> CB,
> > it is an awesome, damage tolerance antenna. Does anybody have a list
> > of the values of the coils and condensers shown on the schematic for
> > the MX6707? There is an empty position on the rotary switch that
> > would lend itself beautifully to modification. I checked the SWR
> and
> > it was 4.5 at CB freqs in the 30-33 position and about 7 at 56-60
> > position, with the appropriate frequencies, it was 1.1 to 1.3 over
> the
> > entire range on nearly all freq position, I was impressed, the
> > government makes good stuff. I wish they would go to 2meters.
> >
> > Rick
>
>
> >
> > OTOH, if you make it work, I'd definitely be interested to hear about
it.
> > I'm currently gearing up to try to figure out what it'd take to use an
> > AS-1729 on CB (I'm mostly intererested in how to modify the antenna to
> > reduce SWR, rather than just assuming that I have to match using
> > electronics). However, I'm a beginner and there isn't all that much
> > technical info available on the beast... I don't even know (yet?) what
> exact
> > elements were used in MX-6707 for 30-33MHz range. I think I'll have to
> > find/build a grid dip oscillator as a starter point (and I suspect you'd
> > have to do the same, no matter which antenna you pick). However, if
you're
> > in the rural area, you might be able to go to some good CB/HAM shop. I
> have
> > no idea where to find one in the Bay Area :-(
> >
> > Vadim.
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