Hi.
That's why I asked what antenna she is running--it doesn't square with my
experience either, suggesting that maybe she is using a design that is a
poor radiator on 440.
73, de Lou K2LKK
At 11:15 PM 1/17/2007 -0700, you wrote:
>Its interesting how several people have said how hard it is to get out on
>440.
>I have actually experienced the opposite effect.
>I use 446 to cross band to 146.52 so that i can use the ICT90 while
>travelling around the city on UHF and get back to my home station and be
>heard on 52.
>I have also tried this the other way, using VHF on the HT and going out on a
>UHF simplex frequency from home.
>I have found that for urban areas, 446 has much better penetration qualities
>for heavily built up areas. I can utilize the cross band repeater a good
>five miles further away using UHF on the HT then when using VHF.
>This could be partially to do with the fact that the UHF portion of the bass
>antenna has a rated gain of 9DBI, which could account for a very slight
>increase in signal strength over the 6DB rating for the VHF portion.
>I suspect though, that UHF has better over all success because it simply
>works better through buildings and small ground swells and what not.
>My typical range on 5 watts to get back to the bass radio is about 15 miles
>on UHF and around 9 or 10 on VHF.
>Of course, there are dead spots and places where it just won't work, but
>those are generally the same locations where nothing really works including
>AM/FM broadcast stations...usually on freeways that have high concrete
>abutments on either side.
> This is using the stock ICT90 rubber duck and my ts2000 set to 5 watts with
>the tram up at 30 feet.
>73
>Colin, V A6BKX
>----- Original Message -----
>From: "John Miller" <[log in to unmask]>
>To: <[log in to unmask]>
>Sent: Wednesday, January 17, 2007 5:47 PM
>Subject: Re: Handihams, was: RE: exam
>
>
> > 440 is tough to get out, I know where I am I have a hard time getting a
>440
> > signal out on my base setup, on an HT forget it. I'm pretty high for this
> > area too, I'm in a bit of a hole but still higher than a lot of things in
> > this area. We'll see what happens when I get the tower up.
> > ----- Original Message -----
> > From: "Jeff Kenyon" <[log in to unmask]>
> > To: <[log in to unmask]>
> > Sent: Wednesday, January 17, 2007 7:42 PM
> > Subject: Re: Handihams, was: RE: exam
> >
> >
> > > If you can it wouldn't hurt to take your rig and stuff outside to see
>what
> > > luck you would have out there too, but everything is correct including
>the
> > > PL?
> > >
> > >
> > >
> > >
> > >
> > > On Wed, 17 Jan 2007, Christy Schulte wrote:
> > >
> > >> Well, the offset wasn't the problem. I checked it, and it's set to
> > >> positive,
> > >> as it should be. So, either something's goofy or there's just none of
> > >> those
> > >> repeaters near me, but that does seem odd considering there are eight
>2m
> > >> repeaters I can at least key up, three of them I know I hit well even
>on
> > >> five watts.
> > >>
> > >> I'm a bit hesitant to run the radio on 35 watts, mostly because even if
> > >> the
> > >> antenna can handle it, I'm not sure about RF exposure. It's under the
> > >> limit
> > >> for requiring measurements and the like, but I'm in the same room with
> > >> this
> > >> antenna and I'd rather be safe than not, especially with cats around
>that
> > >> just looove to jump up on the filing cabinet I have it on. I know that
>on
> > >> ten watts, I can't key a one of them up at all though. It's hard to
>know
> > >> if
> > >> I'm receiving or not as far as the repeaters since I don't know which
> > >> ones
> > >> are really active, but I do receive some out of band stuff.
> > >>
> > >>
> > >> -----Original Message-----
> > >> From: For blind ham radio operators
> > >> [mailto:[log in to unmask]]On Behalf Of
> > >> [log in to unmask]
> > >> Sent: Wednesday, January 17, 2007 6:00 PM
> > >> To: [log in to unmask]
> > >> Subject: Re: Handihams, was: RE: exam
> > >>
> > >>
> > >> Christy, 70cm is harder to hit. If you're using an antenna indoors you
> > >> may
> > >> well
> > >> have problems hitting the repeater. Run the rig on 35w if the antenna
> > >> will
> > >> handle the load. Also, if you're using a magmount try sitting it in a
> > >> frying
> > >> pan (cast iron works well for this) to get some ground plain effect.
> > >>
> > >> Rigs like the Kenwood ts570 have a built-in antenna tuner.
> > >>
> > >> Since you have a computer you can get a serial cable to connect to that
> > >> 707
> > >> and get output if information from the radio that isn't spoken
>normally.
> > >>
> > >> Tom
> > >> Tom
> > >> Brennan
> > >> KD5VIJ, CCC-A/SLP web page
> > >> http://titan.sfasu.edu/~g_brennantg/sonicpage.html
> > >>
> > >>
> > >> --
> > >> Internal Virus Database is out-of-date.
> > >> Checked by AVG Free Edition.
> > >> Version: 7.1.394 / Virus Database: 268.10.1/390 - Release Date:
>7/17/2006
> > >>
> > >>
> > >> --
> > >> Internal Virus Database is out-of-date.
> > >> Checked by AVG Free Edition.
> > >> Version: 7.1.394 / Virus Database: 268.10.1/390 - Release Date:
>7/17/2006
> > >>
> > >>
> > >> --
> > >> I am using the free version of SPAMfighter for private users.
> > >> It has removed 3027 spam emails to date.
> > >> Paying users do not have this message in their emails.
> > >> Get the free SPAMfighter here: http://www.spamfighter.com
> > >>
> > >>
> > >> --
> > >> Internal Virus Database is out-of-date.
> > >> Checked by AVG Free Edition.
> > >> Version: 7.1.394 / Virus Database: 268.10.1/390 - Release Date:
>7/17/2006
> > >>
> > >
> >
> >
> > --
> > No virus found in this incoming message.
> > Checked by AVG Free Edition.
> > Version: 7.5.432 / Virus Database: 268.16.13/632 - Release Date: 1/16/2007
>4:36 PM
> >
> >
>
>
>
>--
>No virus found in this incoming message.
>Checked by AVG Free Edition.
>Version: 7.5.432 / Virus Database: 268.17.0/639 - Release Date: 1/18/2007
>6:47 PM
Louis Kim Kline
A.R.S. K2LKK
Home e-mail: [log in to unmask]
Work e-mail: [log in to unmask]
Work Telephone: (585) 697-5753
|
