I only use the main battery and I draw lots of current when operating. I
would need a large bank of batteries to sustain 2 "high" power operating
positions.
Bill
_____
From: Bill Olson [mailto:callbill@hotmail.com]
Sent: Monday, April 14, 2008 7:15 PM
To: Bill Rogers - K2TER; 'Joe Serocki'; 'Zack Widup'
Cc: vhfcontesting@contesting.com
Subject: RE: [VHFcontesting] inverters
Bill, Why do you have to leave the engine running?
bill, k1dy
> From: k2ter@rochester.rr.com
> To: joeserocki@gmail.com; w9sz@prairienet.org
> Date: Mon, 14 Apr 2008 19:01:02 -0400
> CC: vhfcontesting@contesting.com
> Subject: Re: [VHFcontesting] inverters
>
> Hi All,
>
> I use a Statpower Prosine 1000 inverter and have for years. I run my
linear
> 24V and 13.8V DC (50A) supplies, Yaesu DX800A (for the rotating tower),
and
> other AC devices off the inverter no problems. I run it directly off the
> vehicle battery with a stock alternator. I tried everything else that was
> mentioned relating to cheap inverters but nothing came close to the
> performance of this inverter. There are a few others out there that have
> used these with similar success. The only issue with using an inverter is
> that you must leave your engine running, which introduces a whole new set
of
> RF noise issues. My take is that if you are going to spend kilobucks on
> your rover you don't want to cheap out on the inverter.
>
> Bill
> K2TER
>
>
>
> -----Original Message-----
> From: vhfcontesting-bounces@contesting.com
> [mailto:vhfcontesting-bounces@contesting.com] On Behalf Of Joe Serocki
> Sent: Monday, April 14, 2008 6:44 PM
> To: 'Zack Widup'
> Cc: vhfcontesting@contesting.com
> Subject: Re: [VHFcontesting] inverters
>
> I BUILT THAT! That is just too funny. It was in an old Popular Science
> decades ago. Loud as heck, especially since I used an old engine from a
weed
> whacker.
>
> You need a regulator and some other stuff to make it work.
>
> Overall, I will stick with my $100 750 watt generator and the nice 110VAC
> power supply from DC Ace. It works for me, period. Inverters are nice, but
> to get it to work you really need to separate it from the radios, mine is
in
> the front of the van and a power cable goes to the back. I needed the
> separation to keep the hash out of the radios! When I got the generator it
> was just, well, heaven.
>
> I also built a cool generator trailer, if anyone want a pic of it, with
the
> two antenna masts on it, let me know and I will put it on the web
someplace.
>
> Joe Serocki, N9IFG
> www.welcars.org
> www.stonedmonkey.org
> www.tke-nu-iota-alumni.org/
> www.venturecrew743.org
> www.foxlaketroop85.org
> IRLP Node 4239
>
> If you don't like it SPIN THE DIAL!
> Quando omni flunkus moritati!
> America is returning to the values Scouting never left.
>
>
> -----Original Message-----
> From: Zack Widup [mailto:w9sz@prairienet.org]
> Sent: Monday, April 14, 2008 2:42 PM
> To: Joe Serocki
> Cc: vhfcontesting@contesting.com
> Subject: Re: [VHFcontesting] inverters
>
>
> There was an article in one of the ham magazines within the last decade on
> how to build a 12 VDC generator using an automobile alternator and a small
> engine (such as a lawn mower engine).
>
> It looked like something that can easily be built from "junk" parts and
> would power a small station pretty easily. Probably very clean DC output
> but maybe noisy sound-wise. I haven't built it yet but might give it a
> try. It would definitely handle my QRP-portable operations.
>
> 73, Zack W9SZ
>
> On Mon, 14 Apr 2008, Joe Serocki wrote:
>
> > Inverters are hash generators. I hate them for that reason. I have also
> > decided that a generator would work out best, and I got this way cool 1K
> > generator, perfect for a rover, from Menard's on sale for $78! I had a
big
> > generator, but that's best left at home. Face it a 1K generator is
enough
> to
> > run a small shack, with a couple radios, with ease.
> >
> > Joe Serocki, N9IFG
> > www.welcars.org
> > www.stonedmonkey.org
> > www.tke-nu-iota-alumni.org/
> > www.venturecrew743.org
> > www.foxlaketroop85.org
> > IRLP Node 4239
> >
> > If you don't like it SPIN THE DIAL!
> > Quando omni flunkus moritati!
> > America is returning to the values Scouting never left.
> >
> > -----Original Message-----
> > From: vhfcontesting-bounces@contesting.com
> > [mailto:vhfcontesting-bounces@contesting.com] On Behalf Of
dbubke@juno.com
> > Sent: Monday, April 14, 2008 12:25 PM
> > To: k4gun@comcast.net
> > Cc: k3uhf@hotmail.com; vhfcontesting@contesting.com
> > Subject: Re: [VHFcontesting] inverters
> >
> > Steve,
> >
> > I am transitioning my modest rover setup, just like you, from loops to
> > yagis. When I looked at the cost of upgrading my 14V power wiring to
> supply
> > 25-35 amps (AWG 2 or larger)at 14 volts with minimal loss (0.2volt) and
> > adding an inverter for a rotor, I decided it was time to take a
generator
> > and power supply along instead. This is untried in the field as yet.
> >
> > I ran some tests on RF output of my rigs, at voltages varying from 11.15
-
> > 14.2 volts, and was surprised at the 25% reduction in RF power output at
> > 13.8 volts and 50% reduction at 12.6 volts.
> >
> > Also tried a well known dc-dc booster to maintain 14 volts. It worked
okay
> > at loads of 15 amps or less. Not what I need.
> >
> > Just my 2 cents.
> >
> > Dan K6NKC
> >
> > -- k4gun@comcast.net wrote:
> > OK... who has a "hash free inverter"?
> >
> > Steve
> >
> > -------------- Original message --------------
> > From: frank bechdoldt <k3uhf@hotmail.com>
> >
> >>
> >> Most inverers will create RF hash along with most ac/dc converters for
> > laptops.
> >> You would need to ask wo has a hash free inverter on the market.
> >> _________________________________________________________________
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