I've used the Honda 2200 as well for years from 160m - 23cm without any
noise. Several local clubs have them as well.
Someone brought a Predator inverter generator to field day on year and the
noise on 80 & 40m was 20 over S9.
Dave
N2OA
On Fri, Jul 8, 2022 at 1:37 PM Bill Olson <callbill@hotmail.com> wrote:
> Herb was talking about Field Day..
>
> b
> ________________________________
> From: VHFcontesting <vhfcontesting-bounces+callbill=
> hotmail.com@contesting.com> on behalf of Tom Holmes <tholmes@woh.rr.com>
> Sent: Friday, July 8, 2022 5:16 PM
> To: 'Terry Price' <terry@directivesystems.com>; 'VHF Contesting
> Reflector' <vhfcontesting@contesting.com>
> Subject: Re: [VHFcontesting] Generators
>
> I wonder if the original problem posted was HF, not VHF noise?
>
> Tom Holmes, N8ZM
>
> -----Original Message-----
> From: VHFcontesting <vhfcontesting-bounces+tholmes=
> woh.rr.com@contesting.com> On Behalf Of Terry Price
> Sent: Friday, July 08, 2022 12:08 PM
> To: 'VHF Contesting Reflector' <vhfcontesting@contesting.com>
> Subject: Re: [VHFcontesting] Generators
>
> Andy, K1RA and I have tested several generators for the K8GP rover. I was
> not willing to pay the big $$$ for a Honda generator so I bought the 2200
> watt Preditor inverter. We were blown away with how nice it was, VERY quiet
> mechanically and it ran all of our stuff just fine using a 50A Astron
> linear
> power supply, no RFI at all. After doing some upgrades to amps, we needed
> more power (that's surprising isn't it!!). Having had great luck with the
> Preditor, I got the 3500 watt model and it worked pretty much the same.
> Very
> quiet both mechanically and RF noise.
>
> Last, we upgraded amps again to 50V LDMOS devices and wanted to use a
> switching power supply. The switcher was a Sorenson, very high quality and
> VERY quiet in the area of RF noise. We did all our testing plugged to house
> power and then connected to the generator. WOW - the noise was HORRIBLE !!!
> WTF?? It turns out that we tried several different switching power supplies
> and when running from an inverter generator (which I guess in reality is a
> switcher) the two together generates a lot of hash.
>
> I then looked on line and found a dual fuel (gas and propane) traditional
> generator that had a 240V outlet and got it. Cheaper than the Preditor
> 3500w
> inverter, maybe a bit heavier but being able to use propane made it better
> for us and the 240v outlet is great for running higher powered amps. It's a
> bit more noisy mechanically, the Preditor generators were fully enclosed.
>
> Terry - W8ZN
>
> -----Original Message-----
> From: VHFcontesting
> [mailto:vhfcontesting-bounces+terry=directivesystems.com@contesting.com]
> On
> Behalf Of Bill Olson
> Sent: Friday, July 8, 2022 11:55 AM
> To: VHF Contesting Reflector <vhfcontesting@contesting.com>
> Subject: Re: [VHFcontesting] Generators
>
> Me three.. No problems with the EU2200i 6M thru 10gHz all quiet!
>
> bill, K1DY
> ________________________________
> From: VHFcontesting
> <vhfcontesting-bounces+callbill=hotmail.com@contesting.com> on behalf of
> Zack Widup <w9sz.zack@gmail.com>
> Sent: Friday, July 8, 2022 3:43 PM
> To: VHF Contesting Reflector <vhfcontesting@contesting.com>
> Subject: Re: [VHFcontesting] Generators
>
> We used a Honda EU2200i with no problem. I haven't heard any complaints
> about this generator.
>
> 73, Zack W9SZ
>
> <
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> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2>
>
> On Fri, Jul 8, 2022 at 10:28 AM Herb Krumich via VHFcontesting <
> vhfcontesting@contesting.com> wrote:
>
> > With field day behind us, I thought I would give some info
> > aboutgenerators that I had learned this springInverter generators
> > suck.Now it's possible a more expensive model might change my mind,
> > but here goesThree different inverter generators were tested and
> > failedPrice range of each model was $400-500$I did find my solution at
> > Harbor FreightThey have a series of Predator models NON INVERTERI
> > bought a smaller model 1800/1400 and it worked flawlessly.I even got
> > the wheels and handle attachment which makes it very easy to
> > moveStarts easy and throws out no RFIIf anyone in the future is
> > looking for an RFI free unit. I suggest this series73Herb K2LNS
> > _______________________________________________
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