I want to say the Honda's and Yamaha's use a pure since wave inverter. Our Yamaha is definitely stable, ~120-122 volts solid. Even UPS's set to high sensitivity don't complain. It is worth the extra couple hundred $ for a good inverter generator.

On 4/8/2015 9:13 PM, Forrest Christian (List Account) wrote:

The difference between an inverter and a non inverter generator is that the non inverter models typically use an ac generator which directly produces ac power. This requires the motor to be running at the correct rpm to get the proper ac frequency. In addition, they tend to be susceptible to sags and surges because the motor itself has to be throttled up or down based on load.

The inverter units usually use a dc generator tied to an ac inverter. This solves the problems described above but then you're at the mercy of the quality of the inverter, which can vary greatly.

On Apr 8, 2015 6:40 PM, "Josh Luthman" <[email protected] <mailto:[email protected]>> wrote:

    So for example this:
    
http://www.autozone.com/power-tools/portable-generator/power-pro-1000-watt-generator-no-return-on-used-generator-/290845_0_0/

    It has a 120v outlet but doesn't have an inverter.  How is that
    possible?

    This is $320 and says inverter:
    
http://www.autozone.com/power-tools/portable-generator/generac-portable-inverter-generator/568401_0_0/

    The big ones I have definitely work on the big APCs
    (1500-2200va).  I bought them in 2008? so I don't have the specs
    anymore.

    The site's I'd be most likely to use it would be going into a
    Meanwell rectifier.


    Josh Luthman
    Office: 937-552-2340 <tel:937-552-2340>
    Direct: 937-552-2343 <tel:937-552-2343>
    1100 Wayne St
    Suite 1337
    Troy, OH 45373

    On Wed, Apr 8, 2015 at 8:33 PM, Glen Waldrop
    <[email protected] <mailto:[email protected]>> wrote:

        I'm not sure how picky your hardware is, but most inverters
        and generators don't put out a full sine wave. Battery backups
        tend to trip constantly, but my equipment seems to handle it fine.
        Full sine wave generators tend to cost a little bit more.

            ----- Original Message -----
            *From:* Josh Luthman <mailto:[email protected]>
            *To:* [email protected] <mailto:[email protected]>
            *Sent:* Wednesday, April 08, 2015 7:21 PM
            *Subject:* [AFMUG] Smaller generators with inverters

Can anyone share what kind of generators they're using? I'm looking for something that's smaller for one person to
            carry.  I don't need anything big, maybe 250 watt load at
            the most.  Looking online I see $600 minimum.  I'd be
            using this at smaller sites that don't already have a big
            24 hour generator already so portability would be the most
            important feature.

            Josh Luthman
            Office: 937-552-2340 <tel:937-552-2340>
            Direct: 937-552-2343 <tel:937-552-2343>
            1100 Wayne St
            Suite 1337
            Troy, OH 45373



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