[BARC-List] Waveform of Costco generator vs Honda vs Dayton

[G. John Garrett, CAS]

It's probably a DC generator driving a crappy inverter.

John
WN9T/W1BOS

On 10 Oct 2009 at 16:15, J. Forster wrote:

> Very interesting. I wonder what causes the discontinuity in the
> Costco's output? Is there any evidence it is anything but a standard
> generator?
> 
> -John
> 
> ==============
> 
> 
> > Photos of the waveforms of the cheap Costco generator (now $140) vs
> > the expensive Honda 2000i vs a really old 2200 w Dayton generator.
> >
> > http://n1jdu.org/temp/Costco_gen.JPG
> > not smooth at all
> > http://n1jdu.org/temp/Honda_2000i.JPG
> > perfect sine wave
> > http://n1jdu.org/temp/Dayton_gen.JPG
> > not as good as the Honda, but beats the Costco by a mile
> >
> > PS forgive the presentation. This new computer does not have
> > Photoshop (yet) and my laptop is out for repair. I really wanted to
> > show all three in one pic.
> >
> > Richard Amirault
> > N1JDU
> > http://bostonfandom.org
> >
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