On Sat, 24 Dec 2005 09:33:02 +1100, George Ghio
wrote:

On 22 Dec 2005 19:49:37 -0800, "philkryder"
wrote:

What can we use to "know for sure" that the wave form of a device is
adequate BEFORE buying it?

wmbjk wrote:

I've purchased a couple of ~$1500 machines from a local welding
supplier on condition that if there were any problems running them off
my SW inverters then the machines could be returned in as-new
condition the following day and I'd buy a different model instead.
That flexibility, and being able to see the machines in person, made
the extra cost of buying locally worthwhile.

Wayne

A fine example of the correct approach.

Oh crap. Since your agreement has to be counted as a negative, now
anyone reading will have to wait for someone credible to concur.

Wayne