[Beowulf] Newbie Question: Racks versus boxes and good rack solutions for commodity hardware

[Geoff Jacobs]

> One site that I found a couple of years ago when I was debating building
> my own TIG unit was this:
> http://www3.telus.net/public/a5a26316/TIG_Welder.html
> 
> Convert a standard 225 Amp AC "buzz box" to a good quality DC or square
> wave output, suitable for any metal which can be TIG welded. Very neat
> project.
> 
> How does this relate to Beowulf? How else are you going to build your
> own telco rack?

Alas, my recollection was flawed. This particular box simply has a built
in HF start function (similar to what used to be optional with the
classic Dialarc 250). It cannot generate a square wave output.

-- 
Geoffrey D. Jacobs