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Re: Higher Mains Frequency



Original poster: "Jim Lux by way of Terry Fritz <teslalist-at-qwest-dot-net>" <jimlux-at-earthlink-dot-net>

Looked at one (mid-late 80s vintage) out in the garage... 47-63 Hz.. I think
the "international" aspect had to do with dual voltage input options, and
regulatory compliance with VDE, UL, CSA, and all the other standards
organizations in "before CE harmonization" days.

----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, June 20, 2003 6:32 AM
Subject: Re: Higher Mains Frequency


 > Original poster: "Crow Leader by way of Terry Fritz <teslalist-at-qwest-dot-net>"
<tesla-at-lists.symmetric-dot-net>
 >
 > Doe anybody know off hand if older "international series" open frame
linear
 > power supplies from Power-One, Condor and all the other clones of each
other
 > companies in California USED to be rated 40-440Hz or something like that?
 > Apparently, the only ones I have left are made in the late 90s and are
 > probably from Mexico, and rated 47-63Hz. It would be interesting to
compare
 > transformers if this was the case.
 >
 > KEN