[BC] Transmitter Safety

Urban, Brian L burban at kut.org
Wed Apr 30 10:20:39 CDT 2008




On 4/29/08 4:34 PM, "John Vodenik" <jvodenik at verizon.net> wrote:

Same with the RF side of things. Y'all ever see a 250kW arc? They talk,
like a plasma speaker. I could see them at night, and hear them up to a
quarter mile away.  Oh yes, God does in fact speak Spanish.

Never seen a 250 kW RF arc, but I have seen (and HEARD) my share of 50 kW arcs.  2 inch strap with a perfectly round hole blown in it, the back side had a copper streak where the metal had run down the strap and solidified.  The plywood panes was burned completely away; 1-1/2 inches from where the wood was gone, the paint wasn't even charred.  RF fires get HOT.
--
Brian Urban
Chief Operator
KUT Radio
The University of Texas at Austin
TEL 512-471-1085



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