How about using an electric fence charger to GENERATE interference (for
Caution! The following test should be performed with care in your shop or
Sometimes RFI problems are intermittent. A useful tool is a broadband RFI
source that can be used to "infect? a component with RFI. Sound expensive?
Not really. The author uses an electric fence charger for this purpose.
These are available from any farm supply store, and are priced from $50 to
$75. A fence charger is a high-voltage/low-current source for powering
electric fences. This simple box has an AC cord and two terminals - one is
?hot? and the other is ground. Take two pieces of 12 gauge solid copper
wire (Romex works well) and connect them to each terminal. ..."
If I recall correctly, "test equipment" is still exempt from Part 15
(grin). A former employer used a Tesla Coil for immunity testing its
consumer equipment lines.
> [Original Message]
> From: Hare,Ed, W1RFI <email@example.com>
> >From my experience, the problems with electric fence interference do not
> come from the pulsers. Those can generate some real fast transients as =
> they are turned on and off, but then what one would hear is =
> click-click............click-click, spaced at the pulse repition rate.
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