I can't speak to the battery chargers - though I've never heard one myself -
but did some research on the electronic fences - they are VLF transmitters,
from what I read, with a very short effective range, and I have never had a
problem with one that is right in the foreground of my antennas. My RX isn't
bothered, and neither is their dog (hi).
73, Pete
At 02:32 PM 10/17/2006, Michael Neverdosky wrote:
>While the "tick tick tick" at ~1hz is classic electric fence it is
>also frequently heard from a variety of battery chargers used in
>consumer items, tools, toys and what not.
>Generally an electric fence will be outside and visable (except the
>buried dog containment fences that work with a shock collar).
>Remember also that some electric blankets will also make this kind of noise.
>
>michael N6CHV
>
>On 10/17/06, Shannon Boal <kingsautomotive1@alltel.net> wrote:
>> Sounds like an electric fence, for a dog, maybe?
>> K4GLM
>
>> > Thanks. I was able to track the source down to one of 3 houses using
>> > a whip antenna. I'll need something more directional to narrow it
>> > down further OR go house to house. The houses are about 200 yards
>> > away or so. I'm really curious what device is causing this problem.
>> > It only seems to affect 17 meters and it sounds like a "tick, tick,
>> > tick" at about a 1Hz rate.
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