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-   -   SW interference and hot poles (again) (https://www.radiobanter.com/shortwave/39994-sw-interference-hot-poles-again.html)

tommyknocker January 7th 04 11:11 PM

SW interference and hot poles (again)
 
I tried driving around the area with my car radio tuned to a nonoccupied
AM channel, but any static from the poles was drowned out by static from
the engine. Seriously, every time I accelerated I could hear it on the
radio. I guess Ford only shields radios for FM. Also, it rained last
night but this morning I could still hear the hum on my Yaesu. Should I
just call the power company, tell them there might be a hot pole in my
area, and let them figure it out?


Diverd4777 January 8th 04 12:32 AM

Try Walking around the area
with a SWR tuned to a station you hear the " Hummmm" on
This will give you a better idea of just Where to send the power company.

This is where the cheap Jwin type radios come in handy;
the " Humm" will overload
into just about everything :-)


In article , tommyknocker
writes:



I tried driving around the area with my car radio tuned to a nonoccupied
AM channel, but any static from the poles was drowned out by static from
the engine. Seriously, every time I accelerated I could hear it on the
radio. I guess Ford only shields radios for FM. Also, it rained last
night but this morning I could still hear the hum on my Yaesu. Should I
just call the power company, tell them there might be a hot pole in my
area, and let them figure it out?






Maximus January 8th 04 02:02 AM

I'm certain that the origen of my interference problem is computer
generated. With all the rotten weather here, it was less than usual. I did
manage to hear 2.310 ABC NT Service Alice Springs in Australia which I
haven't heard in a while s.
We have a silver thaw. I got up at 06:00 and took my flashlight out onto the
deck to see what was happening with the trees. Some branches were hanging
low on the buildings. I noticed one of my antenna wires was hanging low, so
I walked over to the sagging wire and found a branch off the fir tree
hanging off the wire, but the wire was not broken. So I detached the wires
from under the eaves and tied them to the pole my tv antenna is on, and ran
them back into the house through the window and under the screen s. The
other source of annoying interference is the new power meters they put in
that transmit data to a central location via radio, but they are on uhf.
V
"Diverd4777" wrote in message
...
Try Walking around the area
with a SWR tuned to a station you hear the " Hummmm" on
This will give you a better idea of just Where to send the power company.

This is where the cheap Jwin type radios come in handy;
the " Humm" will overload
into just about everything :-)


In article , tommyknocker
writes:



I tried driving around the area with my car radio tuned to a nonoccupied
AM channel, but any static from the poles was drowned out by static from
the engine. Seriously, every time I accelerated I could hear it on the
radio. I guess Ford only shields radios for FM. Also, it rained last
night but this morning I could still hear the hum on my Yaesu. Should I
just call the power company, tell them there might be a hot pole in my
area, and let them figure it out?








Diverd4777 January 8th 04 02:37 AM

Quite a catch !

In article .net, "Maximus"
writes:

m certain that the origen of my interference problem is computer
generated. With all the rotten weather here, it was less than usual. I did
manage to hear 2.310 ABC NT Service Alice Springs in Australia which I
haven't heard in a while




WShoots1 January 8th 04 04:12 AM

I tune between stations on the AM band when I drive around looking. Of course,
holding a SW portable out the window works, too, and allows getting out and
confirming the source. You'll note that the noise tends to rise and fall along
the lines due to, I believe, harmonics.

If the noise is internittent, check out the pole transformers and street
lights.

I don't like my Ford for the same reason. I believe Chrysler is the only one
that fully bonds everything without special order. At least they used to. Else,
ask for the police bonding package.

Bill, K5BY

K Webber January 8th 04 07:41 AM

Excellent techniques in your posting WS1.
The link below compliments your points quite well..

http://www.usace.army.mil/publicatio...684/chap16.pdf

As for bonding, I had a slight problem with my Honda.
Seems that the exhaust system was acting as an antenna
as Honda Accord uses rubber hangars and bushings
to support everything from the exhaust header to the
muffler. They do this to reduce vibration. I made up some
6" grounding straps using braid removed from an old piece
of RG-8 and grounded the muffler, midpoint and cat-converter
case to the frame or engine. Put additional pieces between
the fenders and one on the steering shaft case. Finally I sprayed
a conductive coating spray on the inside of the rim across the
tire sidewalk (inner not seen from outside via underneath of
the car) in a strip to the tread edge to dissipate wheel static.
All the noise I had before on the radios completely disappeared.

"WShoots1" wrote in message
...
I tune between stations on the AM band when I drive around looking. Of

course,
holding a SW portable out the window works, too, and allows getting out

and
confirming the source. You'll note that the noise tends to rise and fall

along
the lines due to, I believe, harmonics.

If the noise is internittent, check out the pole transformers and street
lights.

I don't like my Ford for the same reason. I believe Chrysler is the only

one
that fully bonds everything without special order. At least they used to.

Else,
ask for the police bonding package.

Bill, K5BY



Rick KB1KIL January 8th 04 01:29 PM




"Diverd4777" wrote in message
...
Try Walking around the area
with a SWR tuned to a station you hear the " Hummmm" on
This will give you a better idea of just Where to send the power company.

This is where the cheap Jwin type radios come in handy;
the " Humm" will overload
into just about everything :-)


In article , tommyknocker
writes:



I tried driving around the area with my car radio tuned to a nonoccupied
AM channel, but any static from the poles was drowned out by static from
the engine. Seriously, every time I accelerated I could hear it on the
radio. I guess Ford only shields radios for FM. Also, it rained last
night but this morning I could still hear the hum on my Yaesu. Should I
just call the power company, tell them there might be a hot pole in my
area, and let them figure it out?


Years ago I had a horrible static problem caused by a hot pole. I took a
portable radio, and walked around the neighborhood until I found the pole. I
took the pole number down, called the utility company up and they never
showed up. I called them several times, with no luck. Finally I got fed up,
called them, told them I could see an arc in the transformer. An hour or 2
later, there was a truck down the street fixing the pole. It was nice, no
more static.
--
73's
Rick

Drake R8 R8B
ICOM R75
Yaesu 7700
Hammarlund SP-600-JX-17

"If you try to fail and succeed, which have you done?"



tommyknocker January 8th 04 09:07 PM

WShoots1 wrote:

I tune between stations on the AM band when I drive around looking. Of course,
holding a SW portable out the window works, too, and allows getting out and
confirming the source. You'll note that the noise tends to rise and fall along
the lines due to, I believe, harmonics.

If the noise is internittent, check out the pole transformers and street
lights.

I don't like my Ford for the same reason. I believe Chrysler is the only one
that fully bonds everything without special order. At least they used to. Else,
ask for the police bonding package.

Bill, K5BY


I tried driving around with my DX396 and noticed one place, about a half
mile from here, where there's a loud pop! pop! pop! noise on all bands.
I was unable to get the pole number since the pole is on private
property like most power poles in the area. I DO have the street
address. The popping fades up when driving to this one spot and fades
down when driving away.



Maximus January 8th 04 10:38 PM

Thanks Diverd s. Actually, they used to come in quite regulalrly here on
the West Coast (washington state, seattle area).I miss the south and central
american stations too. I hear Brasilia quite well here most days, and when I
don't I figure space weather has gone really bad. Papua New Guinea has many
stations whose signals arrive here in fair shape too. Again, if they don't,
I count that as a bad day S. East coast folks have an adavantage with
Europe and the americas. Asia is predominant around here, but since I don't
speak their languages and they seldom transmit in english it does me little
good. I wish someone would stop those screechy chinese jammers LOL. Tell
George to tell them to shut up will ya , somebody LOL ?

V "Diverd4777" wrote in message
...
Quite a catch !

In article .net,

"Maximus"
writes:

m certain that the origen of my interference problem is computer
generated. With all the rotten weather here, it was less than usual. I

did
manage to hear 2.310 ABC NT Service Alice Springs in Australia which I
haven't heard in a while






WShoots1 January 9th 04 06:49 AM

I DO have the street address.

That should work.

Bill, K5BY


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