Frst of all...thanks very much to moderators for allowing us to work on
this...my KWM-2,and C line both are going nuts on this noisesolid
S-9!
The TT Orion II with the noise blanker is only slightly better
hopefully more than just me have been helped by all the excellant
advice!
I have fo
Some items to check. The DF'ing would be a first. It would at least give a
more localized direction to look see what the issue.
Electronic dimmers: old style dimmers used SCR's in the dimming circuit.
Try turning on/off lights and switched receptacles.
TV and sound electronics: Many of thes
Hi Lee,
You mentioned, "tonight about every 10-15 minutes". Does this only occur at
night? If so and you have any street lamps containing HPS (High Pressure
Lamps) cycling that could be a possibility to check out.
Bob, K1NOK
- Original Message -
From:
To:
Sent: Tuesday, Decem
On Tue, 21 Dec 2010 20:36:17 -0500 (EST), kc9...@aol.com wrote:
>The signal is about 20 KC wide and repeats ever 50 KC.
>starts at 80 mtrs goes all the way to 10.
>
>Any ideas, or is there a better list to go to for help on this.
Can you hear it on a portable AM radio? If so, you can DF it. AM l
Hi Lee...
Could be a lot of things, from an electric fence to a gas furnace igniter.
First thing to try is to see if you can pin down a direction, say with a
loop type antenna. If you have a portable AM/FM radio, you might see if you
can hear it at the top of the AM band, and use the directional
Darn new QTH...I am finding a BIG problem, here.
I have a pulsing RF noise about every 40-50 KC. If it were audio I
would describe it as the sound of an old pump, (maybe 10 times a
second) or something. It does top and go...tonight about every 10-15
minutes or so...ot exactly though. It's
I am working with my Dad, K8ZID, to restore a TR-4C. I live in China and visit
him every couple of months so I am doing this from memory. The transceiver is
now performing well with one exception that has me completely confounded. It is
off frequency on 40 Meters by about 40HKz. All other bands
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