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MFJ-931 |
ARTIFICIAL GROUND, 1.8
MHZ TO 30 MHZ, 300 W
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Create an artificial ground with the MFJ-931! It effectively
places your rig near actual earth ground potential even if your rig is on
the second floor or higher with no earth ground possible! It electrically
places far away RF ground at your rig.
Hows your RF ground? Do you have RF "hot spots" that "bite" you when you
transmit? Do you have RF feedback that causes your rig to quit working on
some bands? Do you have TVI/RFI that makes your neighbors hard to live with?
Do you get weak signal reports because of extreme ground losses or radiation
pattern distortion?
These problems could be caused by poor RF grounding, especially if your rig
is on a second floor with no ground at all. Even if you have a good ground,
a long connection wire can ruin its effectiveness by isolating a true RF
ground from your rig.
MFJ-931 creates an artificial RF ground! It resonates a random length of
wire thrown along the floor and produces a tuned counterpoise. This ground
effectively places your rig near actual earth ground potential even if your
rig is on the second floor or higher with no earth ground possible.
Also, the MFJ-931 electrically places a far away RF ground directly at your
rig -- no matter how far away it is. It reduces the electrical length of the
ground connection wire to virtually zero by tuning out its reactance.
The MFJ-931 connects between your rig and a random length of wire or a
connecting ground wire. Its tuned for maximum ground current using the
built-in RF ammeter.
The MFJ-931 Artificial RF Ground covers 1.8 - 30 MHz and measures a compact
7.5W x 3.5H x 7D inches. |
Back
We accept American Express,
Diners Club, MasterCard, Visa, and Discover.
* All Prices and availability are
subject to change without notice. Most orders shipped same day. COD's are
welcome, Please call first 1-800-626-0834
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