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Your RadioShack 10M Ham/CB Base
Antenna provides excellent reception of
amateur radio, CB, and commercial radio
signals. The antenna can handle up to
2000 watts of transmit power.

Your antenna’s features include:

Electrical Half-Wave Design — pro-
vides high gain.

Note: To improve your antenna’s gain,
you can connect an optional ground
plane kit (available through your local
RadioShack store) to your antenna. 

Three Easy-to-Assemble Sections  —
help you quickly and easily assemble the
antenna.

Dual Tuning Rings — help you quickly
set the antenna for optimum perfor-
mance over a wide range of frequencies.

Ultraviolet Inhibitor — the antenna’s
UV-protected housing is made of impact-
resistant fiberglass, making the exterior
resistant to weathering and color change.

Strong Internal Construction — pre-
vents the antenna’s internal wires from
rattling, for maximum strength.

IMPORTANT SAFETY 
PRECAUTIONS

Many do-it-yourself and professional an-
tenna installers are injured or killed each
year by electric shock. Many power wires
are within 20 to 25 feet of the ground and
could easily be touched by an assembled
antenna or cable. Touching the overhead
wires with any part of the antenna is the
same as touching the wires with your
bare hand. Contacting an electrical wire
almost always results in a very serious
shock. 

To avoid electric shock, please read and
follow these important safety precautions:

• Be sure to select an antenna site

well away from all overhead wires.

• Do not try to guess which overhead

wires carry high voltage. Check with
the power company.

• If you notice anything making con-

tact with the overhead wires, call the
power company to have it removed.

• Do not run the antenna’s cable over

power wires.

• Get help from a qualified profes-

sional when removing the old
antenna, especially if you have any
doubt about clearing overhead
wires.

• Never install an antenna by your-

self. Be sure to have at least two
people available for help.

• Never install an antenna on a windy

day.

Cat. No.

 

21-869

© 1999 Tandy Corporation.

All Rights Reserved.

RadioShack is a registered trademark used by Tandy Corporation.

10M Ham/CB Base Antenna

21-869.fm  Page 1  Wednesday, October 13, 1999  11:50 AM

Содержание 21-869

Страница 1: ...lectric shock Many power wires are within 20 to 25 feet of the ground and could easily be touched by an assembled antenna or cable Touching the overhead wires with any part of the antenna is the same...

Страница 2: ...nd death Call the power company to re move the antenna Do not attempt to remove it yourself Cautions Do not run the cable over sharp edges or moving parts that might damage it Do not run the cable nex...

Страница 3: ...e the length you need to cut off of the top element then use a hacksaw to carefully cut the top element 4 Replace the cap on the top element 5 Set the tuning rings on the bottom element of the antenna...

Страница 4: ...old the assembled antenna vertically next to the structure where you want to mount it then slide the supplied U bolts 6 over the antenna and the structure 7 Slide the supplied brackets 7 over the ends...

Страница 5: ...3 If the center frequency is still too low follow the steps under Pre Tuning the Antenna on Page 3 to shorten the top element by 1 2 inch Then check the SWR again Keep shortening the top element unti...

Страница 6: ...the antenna see Pre Tuning the Antenna on Page 3 The antenna is not installed in a good location Move the antenna to a different location and try again The coaxial cable might be broken or damaged Us...

Страница 7: ...SWR Range Less than 1 5 1 Height assembled 17 5 feet 5 3 m Maximum Diameter 1 8 inches 34 mm Weight 4 lbs 15 oz 2 24 kg Specifications are typical individual units might vary Specifications are subjec...

Страница 8: ...g the warranty period take the product and the RadioShack sales receipt as proof of purchase date to any RadioShack store RadioShack will at its option un less otherwise provided by law a correct the...

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