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Tarheel Antennas, Inc.
Instruction Manual
for the
Model 40A-HP
Continuous Coverage
HF Antenna
PROUDLY MADE IN THE
UNITED STATES OF AMERICA
18511 CR 304
St. Joseph, MO 64505
816-671-9409 / 816-364-2619 Fax
E-mail: sales@tarheelantennas.com
Technical Support
919-552-8788
E-mail: tarheelantennas@aol.com
www.tarheelantennas.com
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Summary of Contents for Tarheel Antennas 40A-HP
- Page 1 Tarheel Antennas, Inc. Instruction Manual for the Model 40A-HP Continuous Coverage HF Antenna PROUDLY MADE IN THE UNITED STATES OF AMERICA 18511 CR 304 St. Joseph, MO 64505 816-671-9409 / 816-364-2619 Fax E-mail: sales@tarheelantennas.com Technical Support 919-552-8788 E-mail: tarheelantennas@aol.com www.tarheelantennas.com...
- Page 2 Ferrite Core Fuse Holder & Fuse 1 tube of Dielectric Compound Manual Deluxe Package List for Model 40A-HP All of the above -- plus the following Small MT-1 Antenna Bracket Quick Disconnect for the Whip 21 ft. of RG-8X Coax with connectors installed...
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Page 3: Installation
RF and DC ground path for the antenna. All mounts made by Tarheel Antennas are glass beaded 304 Picture 1 -- Small MT-1 stainless steel. In most cases with these mounts no other grounding is required. - Page 4 The MT-1 antenna bracket is designed to make your antenna mounting convenient and incredibly strong. Made to clamp to standard 1" pipe (1.312 OD) or bolted to a flat surface. (Picture 6) Picture 6 There are a few steps to make sure you install the MT-1 antenna bracket the way it was intended.
- Page 5 Included with the antenna is a special mix ferrite core that needs mounted on the control cable as close to the antenna as possible. Loop the cable thro ugh the fer rite cor e a minimum o f 3 time s. (Picture 11) It is used to decouple control cable from the...
- Page 6 Now You Need To Install The Top Whip Whip Length versus Frequency Coverage 32 in. -- 9.0 MHz to 58.0 MHz 4 ft. --8.0 MHz to 49.0 MHz 5 ft. - 7.0 MHz to 37.0 MHz 6 ft. - 6.5 MHz to 32.0 MHz 8 ft.
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Page 7: Operation
IMPORTANT: Don't make any adjustment to the matching coil until you read and understand the next paragraph. Now you need to go to the middle of 20 meters and check your SWR. Record that and then go to 40 meters and do the same. Your standing wave should be below 1.5 on both bands. - Page 8 Relative Tuning Positions The following photos will show you relative tuning positions of the Model 40A-HP Tarheel Antenna. Model 40A-HP -- 28.0 MHz with Model 40A-HP -- full down position with 5 ft. whip @1/2" of coil showing 5 ft. whip -- 37.0 MHz Model 40A-HP -- 14.2 MHz with...
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Page 9: Maintenance
Tarheel Antenna fails to perform due to quality or workmanship Tarheel Antennas will at our discretion either repair or replace at no charge for parts and/or labor. A return authorization number is required before warranty work can be performed.