Alpha Antenna Base Loop Operating Manual

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Model – Base Loop

Operating Manual, Version 1, July 4, 2019

The Base Loop is designed to operate from 10-40 meters, and is rated at 100 PEP SSB, 50 CW, or 25 watts for sporadic

use of digital modes (10 watts for continuous use of digital modes).

It is recommended that the Base Loop be installed on a 1.25 inch mast, as depicted in the following image.

Excess RF Exposure Warning

In the United States, the Federal Communications Commission has established guidelines for human exposure to Radio

Frequency (RF) electromagnetic fields. The commission's requirements are detailed in parts 1 & 2 of the FCC's rules and

regulations {47 CFR, 1.1307(b), 1.1310, 22.1091, 2.1093}. It is the responsibility of the owner/operator of this device to

follow all applicable warnings and precautions regarding human exposure to RF fields. Additional references:

http://www.arrl.org/rf-exposure

Support Contacts

If you have questions about your antenna, please feel free to email us at alphaantenna@gmail.com

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Table of Contents

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Page 1 Operating Manual, Version 1, July 4, 2019 Operation The Base Loop is designed to operate from 10-40 meters, and is rated at 100 PEP SSB, 50 CW, or 25 watts for sporadic use of digital modes (10 watts for continuous use of digital modes).
Page 2 Tip– It takes approximately 90 seconds to tune from 40 to 10 meters with the Speed control knob turned right. After performing step ‘2’, you can further tune the Base Loop by slowing the Speed Control by turning the Speed Control knob to the left, which is a slower tuning position.