Table of Contents for Free Antentop Amateur Open Book

 

Helical Antennas

 

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Directional Helical Antennas

Directional Helical Antennas

HF- Helical Antennas

Helical Antenna for 20 meters Band (RU4SJ)

Helical Antenna for the 20- meter Band (va3znw)

Helical Loop Antenna for the 20-meters Band

Indoor Helical Antenna for the 20 and 17 meters for K1

RX3MS Helical Antennas

Small Sized Helical Antennas

Two Helical Antennas for 160 meter Band

UR0GT Helical Antenna for the 40- meter Band

 

 

 

 

 

 

 

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Last Updated:

February 6, 2018 21:55