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Experimental Helical Antenna for the 40- meter Band

Experimental Helical Antenna for the 40- meter Band: By: Gennadiy Kuzmichyov, UN7FGO

My first helical antenna was made from a slinky coil. Now I decided make antenna from a good copper wire. The antenna was my experiment in shortened helical antennas that may be only one antenna in strictly environment. I choose the 40 meter band as universal band for day and night propagation....

 

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Contents for AntenTop 01- 2019

 

 

 

Helical Antenna Installed on the Balcony

 

 

Lightning Links to Open Book
Antenna Theory	Helical Antennas	Useful Pieces	Simple Keys
Antenna Practice	TV Antennas	Propagation	QRO HF Tube Amplifiers
136 kHz- Antennas	Coaxial cables	LDE	QRO HF Transistor Amplifiers
HF- Antennas	Two wire lines	Interferences	QRP
HF- RX Antennas	Feeder's Toolkit	Filters TVI/RFI	QRP PA
50- MHz Antennas	HF ATU	Homebrew Receivers	Radio and Ham History
VHF- Antennas	ATU for the 6- meters	Homebrew Transmitters	Old Russian/USSR Radio Equipment
UHF -Antennas	Antenna Parts	Matching Circuit for P.A	Amateurs Awards
EH- Antennas	Antenna Towers	QRP Transceivers	Free Radio and Electronics e- Books
TV Channels and Frequencies	Reception of Weather Stations	Useful Data	FM Radio Channels and Frequencies
MagLoop Antennas	Home-Brew Technics in Antenna Tools	PSU for Amateur Radio from Computer	Free Programme and Utility
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Last Updated:

December 29, 2019 12:13