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Small Directional Antenna for 21- MHz Band

Small Directional Antenna for 21- MHz Band: by: Eugeney Shelekasov, RX3AX

The antenna is experimental variant of small directional antenna. Antenna is easy to do and for tuning, require a small room for installation, therefore provide good directivity…

 

PDF file, 160 KB (ANTENTOP-01-2018, p.: 24)

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Contents for AntenTop 01- 2018

 

Small Directional Antenna for 21- MHz Band

 

 

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 26, 2018 0:56