Antentop is FREE e-magazine devoted to Antennas and Amateur Radio an

Special page devoted to

Modified Dipole Antenna

DL1BA

for 40- and 20- meter Bands

Modified Dipole Antenna DL1BA for 40- and 20- meter Bands: By: Igor Vakhreev, RW4HFN

Credit Line: Forum from:
www.cqham.ru

In my opinion the explanation how the DL1BA Antenna (Antentop 01- 2015, pp: 53-55, Dipole Antenna for 40- and 20- meter Bands) is working at the 20- meter Band is very simple. Parts of the antenna- there are long wire (5.6-meter length) before inductor, inductor and short wire (1.5- meter length) after inductor - make 1.5- lambda dipole at the 20- meter Band....

 

PDF file, 160 KB (ANTENTOP-01-2015, pp: 56- 57)

Download PDF File!

MMANA File

HTML Version

Contents for AntenTop 01- 2015

Modified DL1BA Dipole Antenna for 40- and 20- meter Bands

 

 

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
W4RNL IS LIVE!

Just for Fun:

Powered byIP2Location.com

Thanks for your time!

Last Updated:

February 4, 2018 18:18