A radio communication service for the purpose of self-training, intercommunication and technical investigations carried out by amateurs, that is, duly authorized persons interested in radio technique solely with a personal aim and without pecuniary interest. The End Fed Half Wave Length Antenna. How To Make An EFHW Work. QRP EFHW Coupler for 17 through 30m. QRO EFHW Coupler for 20 through 40m.

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WG8 - Focusing Antenna Systems. Did you forget login? Antennas Virtual Centre of Excellence. Antennas Virtual Centre of Excellence. Antennas VCE is designed to provide a set of added value services to this Community by establishing a single point to share information across the entire research-manufacturing-users chain.

Darr; Skip to Main Content. Fostering creative research in modern electromagnetics, communications, and antennas. Attract the best and most motivated students. Publish enduring scientific papers and books. Create visibility by active participation. Develop partnership with industrial and governmental agencies. Published over 30 books and book chapters, and over 900 papers. Pioneered new designs and techniques.

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