A 3-Band Trap End Fed Half Wave (EFHW) Antenna for QRP Portable
QRPGuys Portable Multi-Band End Fed Antenna - QRPGuys
Triband end-fed half wave antenna for portable use
Microwave Antennas by A. Z. Fradin (Ebook) - Read free for 30 days
VLF Radio Engineering by Arthur D. Watt, A. L. Cullen, V. A. Fock (Ebook) - Read free for 30 days
Composite Structures of Steel and Concrete by Roger P. Johnson, Yong C. Wang (Ebook) - Read free for 30 days
Linear Network Theory by K. F. Sander, P. Hammond (Ebook) - Read free for 30 days
QRPGuys Portable Multi-Band End Fed Antenna - QRPGuys
Trapping the End Fed Antenna
EFHW 40/30/20/10
Programming Amateur Radios with CHIRP by Brian Schell (Ebook) - Read free for 30 days
ENDFED/EFHW Antenna & Choke – F5NPV – V85NPV
Broadband Planar Antennas by Zhi Ning Chen, Michael Yan Wah Chia (Ebook) - Read free for 30 days
Programming Amateur Radios with CHIRP by Brian Schell (Ebook) - Read free for 30 days
