By A Mystery Man Writer
™ Multiband End Fed Half Wave Antenna, NO TUNER needed!, 63ft (19.2m) long, Resonant on 40/20/15/10m, WARC bands with a tuner at 100 Watts
EFHW-4010
Radiowavz END FED Half Wave Antenna, 40M : Electronics
1K Plus™ Multiband End Fed Half Wave Antenna, NOTE: This antenna can’t cover the whole 80/75M band with low SWR, for lower SWR on the upper-end
EFHW-8010
Endfedz 40m can't be tuned? : r/amateurradio
EFHW 40/30/20/10
End Fed Half Wave (EFHW) antenna at Mt Stromlo
Link End Fed Half Wave Antenna and Tuner for SOTA
How to Design and Build a Field Expedient End-Fed Half-Wave Antenna for 20m, 40m and 80m – Ham Radio Outside the Box
End-Fed Half-Wave Antenna Kit