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The EF5 antenna is a wired monoband 3.5 MHz, 1/2 wave, designed...
Wired loop with a perimeter of 86 m, with non-inductive load, made of...
Voltage Balun ratio 1:13 (ex: 50 => 650 ohms). Maximum power: 1000 W PEP, to make folded dipole antennas. Robust aluminum body diameter: 5 cm (thickness: 2mm), real HF ferrite toroid and SO-239 connector.
Voltage Balun ratio 1:13 (ex: 50 => 650 ohms). Maximum power: 800 W PEP, to make folded dipole antennas. Robust aluminum body diameter: 6 cm (thickness: 2mm), real HF ferrite toroid and SO-239 connector + Choke Balun integrated.