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Coaxial-Antenna for 27 MHz


A 2 mm wire 1.79 meters long by 27 MHz. This antenna whip is shortened with an antenna coil. The coil of the antenna must have a diameter of 17 mm and have 17 turns that must be wrapped tightly against each other
post 25 Jan 2024
Coaxial-Antenna for 27 MHz

Antenna CB 27 MHz Links

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3 element yagi for 11meter, I1WQR
Antenna with control swr system Harpin gamma match

Yagi due progetti per gli 11m
Yagi 4 elements for 27 MHz

Dipolo filare con balun per 27 mHz
dipole centering on channel 20 CB or 27.205 mHz and using a 4 mm copper braid, from the above mentioned formula we get 150 x 0.965 / 27.205 = 5.32 meters

Hentenna freq 27.500
Hentanna is that if it is mounted horizontally, the resulting RF field is vertically polarized and vice versa

Antenna Stealth Vertical Dipole
An antenna for the 11 meters in the attic


Take off angle of horizontal antenna

Take off angle of horizontal antenna For horizontal polarization, the electric field will move sideways on a horizontal plane, while for vertical polarization it will oscillate up and down on a vertical plane

A remote antenna switch

A remote antenna switch An abiding dislike for bundles of cables running on the exterior of my house, so a remote antenna switch seemed like a good idea

5 element yagi antenna for 28.5 Mhz

5 element yagi antenna for 28.5 Mhz Gamma match will be made with a 1/2 "aluminum tube and a 75 cm coaxial piece of RG8 without sock and sheath inside the tube