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Antena Direcional for UHF


div>The boom should be aluminum and rectangular. The diameter used in the antenna tested for this project was 2x2 cm, and the total length of 1.80 meters
post 24 Mar 2024
Antena Direcional for UHF

Antenna for UHF VHF Links

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Double Twin Quad Antenna Project for 70cm
The Double Twin Quad Antenna for the two-meter band we were very surprised, if not deeply impressed, by its apparent performance

Dual band colinial 144-430
97 cm RG8U stretch VHF, 32 cm RG8U stretch UHF, 16 cm stretch RG8U UHF

Gamma match
The layot of the gamma-match,mnusthe capacitor, is one-half of a T

Embedded GSM antenna
Embedded GSM antennas Lambda/4 the red coloured part of the picture view is the part of antenna that will radiate at the lower band GSM 850/ 900MHz. A+B+C+D = 79 mm

Easy antenna dual band VHF-UHF
Questa antenna, concepita con l'aiuto di Yagi-Calculator, un piccolo programma molto pratico


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