Antenna quadrifilar helicoidal
- The quadrifilar helicoidal antenna quite a mouthful is easy to construct even though it does look complicated, and the results are excellent
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post 15 Sep 2026
Antenna for UHF VHF Links →
Antenna HALO per i 70 mhz
Antenna quad 144 MHz
Antenna HALO
Antenna Yagi 1240 Mhz
Antenne big-whell
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Antenna HALO per i 70 mhz- L’alimentazione avviene mediante il sistema denominato gamma-match con il condensatorev
Antenna quad 144 MHz- Versione da appartamento leggermente modificata a 6 elementi con guadagno teorico di 13 Db
Antenna HALO- A halo antenna, or halo, is a horizontally polarized, omnidirectional 1⁄2 wavelength dipole antenna, which has been bent into a loop with a small break on the side of the loop directly opposite the feed point
Antenna Yagi 1240 Mhz- Yagi for the 23 cm band drawing by DL9AQ
Antenne big-whell- Consists of three full-wave horizontal loops similar to a clover
Hamplus Quality Ham Radio Equipmen Automatic Remote Antenna Switch for 3 Radio and 6 Antennas
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