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2m-70cm antennas super jpole
2m-70cm antennas super jpole
post 29 Jan 2024
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2m-70cm antennas super jpole
Frequency 144 MHz, 1,417 meters 4 feet ,7.79 inches - Frequency 440 MHz,0,463 meters, 1 feef, 6,26 inches
Simple 50MHz-J-Pole-Antenna
The bandwidth for a SWR 1,5 is greater than 1 MHz. The gain and pattern are the same as with a normal vertical dipole
Jpole Bibanda per i 2metri e i 70cm
Angolo di radiazione piuttosto alto, e' una antenna omnidirezionale utilizzabile anche per il traffico sui satelliti
Building A 2-meter J-Pole Antenna
So this J-pole is made for 146 Mhz so all of the lengths pertain to that frequency
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Frequency 144 MHz, 1,417 meters 4 feet ,7.79 inches - Frequency 440 MHz,0,463 meters, 1 feef, 6,26 inches
The bandwidth for a SWR 1,5 is greater than 1 MHz. The gain and pattern are the same as with a normal vertical dipole
Angolo di radiazione piuttosto alto, e' una antenna omnidirezionale utilizzabile anche per il traffico sui satelliti
So this J-pole is made for 146 Mhz so all of the lengths pertain to that frequency
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