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J-Pole for 144-146 MHz
Sia in VHF che in UHF l' SWR e' circa 1:1 sulla porzione di banda che mi interessa
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Antena OSJ dual band VHF / UHF com um cabo
It consists of a half-wave dipole element, which instead of being fed from the center as is more common is fed from one end in this case, the bottom
Antenne en J alimentee par un cable coaxial
Like the model supplied by a two-wire line, it consists of a radiating element of half-wave length attacked at its lower end by a quarter-wave line
J-antenna supplied by a two-wire line
The J antenna, so called because of its shape, is generally used on 2m and 70cm, even 23 cm and 6m
Antenne verticale VHF Slim-Jim
The Slim-Jim vertical antenna is of the 1/2 wave type supplied at the end end fed and therefore does not require a ground plane unlike a 1/4 wave type antenna
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It consists of a half-wave dipole element, which instead of being fed from the center as is more common is fed from one end in this case, the bottom
Like the model supplied by a two-wire line, it consists of a radiating element of half-wave length attacked at its lower end by a quarter-wave line
The J antenna, so called because of its shape, is generally used on 2m and 70cm, even 23 cm and 6m
The Slim-Jim vertical antenna is of the 1/2 wave type supplied at the end end fed and therefore does not require a ground plane unlike a 1/4 wave type antenna
PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map
Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica
SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic