HELICAL ANTENNAS

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CHARACTERISTICS

Used for wide bandwidth (up to 2:1) applications. Ie 200 to 400 mHz
Produces Right Hand Circularity ( if wound right hand) or Left Hand Circularity if wound left hand
Typically used between 100 to 2000 mHz
Usable gain range of 6 dBi to 17 dBi
Typically 3 dB less gain than a Yagi of similar length
Generally rear mounted
Easily matched to 50 Ohm coaxial cable
No Balun required as feed point comes out through the rear reflector plane

FREQUENCY RANGE

VHF+ 30MHz and up