Helical antennas are often used for satellite tracking in VHF range be

1.	Helical antennas are often used for satellite tracking in VHF range because of:
A.	Troposcatter
B.	Super - refraction
C.	Ionospheric refraction
D.	Faraday effect
Answer» E.

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Helical antennas are often used for satellite tracking in VHF range because of:

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