Question G9A07
From subelement G9 - G9A
G9A07
Answer: DWhat must be done to prevent standing waves on a feed line connected to an antenna?
AThe antenna feed point must be at DC ground potential
BThe feed line must be an odd number of electrical quarter wavelengths long
CThe feed line must be an even number of physical half wavelengths long
DThe antenna feed point impedance must be matched to the characteristic impedance of the feed line