Which of the following
antennas is commonly used in communications for a frequency band of 10 MHz to VHF and UHF?
A. Omnidirectional antenna
B. Dipole antenna
C. Yagi antenna
D. Parabolic grid antenna
Which of the following
antennas is commonly used in communications for a frequency band of 10 MHz to VHF and UHF?
A. Omnidirectional antenna
B. Dipole antenna
C. Yagi antenna
D. Parabolic grid antenna