Quiz 2 - VHF & UHF

VHF uses what type of propogation to transmit?

• Sky Waves

• Line of Sight

• Close field waves

• Horizontal waves

What is duplex operation ?

• Operation in which communication between two terminals may occur in either direction simultaneously

• Operation in which communication between two terminals may occur in either direction, but only in one direction at a time

• communication method where both transmitter and receiver are operating on a single (or the same) frequency

• communication method where both transmitter and receiver are operating on a single (or the same) frequency

What does VHF stand for?

• Very High Failure

• Very High Frequency

• Value Hard Frequency

• Virtual hearing Frequency

What is the function of the repeater?

• Copies the signal

• Amplifies the signal

• Repeats what the signal does

• Copies the signal and sends it out

What does UHF stand for?

• Unni-direction High Frequency

• Under High Frequency

• Ultra High Frequency

• Umbrage High Frequency

What is the Frequency Range for HF?

• 300KHz - 3MHz

• 3MHz - 30MHz

• 30MHz - 300MHz

• 3GHz - 30GHz

What is the Frequency Range for VHF?

• 300KHz - 3MHz

• 3MHz - 30MHz

• 30MHz - 300MHz

• 3GHz - 30GHz

What is the Frequency Range for SHF?

• 30GHz - 300GHz

• 30MHz - 300MHz

• 3GHz - 30GHz

• 300MHz - 3GHz

What is Simplex operation ?

• The radio stations are communicating with each other directly and on same frequency

• The radio stations are communicating with each other directly and on different frequency

What band of frequency does FM radio operate in?

• 300KHz - 3MHz

• 3MHz - 30MHz

• 30MHz - 300MHz

• 3GHz - 30GHz