FREE Ham Radio Extra Class General Questions and Answers

Question 1

What frequency band does a 3-kHz USB signal fall into when the carrier frequency is indicated as 14.347 MHz?

Accepted Answer

14.347 to 14.350 MHz

Answer

14.344 to 14.347 MHz

Answer

14.3455 to 14.3485 MHz

Answer

14.347 to 14.647 MHz

Question 2

Which of the following best sums up how a speech processor affects a phone signal being transmitted with just one sideband?

Accepted Answer

It increases average power

Answer

It reduces harmonic distortion

Answer

It reduces intermodulation distortion

Answer

It increases peak power

Question 3

What kind of messages can an amateur station send to a third party in another nation?

Accepted Answer

Only messages relating to Amateur radio or remarks of a personal character, or messages relating to emergencies or disaster relief

Answer

Only messages for licensed amateurs

Answer

Any messages, as long as the text of the message is recorded in the station log

Answer

Any message, as long as the amateur operator is not paid

Question 4

When radio waves with frequencies above and below the LUF are launched into the ionosphere, what typically happens to them?

Accepted Answer

They are bent back to Earth

Answer

They are amplified by interaction with the ionosphere

Answer

They are bent and trapped in the ionosphere to circle Earth

Answer

They pass through the ionosphere

Question 5

When an antenna analyzer is being used to assess SWR, which of the following must be attached to it?

Accepted Answer

Antenna and feed line

Answer

Transmitter

Answer

Receiver

Answer

All of the above

Question 6

What abilities discovered when searching for hidden transmitters are beneficial to the Volunteer Monitoring Program?

Accepted Answer

Direction finding used to locate stations violating FCC rules

Answer

Hunters have an opportunity to transmit on non-amateur frequencies

Answer

Identification of out-of-band operation

Answer

Identification of different call signs

Question 7

What is a Beverage antenna used for primarily?

Accepted Answer

Directional receiving for low HF bands

Answer

Portable direction finding at higher HF frequencies

Answer

Portable direction finding at lower HF frequencies

Answer

Directional transmitting for low HF bands