ARRL Vocabulary Development 2

Question 1

What does the term 'repeater' refer to in amateur radio?

Accepted Answer

A station that receives and retransmits signals to extend range

Answer

A device that amplifies audio within a transceiver

Answer

A type of antenna used on VHF frequencies

Answer

A mode of digital communication

Question 2

In amateur radio terminology, what is 'simplex' operation?

Accepted Answer

Transmitting and receiving on the same frequency

Answer

Using two different frequencies to transmit and receive

Answer

Communicating through a repeater

Answer

A type of digital mode using single tones

Question 3

What is a 'net' in amateur radio?

Accepted Answer

An organized on-air meeting of amateur radio operators

Answer

A type of antenna mesh used for satellite work

Answer

The ground plane beneath a vertical antenna

Answer

A filter network inside a radio

Question 4

What does 'QRM' mean in the Q-code system?

Accepted Answer

I am receiving interference from other stations

Answer

Your transmission is fading

Answer

Shall I increase power?

Answer

Change to another frequency

Question 5

What is an 'Elmer' in amateur radio culture?

Accepted Answer

An experienced ham who mentors newer operators

Answer

An old vacuum-tube transceiver brand

Answer

The FCC call sign prefix for emergency coordinators

Answer

A type of antenna switching relay

Question 6

What does the term 'DX' mean in amateur radio?

Accepted Answer

Distant or foreign station

Answer

Digital transmission mode

Answer

Duplex communication

Answer

The decibel unit for cross-polarization

Question 7

What is 'full break-in' (QSK) in CW operation?

Accepted Answer

The ability to receive between individual Morse code elements

Answer

Transmitting with maximum legal power

Answer

A technique for sending CW without a key

Answer

Breaking into a conversation on a repeater