Current Ham Radio Test Pools
Select the most correct answer for each question, then submit your practice test to check your score. This practice test randomly pulls one question from each topic in the Technician pool.
When is it permissible to transmit messages encoded to hide their meaning?
What is the unit of frequency?
In the United States, what is connected to the green wire in a three-wire electrical AC plug?
What is an advantage of single sideband (SSB) over FM for voice transmissions?
What happens to current at the junction of two components in parallel?
Which of the following is a guideline when choosing an operating frequency for calling CQ?
What is the impedance of most coaxial cables used in amateur radio installations?
What instrument is used to measure resistance?
What is a symptom of RF feedback in a transmitter or transceiver?
What type of electrical component stores energy in a magnetic field?
Which of the following is commonly used as a visual indicator?
What code is used when sending CW in the amateur bands?
What mode is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?
Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?
What is the most common use of the "reverse split" function of a VHF/UHF transceiver?
What are the two components of a radio wave?
What type of antennas are the quad, Yagi, and dish?
Which of the following is used to convert a radio signal from one frequency to another?
What is the Internet Radio Linking Project (IRLP)?
What information is contained in the preamble of a formal traffic message?
What causes spin fading of satellite signals?
If an ammeter calibrated in amperes is used to measure a 3000-milliampere current, what reading would it show?
What could happen if a person accidentally touched your antenna while you were transmitting?
What is component 3 in figure T3?
Under what circumstances is it safe to climb a tower without a helper or observer?
What does a dummy load consist of?
How much voltage does a mobile transceiver typically require?
Which of the following could be used to remove power line noise or ignition noise?
What can happen if the antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?
Which of the following components can consist of three layers of semiconductor material?
On which HF bands does a Technician class operator have phone privileges?
When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an exclusive Amateur Extra class operator segment of the amateur bands?
Which of the following connections might be used between a voice transceiver and a computer for digital operation?
Which of the following is an acceptable language to use for station identification when operating in a phone sub-band?
Which of the following is a valid call sign for a Technician class amateur radio station?