US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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1. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	All these choices are correct
B	Use three-wire cords and plugs for all AC powered equipment
C	Install mechanical interlocks in high-voltage circuits
D	Connect all AC powered station equipment to a common safety ground

2. - T0B02

What is required when climbing an antenna tower?

Select	Answer
A	All these choices are correct
B	Use appropriate tie-off to the tower at all times
C	Always wear an approved climbing harness
D	Have sufficient training on safe tower climbing techniques

3. - T0C13

Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

Select	Answer
A	The local zoning board
B	The station licensee
C	The FCC
D	Anyone who is near an antenna

4. - T1A09

Who selects a Frequency Coordinator?

Select	Answer
A	The local chapter of the Office of National Council of Independent Frequency Coordinators
B	FCC Regional Field Office
C	Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
D	The FCC Office of Spectrum Management and Coordination Policy

5. - T1B11

What is the maximum peak envelope power output for Technician class operators in their HF band segments?

Select	Answer
A	10 watts
B	100 watts
C	200 watts
D	50 watts

6. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

Select	Answer
A	Yes, for up to one year
B	Yes, as soon as you apply for renewal
C	Yes, for up to two years
D	No, you must wait until the license has been renewed

7. - T1D04

Under what conditions is an amateur station authorized to transmit music using a phone emission?

Select	Answer
A	When the music produces no spurious emissions
B	When the music is transmitted above 1280 MHz
C	When transmissions are limited to less than three minutes per hour
D	When incidental to an authorized retransmission of manned spacecraft communications

8. - T1E01

When may an amateur station transmit without a control operator?

Select	Answer
A	When the station licensee is away and another licensed amateur is using the station
B	When the transmitting station is an auxiliary station
C	Never
D	When using automatic control, such as in the case of a repeater

9. - T1F09

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

Select	Answer
A	Message forwarding station
B	Earth station
C	Beacon station
D	Repeater station

10. - T2A11

What term describes an amateur station that is transmitting and receiving on the same frequency?

Select	Answer
A	Multiplex
B	Diplex
C	Simplex
D	Full duplex

11. - T2B09

Why are simplex channels designated in the VHF/UHF band plans?

Select	Answer
A	So stations with simple transmitters can access the repeater without automated offset
B	For working DX only
C	So stations within range of each other can communicate without tying up a repeater
D	For contest operation

12. - T2C04

What is RACES?

Select	Answer
A	An FCC part 97 amateur radio service for civil defense communications during national emergencies
B	An international radio experimentation society
C	A radio contest held in a short period, sometimes called a “sprint”
D	An emergency organization combining amateur radio and citizens band operators and frequencies

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Polarization rotation
B	Amplification
C	Absorption
D	Knife-edge diffraction

14. - T3B09

What frequency range is referred to as UHF?

Select	Answer
A	300 to 3000 kHz
B	30 to 300 MHz
C	300 to 3000 MHz
D	30 to 300 kHz

15. - T3C04

Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

Select	Answer
A	Sporadic E
B	Backscatter
C	D region absorption
D	Gray-line propagation

16. - T4A12

What is an electronic keyer?

Select	Answer
A	A device for switching antennas from transmit to receive
B	A device for voice activated switching from receive to transmit
C	An interlock to prevent unauthorized use of a radio
D	A device that assists in manual sending of Morse code

17. - T4B11

Which of the following must be programmed into a D-STAR digital transceiver before transmitting?

Select	Answer
A	All these choices are correct
B	Your output power
C	The codec type being used
D	Your call sign

18. - T5A07

Why are metals generally good conductors of electricity?

Select	Answer
A	They have relatively high density
B	All these choices are correct
C	They have many free protons
D	They have many free electrons

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	15,000 milliamperes
B	1500 milliamperes
C	15 milliamperes
D	150 milliamperes

20. - T5C11

How much current is required to deliver 120 watts at a voltage of 12 volts DC?

Select	Answer
A	0.1 amperes
B	10 amperes
C	132 amperes
D	12 amperes

21. - T5D07

What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

Select	Answer
A	9600 amperes
B	0.667 amperes
C	200 amperes
D	1.5 amperes

22. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Varistor
B	Inductor
C	Diode
D	Capacitor

23. - T6B05

What type of transistor has a gate, drain, and source?

Select	Answer
A	Bipolar junction
B	Tesla-effect
C	Varistor
D	Field-effect

24. - T6C10

What is component 3 in figure T-3?

Select	Answer
A	Variable inductor
B	Connector
C	Variable capacitor
D	Meter

25. - T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Select	Answer
A	Transformer
B	Transducer
C	Multi-pole relay
D	Integrated circuit

26. - T7A08

Which of the following describes combining speech with an RF carrier signal?

Select	Answer
A	Modulation
B	Low-pass filtering
C	Oscillation
D	Impedance matching

27. - T7B02

What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

Select	Answer
A	The deviation of an FM transmitter is set too low
B	The microphone gain of the transmitter is turned up too high
C	The receiver is unable to reject strong signals outside the AM or FM band
D	The audio amplifier of the transmitter is overloaded

28. - T7C03

What does a dummy load consist of?

Select	Answer
A	A 50-ohm reactance used to terminate a transmission line
B	A non-inductive resistor mounted on a heat sink
C	A high-gain amplifier and a TR switch
D	A low-voltage power supply and a DC relay

29. - T7D06

Which of the following can damage a multimeter?

Select	Answer
A	Failing to connect one of the probes to ground
B	Not allowing it to warm up properly
C	Attempting to measure voltage when using the resistance setting
D	Attempting to measure resistance using the voltage setting

30. - T8A08

What is the approximate bandwidth of a typical single sideband (SSB) voice signal?

Select	Answer
A	6 kHz
B	1 kHz
C	3 kHz
D	15 kHz

31. - T8B08

What is meant by the statement that a satellite is operating in U/V mode?

Select	Answer
A	The satellite operates using ultraviolet frequencies
B	The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band
C	The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
D	The satellite frequencies are usually variable

32. - T8C07

What is Voice Over Internet Protocol (VoIP)?

Select	Answer
A	A set of rules specifying how to identify your station when linked over the internet to another station
B	A technique for measuring the modulation quality of a transmitter using remote sites monitored via the internet
C	A method of delivering voice communications over the internet using digital techniques
D	A technique employed to “spot” DX stations via the internet

33. - T8D07

Which of the following describes DMR?

Select	Answer
A	A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel
B	An automatic position tracking mode for FM mobiles communicating through repeaters
C	An automatic computer logging technique for hands-off logging when communicating while operating a vehicle
D	A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction

34. - T9A03

Which of the following describes a simple dipole oriented parallel to Earth's surface?

Select	Answer
A	A ground-wave antenna
B	A travelling-wave antenna
C	A vertically polarized antenna
D	A horizontally polarized antenna

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	Type N
B	RS-213
C	DB-25
D	UHF (PL-259/SO-239)

Figure T-3