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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Bond them together with heavy wire or conductive strap
B	Waterproof them with silicone caulk or electrical tape
C	Keep them as far apart as possible
D	Tune them for resonance on the lowest frequency of operation

2. - T0B03

Under what circumstances is it safe to climb a tower without a helper or observer?

Select	Answer
A	When the work being done is not more than 20 feet above the ground
B	When no electrical work is being performed
C	When no mechanical work is being performed
D	Never

3. - T0C07

What hazard is created by touching an antenna during a transmission?

Select	Answer
A	RF burn to skin
B	Radiation poisoning
C	All these choices are correct
D	Electrocution

4. - T1A03

What do the FCC rules state regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

Select	Answer
A	It is required when in contact with foreign stations
B	It is required when transmitting emergency messages
C	All these choices are correct
D	It is encouraged

5. - T1B05

How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

Select	Answer
A	Spread spectrum only
B	Fixed digital message forwarding systems only
C	Fast-scan television only
D	Emergency traffic only

6. - T1C09

What is the grace period for renewal if an amateur license expires?

Select	Answer
A	Two years
B	Five years
C	Ten years
D	Three years

7. - T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Select	Answer
A	Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications
B	Any country banned from making such communications by the American Radio Relay League (ARRL)
C	Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
D	Any country banned from such communications by the International Amateur Radio Union (IARU)

8. - T1E09

Which of the following are required for remote control operation?

Select	Answer
A	A control operator is required at all times
B	All these choices are correct
C	The control operator must indirectly manipulate the controls
D	The control operator must be at the control point

9. - T1F05

What method of call sign identification is required for a station transmitting phone signals?

Select	Answer
A	Send the call sign followed by the indicator RPT
B	Send the call sign using only a phone emission
C	Send the call sign using a CW or phone emission
D	Send the call sign followed by the indicator R

10. - T2A01

What is a common repeater frequency offset in the 2 meter band?

Select	Answer
A	Plus or minus 1 MHz
B	Plus or minus 500 kHz
C	Plus or minus 600 kHz
D	Plus or minus 5 MHz

11. - T2B05

What would cause your FM transmission audio to be distorted on voice peaks?

Select	Answer
A	You are talking too loudly
B	Your transmit power is too high
C	Your repeater offset is inverted
D	You need to talk louder

12. - T2C10

What information is contained in the preamble of a formal traffic message?

Select	Answer
A	Information needed to track the message
B	The address of the intended recipient
C	The email address of the originating station
D	The telephone number of the addressee

13. - T3A03

What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

Select	Answer
A	Horizontal
B	Vertical
C	Right-hand circular
D	Left-hand circular

14. - T3B11

What is the approximate velocity of a radio wave in free space?

Select	Answer
A	300,000,000 meters per second
B	300,000,000 miles per hour
C	150,000 miles per hour
D	150,000 meters per second

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	There is less atmospheric interference (static) on HF
B	HF accommodates wider bandwidth signals
C	HF antennas are generally smaller
D	Long-distance ionospheric propagation is far more common on HF

16. - T4A05

Where should an RF power meter be installed?

Select	Answer
A	At the power supply output
B	In parallel with the push-to-talk line and the antenna
C	In the power supply cable, as close as possible to the radio
D	In the feed line, between the transmitter and antenna

17. - T4B06

Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

Select	Answer
A	The bandwidth selection
B	The tone squelch
C	The RIT or Clarifier
D	The AGC or limiter

18. - T5A01

Electrical current is measured in which of the following units?

Select	Answer
A	Volts
B	Ohms
C	Amperes
D	Watts

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	0.5 watts
B	0.02 watts
C	50 watts
D	5 watts

20. - T5C02

What is the unit of capacitance?

Select	Answer
A	The volt
B	The henry
C	The farad
D	The ohm

21. - T5D12

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

Select	Answer
A	8 volts
B	12 volts
C	0.2 volts
D	20 volts

22. - T6A05

What type of electrical component consists of conductive surfaces separated by an insulator?

Select	Answer
A	Potentiometer
B	Resistor
C	Oscillator
D	Capacitor

23. - T6B11

What is the term that describes a device's ability to amplify a signal?

Select	Answer
A	Gain
B	On resistance
C	Forward voltage drop
D	Forward resistance

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Transistor
B	Ground symbol
C	Battery
D	Resistor

25. - T6D07

Which of the following is commonly used as a visual indicator?

Select	Answer
A	LED
B	Bipolar transistor
C	FET
D	Zener diode

26. - T7A10

What device increases the transmitted output power from a transceiver?

Select	Answer
A	All these choices are correct
B	An RF power amplifier
C	A voltage divider
D	An impedance network

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Talk louder into the microphone
B	Let the transceiver cool off
C	Talk farther away from the microphone
D	Change to a higher power level

28. - T7C01

What is the primary purpose of a dummy load?

Select	Answer
A	To improve the signal-to-noise ratio of a receiver
B	To improve the efficiency of an antenna
C	To prevent transmitting signals over the air when making tests
D	To prevent over-modulation of a transmitter

29. - T7D07

Which of the following measurements are made using a multimeter?

Select	Answer
A	Signal strength and noise
B	Impedance and reactance
C	Voltage and resistance
D	All these choices are correct

30. - T8A03

Which type of voice mode is often used for long-distance (weak signal) contacts on the VHF and UHF bands?

Select	Answer
A	FM
B	DRM
C	SSB
D	PM

31. - T8B09

What causes spin fading of satellite signals?

Select	Answer
A	Rotation of the satellite and its antennas
B	Doppler shift of the received signal
C	Circular polarized noise interference radiated from the sun
D	Interfering signals within the satellite uplink band

32. - T8C01

Which of the following methods is used to locate sources of noise interference or jamming?

Select	Answer
A	Doppler radar
B	Echolocation
C	Phase locking
D	Radio direction finding

33. - T8D11

What is an ARQ transmission system?

Select	Answer
A	A special transmission format limited to video signals
B	A method of compressing data using autonomous reiterative Q codes prior to final encoding
C	A system used to encrypt command signals to an amateur radio satellite
D	An error correction method in which the receiving station detects errors and sends a request for retransmission

34. - T9A09

What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

Select	Answer
A	112
B	6
C	50
D	236

35. - T9B06

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

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

Figure T-1