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	Install mechanical interlocks in high-voltage circuits
C	Use three-wire cords and plugs for all AC powered equipment
D	Connect all AC powered station equipment to a common safety ground

2. - T0B09

Why should you avoid attaching an antenna to a utility pole?

Select	Answer
A	The antenna could contact high-voltage power lines
B	The antenna will not work properly because of induced voltages
C	All these choices are correct
D	The 60 Hz radiations from the feed line may increase the SWR

3. - T0C06

Which of the following is an acceptable method to determine whether your station complies with FCC RF exposure regulations?

Select	Answer
A	All these choices are correct
B	By calculation based on computer modeling
C	By measurement of field strength using calibrated equipment
D	By calculation based on FCC OET Bulletin 65

4. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	At no time
B	At any time, stations in the Amateur Radio Service are not protected from willful interference
C	When making short test transmissions
D	To stop another amateur station that is breaking the FCC rules

5. - T1B04

Which amateur band includes 146.52 MHz?

Select	Answer
A	70 centimeters
B	6 meters
C	2 meters
D	20 meters

6. - T1C03

What types of international communications are an FCC-licensed amateur radio station permitted to make?

Select	Answer
A	Communications incidental to the purposes of the Amateur Radio Service and remarks of a personal character
B	Any communications that would be permitted by an international broadcast station
C	Only communications incidental to contest exchanges; all other communications are prohibited
D	Communications incidental to conducting business or remarks of a personal nature

7. - T1D10

How does the FCC define broadcasting for the Amateur Radio Service?

Select	Answer
A	Transmissions intended for reception by the general public
B	Two-way transmissions by amateur stations
C	Transmission of messages directed only to amateur operators
D	Any transmission made by the licensed station

8. - T1E09

Which of the following are required for remote control operation?

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

9. - T1F02

How often must you identify with your FCC-assigned call sign when using tactical call signs such as “Race Headquarters”?

Select	Answer
A	Once during every hour
B	At the end of every transmission
C	At the end of each communication and every ten minutes during a communication
D	Never, the tactical call is sufficient

10. - T2A08

What is the meaning of the procedural signal “CQ”?

Select	Answer
A	Calling any station
B	Only the called station should transmit
C	Call on the quarter hour
D	Test transmission, no reply expected

11. - T2B01

How is a VHF/UHF transceiver’s “reverse” function used?

Select	Answer
A	To listen on a repeater’s input frequency
B	To listen on a repeater’s output frequency
C	To reduce power output
D	To increase power output

12. - T2C02

Which of the following are typical duties of a Net Control Station?

Select	Answer
A	All these choices are correct
B	Call the net to order and direct communications between stations checking in
C	Ensure that all stations checking into the net are properly licensed for operation on the net frequency
D	Choose the regular net meeting time and frequency

13. - T3A05

When using a directional antenna, how might your station be able to communicate with a distant repeater if buildings or obstructions are blocking the direct line of sight path?

Select	Answer
A	Try to find a path that reflects signals to the repeater
B	Increase the antenna SWR
C	Change from vertical to horizontal polarization
D	Try the long path

14. - T3B11

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

Select	Answer
A	300,000,000 miles per hour
B	150,000 miles per hour
C	300,000,000 meters per second
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 antennas are generally smaller
C	HF accommodates wider bandwidth signals
D	Long-distance ionospheric propagation is far more common on HF

16. - T4A07

Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

Select	Answer
A	Computer “line in” to transceiver push-to-talk
B	Computer “line out” to transceiver push-to-talk
C	Computer “line in” to transceiver speaker connector
D	Computer “line out” to transceiver speaker connector

17. - T4B02

Which of the following can be used to enter a transceiver’s operating frequency?

Select	Answer
A	The Automatic Frequency Control
B	All these choices are correct
C	The CTCSS or DTMF encoder
D	The keypad or VFO knob

18. - T5A02

Electrical power is measured in which of the following units?

Select	Answer
A	Volts
B	Watts
C	Watt-hours
D	Amperes

19. - T5B13

Which is equal to 2425 MHz?

Select	Answer
A	24.25 GHz
B	2425 GHz
C	2.425 GHz
D	0.002425 GHz

20. - T5C01

What describes the ability to store energy in an electric field?

Select	Answer
A	Resistance
B	Inductance
C	Tolerance
D	Capacitance

21. - T5D04

What is the resistance of a circuit in which a current of 3 amperes flows when connected to 90 volts?

Select	Answer
A	30 ohms
B	270 ohms
C	93 ohms
D	3 ohms

22. - T6A07

What electrical component is typically constructed as a coil of wire?

Select	Answer
A	Diode
B	Capacitor
C	Inductor
D	Switch

23. - T6B03

Which of these components can be used as an electronic switch?

Select	Answer
A	Varistor
B	Thermistor
C	Potentiometer
D	Transistor

24. - T6C07

What is component 8 in figure T-2?

Select	Answer
A	Light emitting diode
B	Inductor
C	Regulator IC
D	Resistor

25. - T6D05

What type of circuit controls the amount of voltage from a power supply?

Select	Answer
A	Filter
B	Regulator
C	Phase inverter
D	Oscillator

26. - T7A10

What device increases the transmitted output power from a transceiver?

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

27. - T7B09

What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

Select	Answer
A	Add a preamplifier to the TV antenna input
B	Add a low-pass filter to the TV antenna input
C	Add a high-pass filter to the TV antenna input
D	Be sure all TV feed line coaxial connectors are installed properly

28. - T7C03

What does a dummy load consist of?

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

29. - T7D06

Which of the following can damage a multimeter?

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

30. - T8A04

Which type of modulation is commonly used for VHF and UHF voice repeaters?

Select	Answer
A	PSK
B	AM
C	FM or PM
D	SSB

31. - T8B02

What is the impact of using excessive effective radiated power on a satellite uplink?

Select	Answer
A	Overloading the satellite batteries
B	Possibility of rebooting the satellite control computer
C	Possibility of commanding the satellite to an improper mode
D	Blocking access by other users

32. - T8C09

Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?

Select	Answer
A	EchoLink
B	IRLP
C	D-STAR
D	DMR

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	Weather data
B	GPS position data
C	Text messages
D	All these choices are correct

34. - T9A09

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

Select	Answer
A	112
B	50
C	6
D	236

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	Less antenna wear
B	Reduced television interference
C	All these choices are correct
D	Reduced signal loss

Figure T-2