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. - T0A01

Which of the following is a safety hazard of a 12-volt storage battery?

Select	Answer
A	Shorting the terminals can cause burns, fire, or an explosion
B	RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas
C	All these choices are correct
D	Touching both terminals with the hands can cause electrical shock

2. - T0B04

Which of the following is an important safety precaution to observe when putting up an antenna tower?

Select	Answer
A	All these choices are correct
B	Insulate the base of the tower to avoid lightning strikes
C	Wear a ground strap connected to your wrist at all times
D	Look for and stay clear of any overhead electrical wires

3. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

Select	Answer
A	All these choices are correct
B	By re-evaluating the station whenever an item in the transmitter or antenna system is changed
C	By informing the FCC of any changes made in your station
D	By making sure your antennas have low SWR

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

Select	Answer
A	The FCC
B	Homeland Security
C	All these choices are correct
D	FEMA

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	200 watts
C	100 watts
D	50 watts

6. - T1C05

Which of the following is a valid Technician class call sign format?

Select	Answer
A	W1XX
B	KF1XXX
C	All these choices are correct
D	KA1X

7. - T1D11

When may an amateur station transmit without identifying on the air?

Select	Answer
A	When the transmitted power level is below 1 watt
B	When transmitting signals to control model craft
C	When the transmissions are unmodulated
D	When the transmissions are of a brief nature to make station adjustments

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The person operating the station equipment
B	The station licensee
C	The station custodian
D	The third party participant

9. - T1F10

Who is accountable if a repeater inadvertently retransmits communications that violate the FCC rules?

Select	Answer
A	The owner of the repeater
B	Both the originating station and the repeater owner
C	The control operator of the repeater
D	The control operator of the originating station

10. - T2A05

How should you respond to a station calling CQ?

Select	Answer
A	Transmit your call sign followed by the other station’s call sign
B	Transmit a signal report followed by your call sign
C	Transmit the other station’s call sign followed by your call sign
D	Transmit "CQ" followed by the other station’s call sign

11. - T2B04

Which of the following could be the reason you are unable to access a repeater whose output you can hear?

Select	Answer
A	You are using the wrong CTCSS tone
B	Improper transceiver offset
C	All these choices are correct
D	You are using the wrong DCS code

12. - T2C01

When do FCC rules NOT apply to the operation of an amateur station?

Select	Answer
A	When operating a RACES station
B	When operating under special FEMA rules
C	When operating under special ARES rules
D	FCC rules always apply

13. - T3A11

Which region of the atmosphere can refract or bend HF and VHF radio waves?

Select	Answer
A	The mesosphere
B	The troposphere
C	The stratosphere
D	The ionosphere

14. - T3B09

What frequency range is referred to as UHF?

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

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

16. - T4A02

Which of the following should be considered when selecting an accessory SWR meter?

Select	Answer
A	All these choices are correct
B	The types of modulation being used at the station
C	The distance that the meter will be located from the antenna
D	The frequency and power level at which the measurements will be made

17. - T4B04

What is a way to enable quick access to a favorite frequency or channel on your transceiver?

Select	Answer
A	Enable the frequency offset
B	Enable the VOX
C	Store it in a memory channel
D	Use the scan mode to select the desired frequency

18. - T5A11

What type of current flow is opposed by resistance?

Select	Answer
A	Alternating current
B	Direct current
C	All these choices are correct
D	RF current

19. - T5B02

Which is equal to 1,500,000 hertz?

Select	Answer
A	150 kHz
B	1500 MHz
C	15 GHz
D	1500 kHz

20. - T5C01

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

Select	Answer
A	Inductance
B	Capacitance
C	Resistance
D	Tolerance

21. - T5D11

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

Select	Answer
A	11 volts
B	10 volts
C	9 volts
D	1 volt

22. - T6A12

What type of switch is represented by component 3 in figure T-2?

Select	Answer
A	Single-pole double-throw
B	Single-pole single-throw
C	Double-pole single-throw
D	Double-pole double-throw

23. - T6B04

Which of the following components can consist of three regions of semiconductor material?

Select	Answer
A	Pentagrid converter
B	Triode
C	Alternator
D	Transistor

24. - T6C08

What is component 9 in figure T-2?

Select	Answer
A	Variable resistor
B	Variable capacitor
C	Variable inductor
D	Variable transformer

25. - T6D06

What component changes 120 V AC power to a lower AC voltage for other uses?

Select	Answer
A	Transistor
B	Variable capacitor
C	Diode
D	Transformer

26. - T7A11

Where is an RF preamplifier installed?

Select	Answer
A	At the output of the transmitter power amplifier
B	Between the antenna and receiver
C	Between the transmitter and the antenna tuner
D	At the output of the receiver audio amplifier

27. - T7B11

What is a symptom of RF feedback in a transmitter or transceiver?

Select	Answer
A	Excessive SWR at the antenna connection
B	Reports of garbled, distorted, or unintelligible voice transmissions
C	The transmitter will not stay on the desired frequency
D	Frequent blowing of power supply fuses

28. - T7C03

What does a dummy load consist of?

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

29. - T7D02

How is a voltmeter connected to a component to measure applied voltage?

Select	Answer
A	In parallel
B	In phase
C	In series
D	In quadrature

30. - T8A11

What is the approximate bandwidth required to transmit a CW signal?

Select	Answer
A	15 kHz
B	1000 Hz
C	150 Hz
D	2.4 kHz

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

Select	Answer
A	Time of day accurate to plus or minus 1/10 second
B	All these choices are correct
C	Health and status of the satellite
D	The signal strength of received signals

32. - T8C07

What is Voice Over Internet Protocol (VoIP)?

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

33. - T8D02

What is a “talkgroup” on a DMR repeater?

Select	Answer
A	A group of operators sharing common interests
B	A protocol that increases the signal-to-noise ratio when multiple repeaters are linked together
C	A net that meets at a specified time
D	A way for groups of users to share a channel at different times without hearing other users on the channel

34. - T9A09

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

Select	Answer
A	6
B	112
C	50
D	236

35. - T9B09

What can cause erratic changes in SWR?

Select	Answer
A	Loose connection in the antenna or feed line
B	Overload from a strong local station
C	Over-modulation
D	Local thunderstorm

Figure T-2