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. - T0A10

What hazard is caused by charging or discharging a battery too quickly?

Select	Answer
A	Overheating or out-gassing
B	Half-wave rectification
C	Inverse memory effect
D	Excess output ripple

2. - T0B04

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

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

3. - T0C09

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

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

4. - T1A10

What is the Radio Amateur Civil Emergency Service (RACES)?

Select	Answer
A	A radio service using amateur stations for emergency management or civil defense communications
B	An emergency service using amateur operators certified by a civil defense organization as being enrolled in that organization
C	A radio service using amateur frequencies for emergency management or civil defense communications
D	All these choices are correct

5. - T1B03

Which frequency is in the 6 meter amateur band?

Select	Answer
A	222.15 MHz
B	52.525 MHz
C	49.00 MHz
D	28.50 MHz

6. - T1C01

For which license classes are new licenses currently available from the FCC?

Select	Answer
A	Technician, Technician Plus, General, Amateur Extra
B	Technician, General, Amateur Extra
C	Novice, Technician, General, Amateur Extra
D	Novice, Technician Plus, General, Advanced

7. - T1D08

In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

Select	Answer
A	When the communication is made to obtain emergency information for a local broadcast station
B	When the communication is incidental to classroom instruction at an educational institution
C	When the communication is related to the sale of amateur equipment by the control operator's employer
D	All these choices are correct

8. - T1E06

When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

Select	Answer
A	At no time
B	As part of a multi-operator contest team
C	When using a club station whose trustee holds an Amateur Extra Class license
D	When designated as the control operator by an Amateur Extra Class licensee

9. - T1F01

When must the station and its records be available for FCC inspection?

Select	Answer
A	At any time upon request by an FCC representative
B	At any time after written notification by the FCC of such inspection
C	Only when presented with a valid warrant by an FCC official or government agent
D	At any time ten days after notification by the FCC of such an inspection

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	Notify the FCC of the transmissions
B	Conduct tests only between 10 p.m. and 6 a.m. local time
C	Identify the transmitting station
D	All these choices are correct

11. - T2B03

Which of the following describes a linked repeater network?

Select	Answer
A	Multiple repeaters with the same control operator
B	A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
C	A single repeater with more than one receiver
D	A system of repeaters linked by APRS

12. - T2C08

Which of the following is a characteristic of good traffic handling?

Select	Answer
A	Making decisions as to whether messages are worthy of relay or delivery
B	Ensuring that any newsworthy messages are relayed to the news media
C	Passing messages exactly as received
D	All these choices are correct

13. - T3A10

What effect does multi-path propagation have on data transmissions?

Select	Answer
A	Error rates are likely to increase
B	Transmission rates must be increased by a factor equal to the number of separate paths observed
C	No significant changes will occur if the signals are transmitted using FM
D	Transmission rates must be decreased by a factor equal to the number of separate paths observed

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C10

Which of the following bands may provide long-distance communications via the ionosphere’s F region during the peak of the sunspot cycle?

Select	Answer
A	70 centimeters and 1.25 meters
B	6 and 10 meters
C	All these choices are correct
D	23 centimeters

16. - T4A04

How are the transceiver audio input and output connected in a station configured to operate using FT8?

Select	Answer
A	To a computer connected to the FT8converter.com website
B	To an FT8 conversion unit, a keyboard, and a computer monitor
C	To the audio input and output of a computer running WSJT-X software
D	To a computer running a terminal program and connected to a terminal node controller unit

17. - T4B05

What does the scanning function of an FM transceiver do?

Select	Answer
A	Prevents interference to nearby repeaters
B	Checks incoming signal deviation
C	Checks for messages left on a digital bulletin board
D	Tunes through a range of frequencies to check for activity

18. - T5A09

Which of the following describes alternating current?

Select	Answer
A	All these answers are correct
B	Current that alternates between positive and negative directions
C	Current that alternates between a negative direction and zero
D	Current that alternates between a positive direction and zero

19. - T5B09

Which decibel value most closely represents a power increase from 5 watts to 10 watts?

Select	Answer
A	2 dB
B	10 dB
C	5 dB
D	3 dB

20. - T5C13

What is the abbreviation for kilohertz?

Select	Answer
A	khz
B	khZ
C	KHZ
D	kHz

21. - T5D10

What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

Select	Answer
A	1 volt
B	1.5 volts
C	0.25 volts
D	2.5 volts

22. - T6A08

What is the function of an SPDT switch?

Select	Answer
A	Two circuits are each switched between one of two other circuits
B	A single circuit is opened or closed
C	Two circuits are opened or closed
D	A single circuit is switched between one of two other circuits

23. - T6B02

What electronic component allows current to flow in only one direction?

Select	Answer
A	Driven element
B	Fuse
C	Diode
D	Resistor

24. - T6C07

What is component 8 in figure T-2?

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

25. - T6D06

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

Select	Answer
A	Transistor
B	Diode
C	Transformer
D	Variable capacitor

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

Select	Answer
A	Oscillator
B	Phase modulator
C	Reactance modulator
D	Low-pass filter

27. - T7B07

Which of the following can reduce overload of a VHF transceiver by a nearby commercial FM station?

Select	Answer
A	Installing bypass capacitors on the microphone cable
B	Installing a band-reject filter
C	Using double-shielded coaxial cable
D	Installing an RF preamplifier

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It is radiated as harmonics
B	It distorts the signal
C	It increases the SWR
D	It is converted into heat

29. - T7D06

Which of the following can damage a multimeter?

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

30. - T8A07

What is a characteristic of single sideband (SSB) compared to FM?

Select	Answer
A	SSB signals are easier to tune in correctly
B	SSB signals have narrower bandwidth
C	All these choices are correct
D	SSB signals are less susceptible to interference

31. - T8B08

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

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

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

Select	Answer
A	A system for providing access to websites via amateur radio
B	A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
C	A technique for measuring signal strength of an amateur transmitter via the internet
D	A system for informing amateurs in real time of the frequency of active DX stations

33. - T8D02

What is a “talkgroup” on a DMR repeater?

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

34. - T9A09

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

Select	Answer
A	6
B	50
C	236
D	112

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The loss decreases
B	The characteristic impedance increases
C	The loss increases
D	The characteristic impedance decreases

Figure T-2