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. - T0A08

Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

Select	Answer
A	In parallel with the hot and neutral conductors
B	In series with the hot conductor only
C	In series with the hot and neutral conductors
D	In parallel with the hot conductor only

2. - T0B10

Which of the following is true when installing grounding conductors used for lightning protection?

Select	Answer
A	Wires must be carefully routed with precise right-angle bends
B	Use only non-insulated wire
C	Sharp bends must be avoided
D	Common grounds must be avoided

3. - T0C05

Why do exposure limits vary with frequency?

Select	Answer
A	Higher frequency RF fields are transient in nature
B	The human body absorbs more RF energy at some frequencies than at others
C	Lower frequency RF fields do not penetrate the human body
D	Lower frequency RF fields have more energy than higher frequency fields

4. - T1A10

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

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

5. - T1B09

Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

Select	Answer
A	So that modulation sidebands do not extend beyond the band edge
B	To allow for calibration error in the transmitter frequency display
C	To allow for transmitter frequency drift
D	All these choices are correct

6. - T1C03

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

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

7. - T1D05

When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

Select	Answer
A	When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
B	When no profit is made on the sale
C	Never
D	When selling amateur radio equipment and not on a regular basis

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

9. - T1F06

Which of the following self-assigned indicators are acceptable when using a phone transmission?

Select	Answer
A	KL7CC slash W3
B	All these choices are correct
C	KL7CC stroke W3
D	KL7CC slant W3

10. - T2A04

What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Select	Answer
A	Say "break, break," then say the station's call sign
B	Say "CQ" three times, then the other station's call sign
C	Wait for the station to call CQ, then answer
D	Say the station's call sign, then identify with your call sign

11. - T2B10

Which Q signal indicates that you are receiving interference from other stations?

Select	Answer
A	QTH
B	QRM
C	QSB
D	QRN

12. - T2C08

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

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

13. - T3A07

What weather condition might decrease range at microwave frequencies?

Select	Answer
A	Precipitation
B	Low barometric pressure
C	Colder temperatures
D	High winds

14. - T3B06

What is the formula for converting frequency to approximate wavelength in meters?

Select	Answer
A	Wavelength in meters equals frequency in hertz divided by 300
B	Wavelength in meters equals 300 divided by frequency in megahertz
C	Wavelength in meters equals frequency in megahertz divided by 300
D	Wavelength in meters equals frequency in hertz multiplied by 300

15. - T3C01

Why are simplex UHF signals rarely heard beyond their radio horizon?

Select	Answer
A	They are too weak to go very far
B	FCC regulations prohibit them from going more than 50 miles
C	UHF signals are absorbed by the ionospheric D region
D	UHF signals are usually not propagated by the ionosphere

16. - T4A05

Where should an RF power meter be installed?

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

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By retrieving the frequencies from transceiver memory
B	By enabling the group’s CTCSS tone
C	By activating automatic identification
D	By entering the group’s identification code

18. - T5A08

Which of the following is a good electrical insulator?

Select	Answer
A	Mercury
B	Glass
C	Aluminum
D	Copper

19. - T5B10

Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

Select	Answer
A	-9 dB
B	-6 dB
C	-3 dB
D	-1 dB

20. - T5C13

What is the abbreviation for kilohertz?

Select	Answer
A	KHZ
B	kHz
C	khZ
D	khz

21. - T5D02

What formula is used to calculate voltage in a circuit?

Select	Answer
A	E = I + R
B	E = I x R
C	E = I / R
D	E = I - R

22. - T6A05

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

Select	Answer
A	Resistor
B	Potentiometer
C	Capacitor
D	Oscillator

23. - T6B03

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

Select	Answer
A	Potentiometer
B	Varistor
C	Transistor
D	Thermistor

24. - T6C09

What is component 4 in figure T-2?

Select	Answer
A	Variable inductor
B	Potentiometer
C	Transformer
D	Double-pole switch

25. - T6D05

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

Select	Answer
A	Regulator
B	Oscillator
C	Phase inverter
D	Filter

26. - T7A07

What is the function of a transceiver’s PTT input?

Select	Answer
A	Provides a transmit tuning tone when grounded
B	Input for a preamplifier tuning tone
C	Input for a key used to send CW
D	Switches transceiver from receive to transmit when grounded

27. - T7B10

What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

Select	Answer
A	Your transmitter is slightly off frequency
B	You are in a bad location
C	All these choices are correct
D	Your batteries are running low

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It is radiated as harmonics
B	It increases the SWR
C	It distorts the signal
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	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. - T8A09

What is the approximate bandwidth of a VHF repeater FM voice signal?

Select	Answer
A	About 150 kHz
B	Between 10 and 15 kHz
C	Less than 500 Hz
D	Between 50 and 125 kHz

31. - T8B04

What mode of transmission is commonly used by amateur radio satellites?

Select	Answer
A	All these choices are correct
B	CW/data
C	FM
D	SSB

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

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

33. - T8D09

What is CW?

Select	Answer
A	A digital mode used primarily on 2 meter FM
B	A technique for coil winding
C	A type of electromagnetic propagation
D	Another name for a Morse code transmission

34. - T9A03

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

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

35. - T9B07

Which of the following is true of PL-259 type coax connectors?

Select	Answer
A	They are watertight
B	They are preferred for microwave operation
C	They are commonly used at HF and VHF frequencies
D	They are a bayonet-type connector

Figure T-2