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	Excess output ripple
D	Inverse memory effect

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	Wear a ground strap connected to your wrist at all times
C	Look for and stay clear of any overhead electrical wires
D	Insulate the base of the tower to avoid lightning strikes

3. - T0C10

Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?

Select	Answer
A	It affects the average exposure to radiation
B	It affects the peak exposure to radiation
C	It takes into account the antenna feed line loss
D	It takes into account the thermal effects of the final amplifier

4. - T1A04

How many operator/primary station license grants may be held by any one person?

Select	Answer
A	One for each band on which the person plans to operate
B	No more than two
C	One for each permanent station location from which the person plans to operate
D	One

5. - T1B05

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

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

6. - T1C08

What is the normal term for an FCC-issued amateur radio license?

Select	Answer
A	Five years
B	Eight years
C	Ten years
D	Life

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	When selling amateur radio equipment and not on a regular basis
D	Never

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 designated as the control operator by an Amateur Extra Class licensee
D	When using a club station whose trustee holds an Amateur Extra Class license

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

10. - T2A09

Which of the following indicates that a station is listening on a repeater and looking for a contact?

Select	Answer
A	“CQ CQ” followed by the repeater’s call sign
B	“QSY” followed by your call sign
C	The repeater call sign followed by the station’s call sign
D	The station’s call sign followed by the word “monitoring”

11. - T2B01

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

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

12. - T2C04

What is RACES?

Select	Answer
A	An FCC part 97 amateur radio service for civil defense communications during national emergencies
B	A radio contest held in a short period, sometimes called a “sprint”
C	An international radio experimentation society
D	An emergency organization combining amateur radio and citizens band operators and frequencies

13. - T3A09

Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

Select	Answer
A	Both the transmitting and receiving antennas must be of the same polarization
B	FM voice is unusable
C	Digital modes are unusable
D	Either vertically or horizontally polarized antennas may be used for transmission or reception

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C09

What is generally the best time for long-distance 10 meter band propagation via the F region?

Select	Answer
A	From shortly after sunset to dawn during periods of high sunspot activity
B	From shortly after sunset to dawn during periods of low sunspot activity
C	From dawn to shortly after sunset during periods of low sunspot activity
D	From dawn to shortly after sunset during periods of high sunspot activity

16. - T4A05

Where should an RF power meter be installed?

Select	Answer
A	In parallel with the push-to-talk line and the antenna
B	In the power supply cable, as close as possible to the radio
C	At the power supply output
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 tone squelch
B	The AGC or limiter
C	The bandwidth selection
D	The RIT or Clarifier

18. - T5A03

What is the name for the flow of electrons in an electric circuit?

Select	Answer
A	Current
B	Resistance
C	Voltage
D	Capacitance

19. - T5B03

Which is equal to one kilovolt?

Select	Answer
A	One one-thousandth of a volt
B	One thousand volts
C	One million volts
D	One hundred volts

20. - T5C12

What is impedance?

Select	Answer
A	The Q or Quality Factor of a component
B	The power handling capability of a component
C	The inverse of resistance
D	The opposition to AC current flow

21. - T5D12

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

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

22. - T6A10

Which of the following battery chemistries is rechargeable?

Select	Answer
A	Lithium-ion
B	All these choices are correct
C	Lead-acid
D	Nickel-metal hydride

23. - T6B07

What causes a light-emitting diode (LED) to emit light?

Select	Answer
A	Capacitively-coupled RF signal
B	Reverse current
C	Forward current
D	Inductively-coupled RF signal

24. - T6C08

What is component 9 in figure T-2?

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

25. - T6D07

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

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

26. - T7A02

What is a transceiver?

Select	Answer
A	A device that combines a receiver and transmitter
B	A device for automatically sending and decoding Morse code
C	A device for matching feed line impedance to 50 ohms
D	A device for converting receiver and transmitter frequencies to another band

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	Work with your neighbor to identify the offending device
B	Make sure your station meets the standards of good amateur practice
C	All these choices are correct
D	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference

28. - T7C08

Which instrument can be used to determine SWR?

Select	Answer
A	Directional wattmeter
B	Iambic pentameter
C	Ohmmeter
D	Voltmeter

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Decreasing resistance with time
B	Steady full-scale reading
C	Alternating between open and short circuit
D	Increasing resistance with time

30. - T8A04

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

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

31. - T8B12

Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?

Select	Answer
A	Check your signal strength report in the telemetry data
B	All these choices are correct
C	Listen for distortion on your downlink signal
D	Your signal strength on the downlink should be about the same as the beacon

32. - T8C04

Which of the following is good procedure when contacting another station in a contest?

Select	Answer
A	Sign only the last two letters of your call if there are many other stations calling
B	All these choices are correct
C	Send only the minimum information needed for proper identification and the contest exchange
D	Contact the station twice to be sure that you are in his log

33. - T8D13

What is FT8?

Select	Answer
A	An eight channel multiplex mode for FM repeaters
B	A digital slow-scan TV mode with forward error correction and automatic color compensation
C	A digital mode capable of low signal-to-noise operation
D	A wideband FM voice mode

34. - T9A07

What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?

Select	Answer
A	Signal strength is reduced due to the shielding effect of the vehicle
B	The bandwidth of the antenna will decrease, increasing SWR
C	All these choices are correct
D	The SWR might decrease, decreasing the signal strength

35. - T9B02

What is the most common impedance of coaxial cables used in amateur radio?

Select	Answer
A	50 ohms
B	600 ohms
C	12 ohms
D	8 ohms

Figure T-2