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. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	Put a drip loop in the ground connection to prevent water damage to the ground system
B	Make sure all ground wire bends are right angles
C	All these choices are correct
D	Ensure that connections are short and direct

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Ionizing radiation
B	Non-ionizing radiation
C	Gamma radiation
D	Alpha radiation

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	A radio service using amateur frequencies 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. - T1B12

Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

Select	Answer
A	1500 watts
B	100 watts
C	50 watts
D	500 watts

6. - T1C02

Who may select a desired call sign under the vanity call sign rules?

Select	Answer
A	Only a licensed amateur with a General or Amateur Extra Class license
B	Any licensed amateur
C	Only a licensed amateur who has been licensed continuously for more than 10 years
D	Only a licensed amateur with an Amateur Extra Class license

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

8. - T1E09

Which of the following are required for remote control operation?

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

9. - T1F01

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

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

10. - T2A07

What is meant by "repeater offset”?

Select	Answer
A	The difference between a repeater’s transmit and receive frequencies
B	The repeater has a time delay to prevent interference
C	The repeater station identification is done on a separate frequency
D	The number of simultaneous transmit frequencies used by a repeater

11. - T2B10

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

Select	Answer
A	QRM
B	QRN
C	QSB
D	QTH

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
B	Record the time of each of your transmissions
C	All these choices are correct
D	Unless you are reporting an emergency, transmit only when directed by the net control station

13. - T3A08

What is a likely cause of irregular fading of signals propagated by the ionosphere?

Select	Answer
A	Interference from thunderstorms
B	Intermodulation distortion
C	Frequency shift due to Faraday rotation
D	Random combining of signals arriving via different paths

14. - T3B10

What frequency range is referred to as HF?

Select	Answer
A	300 to 3000 MHz
B	30 to 300 MHz
C	3 to 30 MHz
D	300 to 3000 kHz

15. - T3C09

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

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

16. - T4A01

Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

Select	Answer
A	24.0 volts at 4 amperes
B	24.0 volts at 12 amperes
C	13.8 volts at 4 amperes
D	13.8 volts at 12 amperes

17. - T4B11

Which of the following must be programmed into a D-STAR digital transceiver before transmitting?

Select	Answer
A	All these choices are correct
B	Your call sign
C	The codec type being used
D	Your output power

18. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Ohms
B	Coulombs
C	Mhos
D	Siemens

19. - T5B11

Which decibel value represents a power increase from 20 watts to 200 watts?

Select	Answer
A	28 dB
B	12 dB
C	18 dB
D	10 dB

20. - T5C03

What describes the ability to store energy in a magnetic field?

Select	Answer
A	Resistance
B	Capacitance
C	Inductance
D	Admittance

21. - T5D09

What is the current through a 24-ohm resistor connected across 240 volts?

Select	Answer
A	216 amperes
B	24,000 amperes
C	0.1 amperes
D	10 amperes

22. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Capacitor
B	Inductor
C	Diode
D	Varistor

23. - T6B08

What does the abbreviation FET stand for?

Select	Answer
A	Frequency Emission Transmitter
B	Field Effect Transistor
C	Fast Electron Transistor
D	Free Electron Transmitter

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Ground symbol
B	Lamp
C	Resistor
D	Transistor

25. - T6D03

Which of the following is a reason to use shielded wire?

Select	Answer
A	To increase the current carrying capability of the wire
B	To couple the wire to other signals
C	To prevent coupling of unwanted signals to or from the wire
D	To decrease the resistance of DC power connections

26. - T7A11

Where is an RF preamplifier installed?

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

27. - T7B04

Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

Select	Answer
A	Band-pass filter
B	Low-pass filter
C	Preamplifier
D	Ferrite choke

28. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

Select	Answer
A	Zero
B	1:1
C	50:50
D	Full Scale

29. - T7D09

What is the characteristic appearance of a cold tin-lead solder joint?

Select	Answer
A	A rough or lumpy surface
B	A bright or shiny surface
C	Excessive solder
D	Dark black spots

30. - T8A06

Which sideband is normally used for 10 meter HF, VHF, and UHF single-sideband communications?

Select	Answer
A	Lower sideband
B	Upper sideband
C	Suppressed sideband
D	Inverted sideband

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

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	DMR
C	D-STAR
D	IRLP

33. - T8D04

What type of transmission is indicated by the term "NTSC?"

Select	Answer
A	A frame compression scheme for TV signals
B	An analog fast-scan color TV signal
C	A special mode for satellite uplink
D	A Normal Transmission mode in Static Circuit

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Inserting a resistor in the radiating portion of the antenna to make it resonant
B	Electrically lengthening by inserting inductors in radiating elements
C	Installing a spring in the base of a mobile vertical antenna to make it more flexible
D	Strengthening the radiating elements of a beam antenna to better resist wind damage

35. - T9B09

What can cause erratic changes in SWR?

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

Figure T-1