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. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Black insulation is never used
B	Neutral
C	Equipment ground
D	Hot

2. - T0B05

What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

Select	Answer
A	Provide a ground path for lightning strikes
B	Secure the guy line if the turnbuckle breaks
C	Prevent loosening of the turnbuckle from vibration
D	Provide an ability to measure for proper tensioning

3. - T0C04

What factors affect the RF exposure of people near an amateur station antenna?

Select	Answer
A	Distance from the antenna to a person
B	All these choices are correct
C	Radiation pattern of the antenna
D	Frequency and power level of the RF field

4. - T1A01

Which of the following is part of the Basis and Purpose of the Amateur Radio Service?

Select	Answer
A	All these choices are correct
B	Providing personal radio communications for as many citizens as possible
C	Advancing skills in the technical and communication phases of the radio art
D	Providing communications for international non-profit organizations

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	50 watts
C	100 watts
D	500 watts

6. - T1C04

What may happen if the FCC is unable to reach you by email?

Select	Answer
A	Fine and suspension of operator license
B	Revocation of the station license or suspension of the operator license
C	Nothing; there is no such requirement
D	Revocation of access to the license record in the FCC system

7. - T1D03

When is it permissible to transmit messages encoded to obscure their meaning?

Select	Answer
A	Only when transmitting certain approved digital codes
B	Only during contests
C	Only when transmitting control commands to space stations or radio control craft
D	Never

8. - T1E01

When may an amateur station transmit without a control operator?

Select	Answer
A	When the transmitting station is an auxiliary station
B	When using automatic control, such as in the case of a repeater
C	When the station licensee is away and another licensed amateur is using the station
D	Never

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. - T2A11

What term describes an amateur station that is transmitting and receiving on the same frequency?

Select	Answer
A	Full duplex
B	Simplex
C	Multiplex
D	Diplex

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

12. - T2C05

What does the term “traffic” refer to in net operation?

Select	Answer
A	Messages exchanged by net stations
B	Operation by mobile or portable stations
C	The number of stations checking in and out of a net
D	Requests to activate the net by a served agency

13. - T3A06

What is the meaning of the term “picket fencing”?

Select	Answer
A	Alternating transmissions during a net operation
B	Rapid flutter on mobile signals due to multipath propagation
C	Local vs long-distance communications
D	A type of ground system used with vertical antennas

14. - T3B06

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

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

15. - T3C03

What is a characteristic of VHF signals received via auroral backscatter?

Select	Answer
A	They are distorted and signal strength varies considerably
B	They occur only during winter nighttime hours
C	They are generally strongest when your antenna is aimed west
D	They are often received from 10,000 miles or more

16. - T4A03

Why are short, heavy-gauge wires used for a transceiver’s DC power connection?

Select	Answer
A	To provide a good counterpoise for the antenna
B	To avoid RF interference
C	To minimize voltage drop when transmitting
D	All these choices are correct

17. - T4B01

What is the effect of excessive microphone gain on SSB transmissions?

Select	Answer
A	Frequency instability
B	Distorted transmitted audio
C	Increased SWR
D	All these choices are correct

18. - T5A10

Which term describes the rate at which electrical energy is used?

Select	Answer
A	Voltage
B	Resistance
C	Current
D	Power

19. - T5B12

Which is equal to 28400 kHz?

Select	Answer
A	28.400 kHz
B	28.400 MHz
C	2.800 MHz
D	284.00 MHz

20. - T5C05

What is the unit of impedance?

Select	Answer
A	The ohm
B	The coulomb
C	The volt
D	The ampere

21. - T5D06

What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

Select	Answer
A	16 ohms
B	3 ohms
C	48 ohms
D	8 ohms

22. - T6A12

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

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

23. - T6B12

What are the names of the electrodes of a bipolar junction transistor?

Select	Answer
A	Signal, bias, power
B	Input, output, supply
C	Emitter, base, collector
D	Pole one, pole two, output

24. - T6C02

What is component 1 in figure T-1?

Select	Answer
A	Resistor
B	Connector
C	Battery
D	Transistor

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Meter
B	Transistor
C	Potentiometer
D	Relay

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

Select	Answer
A	Low-pass filter
B	Transverter
C	High-pass filter
D	Phase converter

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	Preamplifier
B	Band-pass filter
C	Ferrite choke
D	Low-pass filter

28. - T7C10

Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

Select	Answer
A	Ultraviolet light can damage the jacket and allow water to enter the cable
B	Ultraviolet and RF signals can mix, causing interference
C	Ultraviolet light can increase losses in the cable’s jacket
D	Ultraviolet resistant jackets prevent harmonic radiation

29. - T7D08

Which of the following types of solder should not be used for radio and electronic applications?

Select	Answer
A	Acid-core solder
B	Rosin-core solder
C	Lead-tin solder
D	Tin-copper solder

30. - T8A10

What is the approximate bandwidth of AM fast-scan TV transmissions?

Select	Answer
A	About 3 MHz
B	More than 10 MHz
C	About 1 MHz
D	About 6 MHz

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

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

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

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

33. - T8D10

Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?

Select	Answer
A	Earth-Moon-Earth
B	Weak signal propagation beacons
C	All these choices are correct
D	Meteor scatter

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	Strengthening the radiating elements of a beam antenna to better resist wind damage
C	Installing a spring in the base of a mobile vertical antenna to make it more flexible
D	Electrically lengthening by inserting inductors in radiating elements

35. - T9B10

What is the electrical difference between RG-58 and RG-213 coaxial cable?

Select	Answer
A	There is no significant difference between the two types
B	RG-58 cable can handle higher power levels
C	RG-58 cable has two shields
D	RG-213 cable has less loss at a given frequency

Figure T-2

Figure T-1