US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Anonymous User

US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Logging in (or registering) will help the system to select questions that you need to focus on.

1. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	All these choices are correct
B	Use three-wire cords and plugs for all AC powered equipment
C	Install mechanical interlocks in high-voltage circuits
D	Connect all AC powered station equipment to a common safety ground

2. - T0B10

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

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

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	3.5 MHz
B	50 MHz
C	440 MHz
D	1296 MHz

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

Select	Answer
A	A printed copy of the certificate of successful completion of examination
B	The license appears in the FCC ULS database
C	All these choices are correct
D	An email notification from the NCVEC granting the license

5. - T1B05

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

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

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

Select	Answer
A	From within any country that is a member of the United Nations
B	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
C	From any vessel or craft located in international waters and documented or registered in the United States
D	From within any country that belongs to the International Telecommunication Union

7. - T1D11

When may an amateur station transmit without identifying on the air?

Select	Answer
A	When transmitting signals to control model craft
B	When the transmitted power level is below 1 watt
C	When the transmissions are unmodulated
D	When the transmissions are of a brief nature to make station adjustments

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 indirectly manipulate the controls
C	The control operator must be at the control point
D	A control operator is required at all times

9. - T1F08

What is the definition of third party communications?

Select	Answer
A	Operation when the transmitting equipment is licensed to a person other than the control operator
B	Temporary authorization for an unlicensed person to transmit on the amateur bands for technical experiments
C	Amateur radio communications where three stations are in communications with one another
D	A message from a control operator to another amateur station control operator on behalf of another person

10. - T2A09

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

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

11. - T2B03

Which of the following describes a linked repeater network?

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

12. - T2C05

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

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

13. - T3A09

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

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

14. - T3B06

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

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

15. - T3C06

What type of propagation is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Select	Answer
A	Faraday rotation
B	F2 region refraction
C	Tropospheric ducting
D	D region refraction

16. - T4A02

Which of the following should be considered when selecting an accessory SWR meter?

Select	Answer
A	The types of modulation being used at the station
B	The frequency and power level at which the measurements will be made
C	The distance that the meter will be located from the antenna
D	All these choices are correct

17. - T4B02

Which of the following can be used to enter a transceiver’s operating frequency?

Select	Answer
A	The CTCSS or DTMF encoder
B	All these choices are correct
C	The Automatic Frequency Control
D	The keypad or VFO knob

18. - T5A09

Which of the following describes alternating current?

Select	Answer
A	Current that alternates between a negative direction and zero
B	Current that alternates between positive and negative directions
C	All these answers are correct
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	5 dB
C	3 dB
D	10 dB

20. - T5C04

What is the unit of inductance?

Select	Answer
A	The ohm
B	The henry
C	The coulomb
D	The farad

21. - T5D10

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

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

22. - T6A12

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

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

23. - T6B02

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

Select	Answer
A	Resistor
B	Driven element
C	Fuse
D	Diode

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Resistor
B	Regulator IC
C	Transistor
D	Capacitor

25. - T6D02

What is a relay?

Select	Answer
A	An inverting amplifier
B	An electrically-controlled switch
C	A current controlled amplifier
D	A pass transistor

26. - T7A11

Where is an RF preamplifier installed?

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

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

28. - T7C11

What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

Select	Answer
A	It cannot be used at below freezing temperatures
B	It has more loss per foot
C	It cannot be used for VHF or UHF antennas
D	It requires special techniques to prevent moisture in the cable

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. - T8A09

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

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

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. - T8C01

Which of the following methods is used to locate sources of noise interference or jamming?

Select	Answer
A	Doppler radar
B	Echolocation
C	Phase locking
D	Radio direction finding

33. - T8D09

What is CW?

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

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Electrically lengthening by inserting inductors in radiating elements
B	Inserting a resistor in the radiating portion of the antenna to make it resonant
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. - T9B01

What is a benefit of low SWR?

Select	Answer
A	Reduced signal loss
B	Reduced television interference
C	All these choices are correct
D	Less antenna wear

Figure T-2