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

2. - T0B01

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

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

3. - T0C01

What type of radiation are radio signals?

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

4. - T1A08

Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

Select	Answer
A	Volunteer Frequency Coordinator recognized by local amateurs
B	International Telecommunication Union
C	FCC Regional Field Office
D	Frequency Spectrum Manager appointed by the FCC

5. - T1B04

Which amateur band includes 146.52 MHz?

Select	Answer
A	6 meters
B	70 centimeters
C	20 meters
D	2 meters

6. - T1C02

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

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

7. - T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Select	Answer
A	Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications
B	Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
C	Any country banned from such communications by the International Amateur Radio Union (IARU)
D	Any country banned from making such communications by the American Radio Relay League (ARRL)

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

Select	Answer
A	The frequencies printed on the license grant
B	The class of operator license held by the control operator
C	The highest class of operator license held by anyone on the premises
D	The frequency authorized by the frequency coordinator

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 upon request by an FCC representative
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	Simplex
B	Multiplex
C	Diplex
D	Full duplex

11. - T2B06

What type of signaling uses pairs of audio tones?

Select	Answer
A	DTMF
B	D-STAR
C	GPRS
D	CTCSS

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
B	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
C	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
D	A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service

13. - T3A10

What effect does multi-path propagation have on data transmissions?

Select	Answer
A	Error rates are likely to increase
B	Transmission rates must be increased by a factor equal to the number of separate paths observed
C	Transmission rates must be decreased by a factor equal to the number of separate paths observed
D	No significant changes will occur if the signals are transmitted using FM

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 megahertz divided by 300
C	Wavelength in meters equals frequency in hertz divided by 300
D	Wavelength in meters equals frequency in hertz multiplied by 300

15. - T3C07

What band is best suited for communicating via meteor scatter?

Select	Answer
A	2 meters
B	33 centimeters
C	6 meters
D	70 centimeters

16. - T4A03

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

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

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Permits monitoring several modes at once by selecting a separate filter for each mode
B	Increases the amount of offset between receive and transmit frequencies
C	Permits noise or interference reduction by selecting a bandwidth matching the mode
D	Increases the number of frequencies that can be stored in memory

18. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Coulombs
B	Mhos
C	Ohms
D	Siemens

19. - T5B03

Which is equal to one kilovolt?

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

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	The real frequency transmitted as opposed to the apparent frequency
B	Reflective force in antenna transmission lines
C	Radio frequency signals of all types
D	The resonant frequency of a tuned circuit

21. - T5D01

What formula is used to calculate current in a circuit?

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

22. - T6A05

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

Select	Answer
A	Potentiometer
B	Resistor
C	Oscillator
D	Capacitor

23. - T6B04

Which of the following components can consist of three regions of semiconductor material?

Select	Answer
A	Transistor
B	Triode
C	Pentagrid converter
D	Alternator

24. - T6C09

What is component 4 in figure T-2?

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

25. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Amplifier
B	Rectifier
C	Transformer
D	Reflector

26. - T7A06

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

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

27. - T7B06

Which of the following actions should you take if a neighbor tells you that your station’s transmissions are interfering with their radio or TV reception?

Select	Answer
A	All these choices are correct
B	Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel
C	Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated
D	Immediately turn off your transmitter and contact the nearest FCC office for assistance

28. - T7C08

Which instrument can be used to determine SWR?

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

29. - T7D06

Which of the following can damage a multimeter?

Select	Answer
A	Failing to connect one of the probes to ground
B	Not allowing it to warm up properly
C	Attempting to measure resistance using the voltage setting
D	Attempting to measure voltage when using the resistance setting

30. - T8A11

What is the approximate bandwidth required to transmit a CW signal?

Select	Answer
A	2.4 kHz
B	150 Hz
C	1000 Hz
D	15 kHz

31. - T8B08

What is meant by the statement that a satellite is operating in U/V mode?

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

32. - T8C02

Which of these items would be useful for a hidden transmitter hunt?

Select	Answer
A	A directional antenna
B	Calibrated SWR meter
C	All these choices are correct
D	A calibrated noise bridge

33. - T8D04

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

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

34. - T9A09

What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

Select	Answer
A	112
B	50
C	6
D	236

35. - T9B08

Which of the following is a source of loss in coaxial feed line?

Select	Answer
A	Multiple connectors in the line
B	Water intrusion into coaxial connectors
C	High SWR
D	All these choices are correct

Figure T-2