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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Waterproof them with silicone caulk or electrical tape
B	Tune them for resonance on the lowest frequency of operation
C	Bond them together with heavy wire or conductive strap
D	Keep them as far apart as possible

2. - T0B05

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

Select	Answer
A	Secure the guy line if the turnbuckle breaks
B	Prevent loosening of the turnbuckle from vibration
C	Provide a ground path for lightning strikes
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	Frequency and power level of the RF field
C	All these choices are correct
D	Radiation pattern of the antenna

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	All these choices are correct
C	The license appears in the FCC ULS database
D	An email notification from the NCVEC granting the license

5. - T1B04

Which amateur band includes 146.52 MHz?

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

6. - T1C09

What is the grace period for renewal if an amateur license expires?

Select	Answer
A	Five years
B	Three years
C	Two years
D	Ten years

7. - T1D03

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

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

8. - T1E05

What is an amateur station’s control point?

Select	Answer
A	The location of the station’s transmitting apparatus
B	The location at which the control operator function is performed
C	The location of the station’s transmitting antenna
D	The mailing address of the station licensee

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

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 number of simultaneous transmit frequencies used by a repeater
D	The repeater station identification is done on a separate frequency

11. - T2B05

What would cause your FM transmission audio to be distorted on voice peaks?

Select	Answer
A	You need to talk louder
B	Your repeater offset is inverted
C	You are talking too loudly
D	Your transmit power is too high

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

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

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Amplification
B	Absorption
C	Knife-edge diffraction
D	Polarization rotation

14. - T3B10

What frequency range is referred to as HF?

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

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	Long-distance ionospheric propagation is far more common on HF
B	HF accommodates wider bandwidth signals
C	There is less atmospheric interference (static) on HF
D	HF antennas are generally smaller

16. - T4A07

Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

Select	Answer
A	Computer “line out” to transceiver speaker connector
B	Computer “line in” to transceiver speaker connector
C	Computer “line out” to transceiver push-to-talk
D	Computer “line in” to transceiver push-to-talk

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

Select	Answer
A	Distortion of the signal’s audio
B	Sideband inversion
C	Generation of a heterodyne tone
D	Change in audio pitch

18. - T5A07

Why are metals generally good conductors of electricity?

Select	Answer
A	They have relatively high density
B	All these choices are correct
C	They have many free electrons
D	They have many free protons

19. - T5B12

Which is equal to 28400 kHz?

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

20. - T5C11

How much current is required to deliver 120 watts at a voltage of 12 volts DC?

Select	Answer
A	10 amperes
B	132 amperes
C	12 amperes
D	0.1 amperes

21. - T5D13

In which type of circuit is DC current the same through all components?

Select	Answer
A	Parallel
B	Series
C	Branch
D	Resonant

22. - T6A11

Which of the following battery chemistries is not rechargeable?

Select	Answer
A	Nickel-cadmium
B	Lead-acid
C	Carbon-zinc
D	Lithium-ion

23. - T6B11

What is the term that describes a device's ability to amplify a signal?

Select	Answer
A	Forward resistance
B	Forward voltage drop
C	On resistance
D	Gain

24. - T6C03

What is component 2 in figure T-1?

Select	Answer
A	Transistor
B	Connector
C	Resistor
D	Indicator lamp

25. - T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Select	Answer
A	Transformer
B	Transducer
C	Integrated circuit
D	Multi-pole 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. - 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	Immediately turn off your transmitter and contact the nearest FCC office for assistance
C	Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated
D	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

28. - T7C09

Which of the following causes failure of coaxial cables?

Select	Answer
A	Moisture contamination
B	Rapid fluctuation in transmitter output power
C	Solder flux contamination
D	Operation at 100% duty cycle for an extended period

29. - T7D08

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

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

30. - T8A05

Which of the following types of signal has the narrowest bandwidth?

Select	Answer
A	CW
B	SSB voice
C	FM voice
D	Slow-scan TV

31. - T8B09

What causes spin fading of satellite signals?

Select	Answer
A	Rotation of the satellite and its antennas
B	Circular polarized noise interference radiated from the sun
C	Interfering signals within the satellite uplink band
D	Doppler shift of the received signal

32. - T8C07

What is Voice Over Internet Protocol (VoIP)?

Select	Answer
A	A technique for measuring the modulation quality of a transmitter using remote sites monitored via the internet
B	A technique employed to “spot” DX stations via the internet
C	A method of delivering voice communications over the internet using digital techniques
D	A set of rules specifying how to identify your station when linked over the internet to another station

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	Weather data
B	GPS position data
C	All these choices are correct
D	Text messages

34. - T9A04

What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

Select	Answer
A	It transmits only circularly polarized signals
B	It is mechanically fragile
C	It has low efficiency
D	All these choices are correct

35. - T9B01

What is a benefit of low SWR?

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

Figure T-1