US Amateur Radio - Technician (Element 2, 2014-2018) Practice Test

Anonymous User

US Amateur Radio - Technician (Element 2, 2014-2018) Practice Test

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

1. - T1A08

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

Select	Answer
A	Frequency Coordinator
B	FCC Regional Field Office
C	International Telecommunications Union
D	Frequency Spectrum Manager

2. - T1B06

Which 23 cm frequency is authorized to a Technician Class licensee?

Select	Answer
A	3390 MHz
B	2315 MHz
C	146.52 MHz
D	1296 MHz

3. - T1C01

Which type of call sign has a single letter in both its prefix and suffix?

Select	Answer
A	Special event
B	Sequential
C	Vanity
D	In-memoriam

4. - T1D04

What is the only time an amateur station is authorized to transmit music?

Select	Answer
A	When the music produces no spurious emissions
B	When incidental to an authorized retransmission of manned spacecraft communications
C	When the music is transmitted above 1280 MHz
D	When the purpose is to interfere with an illegal transmission

5. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The third party participant
B	The station licensee
C	The person operating the station equipment
D	The station custodian

6. - T1F13

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

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

7. - T2A10

What is a band plan, beyond the privileges established by the FCC?

Select	Answer
A	A voluntary guideline for using different modes or activities within an amateur band
B	A plan devised by a club to indicate frequency band usage
C	A mandated list of operating schedules
D	A list of scheduled net frequencies

8. - T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

Select	Answer
A	The station which has the weakest signal has priority on the frequency
B	Common courtesy should prevail, but no one has absolute right to an amateur frequency
C	Whoever has been on the frequency the longest has priority on the frequency
D	Whoever has the strongest signal has priority on the frequency

9. - T2C04

What do RACES and ARES have in common?

Select	Answer
A	Neither may handle emergency traffic supporting public service agencies
B	They represent the two largest ham clubs in the United States
C	Both organizations may provide communications during emergencies
D	Both organizations broadcast road and weather information

10. - T3A11

Which part of the atmosphere enables the propagation of radio signals around the world?

Select	Answer
A	The stratosphere
B	The ionosphere
C	The troposphere
D	The magnetosphere

11. - T3B09

What are the frequency limits of the UHF spectrum?

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

12. - T3C02

Which of the following might be happening when VHF signals are being received from long distances?

Select	Answer
A	Signals are being refracted from a sporadic E layer
B	Signals are being reflected from outer space
C	Signals are arriving by sub-surface ducting
D	Signals are being reflected by lightning storms in your area

13. - T4A10

What is the source of a high-pitched whine that varies with engine speed in a mobile transceivers receive audio?

Select	Answer
A	Anti-lock braking system controllers
B	The electric fuel pump
C	The alternator
D	The ignition system

14. - T4B07

What does the term RIT mean?

Select	Answer
A	Receiver Input Tone
B	Remote Input Transmitter
C	Rectifier Inverter Test
D	Receiver Incremental Tuning

15. - T5A10

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

Select	Answer
A	Resistance
B	Power
C	Voltage
D	Current

16. - T5B06

If an ammeter calibrated in amperes is used to measure a 3000-milliampere current, what reading would it show?

Select	Answer
A	3,000,000 amperes
B	0.003 amperes
C	3 amperes
D	0.3 amperes

17. - T5C06

What does the abbreviation RF refer to?

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

18. - T5D06

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

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

19. - T6A02

What type of component is often used as an adjustable volume control?

Select	Answer
A	Potentiometer
B	Power resistor
C	Fixed resistor
D	Transformer

20. - T6B05

Which of the following electronic components can amplify signals?

Select	Answer
A	Variable resistor
B	Transistor
C	Multi-cell battery
D	Electrolytic capacitor

21. - T6C13

Which of the following is accurately represented in electrical circuit schematic diagrams?

Select	Answer
A	All of these choices are correct
B	Physical appearance of components
C	Wire lengths
D	The way components are interconnected

22. - T6D11

What is a simple resonant or tuned circuit?

Select	Answer
A	An inductor and a capacitor connected in series or parallel to form a filter
B	A type of voltage regulator
C	A circuit designed to provide high fidelity audio
D	A resistor circuit used for reducing standing wave ratio

23. - T7A04

Which term describes the ability of a receiver to discriminate between multiple signals?

Select	Answer
A	Harmonic Distortion
B	Selectivity
C	Discrimination ratio
D	Sensitivity

24. - T7B06

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

Select	Answer
A	Immediately turn off your transmitter and contact the nearest FCC office for assistance
B	Tell them that your license gives you the right to transmit and nothing can be done to reduce the interference
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

25. - T7C12

Which of the following is a common use of coaxial cable?

Select	Answer
A	Connecting data signals from a TNC to a computer
B	Securing masts, tubing, and other cylindrical objects on towers
C	Carrying RF signals between a radio and antenna
D	Carrying dc power from a vehicle battery to a mobile radio

26. - T7D04

Which instrument is used to measure electric current?

Select	Answer
A	An ammeter
B	A wavemeter
C	A voltmeter
D	An ohmmeter

27. - T8A09

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

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

28. - T8B10

What do the initials LEO tell you about an amateur satellite?

Select	Answer
A	The satellite is performing a Lunar Ejection Orbit maneuver
B	The satellite battery is in Low Energy Operation mode
C	The satellite is in a Low Earth Orbit
D	The satellite uses Light Emitting Optics

29. - T8C04

Which of the following is good procedure when contacting another station in a radio contest?

Select	Answer
A	Work the station twice to be sure that you are in his log
B	Send only the minimum information needed for proper identification and the contest exchange
C	All of these choices are correct
D	Be sure to sign only the last two letters of your call if there is a pileup calling the station

30. - T8D11

What is an ARQ transmission system?

Select	Answer
A	A system used to encrypt command signals to an amateur radio satellite
B	A digital scheme whereby the receiving station detects errors and sends a request to the sending station to retransmit the information
C	A special transmission format limited to video signals
D	A method of compressing the data in a message so more information can be sent in a shorter time

31. - T9A09

What is the approximate length, in inches, of a 6 meter 1/2-wavelength wire dipole antenna?

Select	Answer
A	6
B	112
C	236
D	50

32. - T9B06

Which of the following connectors is most suitable for frequencies above 400 MHz?

Select	Answer
A	A UHF (PL-259/SO-239) connector
B	A Type N connector
C	An RS-213 connector
D	A DB-25 connector

33. - T0A10

What can happen if a lead-acid storage battery is charged or discharged too quickly?

Select	Answer
A	The battery could overheat and give off flammable gas or explode
B	The voltage can become reversed
C	All of these choices are correct
D	The memory effect will reduce the capacity of the battery

34. - T0B08

What is considered to be a proper grounding method for a tower?

Select	Answer
A	Separate eight-foot long ground rods for each tower leg, bonded to the tower and each other
B	A single four-foot ground rod, driven into the ground no more than 12 inches from the base
C	A ferrite-core RF choke connected between the tower and ground
D	A connection between the tower base and a cold water pipe

35. - T0C04

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

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