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

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

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1. - T1A09

Who selects a Frequency Coordinator?

Select	Answer
A	The FCC Office of Spectrum Management and Coordination Policy
B	Amateur operators in a local or regional area whose stations are eligible to be auxiliary or repeater stations
C	The local chapter of the Office of National Council of Independent Frequency Coordinators
D	FCC Regional Field Office

2. - T1B13

Which emission may be used between 219 and 220 MHz?

Select	Answer
A	Data
B	Spread spectrum
C	SSB voice
D	Fast-scan television

3. - T1C03

What types of international communications are permitted by an FCC-licensed amateur station?

Select	Answer
A	Any communications that would be permitted by an international broadcast station
B	Only communications incidental to contest exchanges, all other communications are prohibited
C	Communications incidental to conducting business or remarks of a personal nature
D	Communications incidental to the purposes of the amateur service and remarks of a personal character

4. - T1D04

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

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

5. - T1E06

Under what type of control do APRS network digipeaters operate?

Select	Answer
A	Remote
B	Manual
C	Automatic
D	Local

6. - T1F13

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

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

7. - T2A10

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

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

8. - T2B09

Which of the following methods is encouraged by the FCC when identifying your station when using phone?

Select	Answer
A	Repeat your call sign three times
B	Increase your signal to full power when identifying
C	Send your call sign in CW as well as voice
D	Use of a phonetic alphabet

9. - T2C01

When do the FCC rules NOT apply to the operation of an amateur station?

Select	Answer
A	When operating under special ARES rules
B	When operating under special FEMA rules
C	Never, FCC rules always apply
D	When operating a RACES station

10. - T3A11

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

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

11. - T3B11

What is the approximate velocity of a radio wave as it travels through free space?

Select	Answer
A	186,000 miles per hour
B	3000 kilometers per second
C	300,000 miles per hour
D	300,000,000 meters per second

12. - T3C12

Which of the following bands may provide long distance communications during the peak of the sunspot cycle?

Select	Answer
A	Six or ten meters
B	All of these choices are correct
C	70 centimeters or 1.25 meters
D	23 centimeters

13. - T4A02

How might a computer be used as part of an amateur radio station?

Select	Answer
A	All of these choices are correct
B	For logging contacts and contact information
C	For generating and decoding digital signals
D	For sending and/or receiving CW

14. - T4B11

Which of the following describes the common meaning of the term "repeater offset"?

Select	Answer
A	The time delay before the repeater timer resets
B	The difference between the repeaters transmit and receive frequencies
C	Matching the antenna impedance to the feed line impedance
D	The distance between the repeaters transmit and receive antennas

15. - T5A03

What is the name for the flow of electrons in an electric circuit?

Select	Answer
A	Resistance
B	Current
C	Voltage
D	Capacitance

16. - T5B11

What is the approximate amount of change, measured in decibels (dB), of a power increase from 20 watts to 200 watts?

Select	Answer
A	18 dB
B	10 dB
C	28 dB
D	12 dB

17. - T5C07

What is a usual name for electromagnetic waves that travel through space?

Select	Answer
A	Gravity waves
B	Pressure waves
C	Sound waves
D	Radio waves

18. - T5D04

What is the resistance of a circuit in which a current of 3 amperes flows through a resistor connected to 90 volts?

Select	Answer
A	93 ohms
B	270 ohms
C	30 ohms
D	3 ohms

19. - T6A10

Which of the following battery types is rechargeable?

Select	Answer
A	Lithium-ion
B	Nickel-metal hydride
C	All of these choices are correct
D	Lead-acid gel-cell

20. - T6B02

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

Select	Answer
A	Driven Element
B	Resistor
C	Fuse
D	Diode

21. - T6C10

What is component 3 in figure T3?

Select	Answer
A	Connector
B	Meter
C	Variable capacitor
D	Variable inductor

22. - 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

23. - T7A10

What device increases the low-power output from a handheld transceiver?

Select	Answer
A	All of these choices are correct
B	An impedance network
C	A voltage divider
D	An RF power amplifier

24. - T7B05

How can overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Switch the transmitter from FM to SSB
B	Block the interfering signal with a filter on the amateur transmitter
C	Block the amateur signal with a filter at the antenna input of the affected receiver
D	Switch the transmitter to a narrow-band mode

25. - T7C06

What does an SWR reading of 4:1 indicate?

Select	Answer
A	Gain of +4dB
B	Loss of -4dB
C	Good impedance match
D	Impedance mismatch

26. - T7D04

Which instrument is used to measure electric current?

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

27. - T8A01

Which of the following is a form of amplitude modulation?

Select	Answer
A	Spread-spectrum
B	Single sideband
C	Phase shift keying
D	Packet radio

28. - T8B05

What is a satellite beacon?

Select	Answer
A	A reflective surface on the satellite
B	An indicator light that that shows where to point your antenna
C	A transmission from a space station that contains information about a satellite
D	The primary transmit antenna on the satellite

29. - T8C05

What is a grid locator?

Select	Answer
A	An instrument for neutralizing a final amplifier
B	An instrument for radio direction finding
C	A letter-number designator assigned to a geographic location
D	A letter-number designator assigned to an azimuth and elevation

30. - T8D02

What does the term APRS mean?

Select	Answer
A	Automatic Packet Reporting System
B	Auto Planning Radio Set-up
C	Associated Public Radio Station
D	Advanced Polar Radio System

31. - T9A09

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

Select	Answer
A	112
B	6
C	50
D	236

32. - T9B05

What generally happens as the frequency of a signal passing through coaxial cable is increased?

Select	Answer
A	The reflected power increases
B	The characteristic impedance increases
C	The loss increases
D	The apparent SWR increases

33. - T0A09

What kind of hazard is presented by a conventional 12-volt storage battery?

Select	Answer
A	Shock hazard due to high voltage
B	It emits ozone which can be harmful to the atmosphere
C	All of these choices are correct
D	Explosive gas can collect if not properly vented

34. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	Local electrical codes
B	FCC Part 97 Rules
C	Underwriters Laboratories' recommended practices
D	FAA tower lighting regulations

35. - T0C11

What is the definition of duty cycle during the averaging time for RF exposure?

Select	Answer
A	The difference between the lowest power output and the highest power output of a transmitter
B	The percentage of time that a transmitter is not transmitting
C	The percentage of time that a transmitter is transmitting
D	The difference between the PEP and average power output of a transmitter

Figure T3