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. - T1A08

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

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

2. - T1B13

Which emission may be used between 219 and 220 MHz?

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

3. - T1C13

For which licenses classes are new licenses currently available from the FCC?

Select	Answer
A	Novice, Technician, General, Advanced
B	Novice, Technician Plus, General, Advanced
C	Technician, Technician Plus, General, Advanced
D	Technician, General, Amateur Extra

4. - T1D10

What is the meaning of the term broadcasting in the FCC rules for the amateur services?

Select	Answer
A	Transmission of messages directed only to amateur operators
B	Transmission of music
C	Transmissions intended for reception by the general public
D	Two-way transmissions by amateur stations

5. - T1E02

Who may a station licensee designate to be the control operator of an amateur station?

Select	Answer
A	Only a person for whom an amateur operator/primary station license grant appears in the FCC database or who is authorized for alien reciprocal operation
B	Any person over the age of 18
C	Any family member of the station licensee
D	Any U.S. citizen or registered alien

6. - T1F04

Which of the following is an acceptable language to use for station identification when operating in a phone sub-band?

Select	Answer
A	Any language recognized by the ITU
B	The English language
C	Any language recognized by the United Nations
D	English, French, or Spanish

7. - T2A08

What is the meaning of the procedural signal CQ?

Select	Answer
A	Only the called station should transmit
B	Call on the quarter hour
C	Calling any station
D	A new antenna is being tested (no station should answer)

8. - T2B13

Which of the following is true of the use of SSB phone in amateur bands above 50 MHz?

Select	Answer
A	It is permitted only on repeaters
B	It is permitted in at least some portion of all the amateur bands above 50 MHz
C	It is permitted only by holders of a General Class or higher license
D	It is permitted only on when power is limited to no more than 100 watts

9. - T2C04

What do RACES and ARES have in common?

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

10. - T3A06

What term is commonly used to describe the rapid fluttering sound sometimes heard from mobile stations that are moving while transmitting?

Select	Answer
A	Picket fencing
B	Pulsing
C	Frequency shifting
D	Flip-flopping

11. - T3B01

What is the name for the distance a radio wave travels during one complete cycle?

Select	Answer
A	Wave spread
B	Wavelength
C	Wave speed
D	Waveform

12. - T3C09

What is generally the best time for long-distance 10 meter band propagation via the F layer?

Select	Answer
A	From shortly after sunset to dawn during periods of high sunspot activity
B	From dawn to shortly after sunset during periods of high sunspot activity
C	From shortly after sunset to dawn during periods of low sunspot activity
D	From dawn to shortly after sunset during periods of low sunspot activity

13. - T4A11

Where should the negative return connection of a mobile transceiver's power cable be connected?

Select	Answer
A	Through the transceivers mounting bracket
B	At the battery or engine block ground strap
C	To any metal part of the vehicle
D	At the antenna mount

14. - T4B03

What is the purpose of the squelch control on a transceiver?

Select	Answer
A	To adjust the automatic gain control
B	To set the highest level of volume desired
C	To set the transmitter power level
D	To mute receiver output noise when no signal is being received

15. - T5A08

Which of the following is a good electrical insulator?

Select	Answer
A	Aluminum
B	Mercury
C	Copper
D	Glass

16. - T5B06

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

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

17. - T5C09

How much power is being used in a circuit when the applied voltage is 13.8 volts DC and the current is 10 amperes?

Select	Answer
A	23.8 watts
B	138 watts
C	3.8 watts
D	0.7 watts

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	3 ohms
B	270 ohms
C	30 ohms
D	93 ohms

19. - T6A09

What electrical component is used to protect other circuit components from current overloads?

Select	Answer
A	Inductor
B	All of these choices are correct
C	Fuse
D	Capacitor

20. - T6B01

What class of electronic components is capable of using a voltage or current signal to control current flow?

Select	Answer
A	Inductors
B	Capacitors
C	Resistors
D	Transistors

21. - T6C11

What is component 4 in figure T3?

Select	Answer
A	Ground
B	Transmitter
C	Dummy load
D	Antenna

22. - T6D04

Which of the following can be used to display signal strength on a numeric scale?

Select	Answer
A	Transistor
B	Potentiometer
C	Meter
D	Relay

23. - T7A07

What is meant by term PTT?

Select	Answer
A	Precise tone transmissions used to limit repeater access to only certain signals
B	A primary transformer tuner use to match antennas
C	The push to talk function which switches between receive and transmit
D	Pre-transmission tuning to reduce transmitter harmonic emission

24. - T7B03

Which of the following may be a cause of radio frequency interference?

Select	Answer
A	Harmonics
B	All of these choices are correct
C	Fundamental overload
D	Spurious emissions

25. - T7C13

What does a dummy load consist of?

Select	Answer
A	A low voltage power supply and a DC relay
B	A 50 ohm reactance used to terminate a transmission line
C	A high-gain amplifier and a TR switch
D	A non-inductive resistor and a heat sink

26. - T7D06

Which of the following might damage a multimeter?

Select	Answer
A	Measuring a voltage too small for the chosen scale
B	Leaving the meter in the milliamps position overnight
C	Not allowing it to warm up properly
D	Attempting to measure voltage when using the resistance setting

27. - T8A01

Which of the following is a form of amplitude modulation?

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

28. - T8B02

How much transmitter power should be used on the uplink frequency of an amateur satellite or space station?

Select	Answer
A	No more than half the rating of your linear amplifier
B	Never more than 1 watt
C	The minimum amount of power needed to complete the contact
D	The maximum power of your transmitter

29. - T8C12

What is meant by Voice Over Internet Protocol (VoIP) as used in amateur radio?

Select	Answer
A	A set of guidelines for working DX during contests using Internet access
B	A technique for measuring the modulation quality of a transmitter using remote sites monitored via the Internet
C	A set of rules specifying how to identify your station when linked over the Internet to another station
D	A method of delivering voice communications over the Internet using digital techniques

30. - T8D07

What is PSK31?

Select	Answer
A	A low-rate data transmission mode
B	A high-rate data transmission mode
C	A method of compressing digital television signals
D	A method of reducing noise interference to FM signals

31. - T9A11

What is meant by the gain of an antenna?

Select	Answer
A	The increase in signal strength in a specified direction when compared to a reference antenna
B	The additional power that is added to the transmitter power
C	The additional power that is lost in the antenna when transmitting on a higher frequency
D	The increase in impedance on receive or transmit compared to a reference antenna

32. - T9B03

Why is coaxial cable used more often than any other feed line for amateur radio antenna systems?

Select	Answer
A	It is less expensive than any other types of feed line
B	It is easy to use and requires few special installation considerations
C	It has less loss than any other type of feed line
D	It can handle more power than any other type of feed line

33. - T0A03

What is connected to the green wire in a three-wire electrical AC plug?

Select	Answer
A	Safety ground
B	Neutral
C	The white wire
D	Hot

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 connection between the tower base and a cold water pipe
C	A ferrite-core RF choke connected between the tower and ground
D	A single four-foot ground rod, driven into the ground no more than 12 inches from the base

35. - T0C12

How does RF radiation differ from ionizing radiation (radioactivity)?

Select	Answer
A	RF radiation is limited in range to a few feet
B	RF radiation does not have sufficient energy to cause genetic damage
C	RF radiation is perfectly safe
D	RF radiation can only be detected with an RF dosimeter

Figure T3