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. - T1A03

Which part of the FCC regulations contains the rules governing the Amateur Radio Service?

Select	Answer
A	Part 90
B	Part 73
C	Part 97
D	Part 95

2. - T1B11

What emission modes are permitted in the mode-restricted sub-bands at 50.0 to 50.1 MHz and 144.0 to 144.1 MHz?

Select	Answer
A	CW only
B	CW and RTTY
C	CW and SSB
D	SSB only

3. - T1C07

What may result when correspondence from the FCC is returned as undeliverable because the grantee failed to provide the correct mailing address?

Select	Answer
A	A reduction of one rank in operator class
B	Require the licensee to be re-examined
C	Fine or imprisonment
D	Revocation of the station license or suspension of the operator license

4. - T1D04

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

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

5. - T1E12

When, under normal circumstances, may a Technician Class licensee be the control operator of a station operating in an exclusive Extra Class operator segment of the amateur bands?

Select	Answer
A	When operating a special event station
B	At no time
C	As part of a multi-operator contest team
D	When using a club station whose trustee is an Extra Class operator licensee

6. - T1F03

When is an amateur station required to transmit its assigned call sign?

Select	Answer
A	At least every 15 minutes during and at the end of a communication
B	At least every 10 minutes during and at the end of a communication
C	At the beginning of each contact, and every 10 minutes thereafter
D	At least once during each transmission

7. - T2A05

How should you respond to a station calling CQ?

Select	Answer
A	Transmit a signal report followed by your call sign
B	Transmit the other stations call sign followed by your call sign
C	Transmit your call sign followed by the other stations call sign
D	Transmit CQ followed by the other stations call sign

8. - T2B02

What is the term used to describe the use of a sub-audible tone transmitted with normal voice audio to open the squelch of a receiver?

Select	Answer
A	Carrier squelch
B	Tone burst
C	DTMF
D	CTCSS

9. - T2C05

Which of the following describes the Radio Amateur Civil Emergency Service (RACES)?

Select	Answer
A	All of these choices are correct
B	A radio service using amateur frequencies for emergency management or civil defense communications
C	A radio service using amateur stations for emergency management or civil defense communications
D	An emergency service using amateur operators certified by a civil defense organization as being enrolled in that organization

10. - T3A02

Why are UHF signals often more effective from inside buildings than VHF signals?

Select	Answer
A	This is incorrect; VHF works better than UHF inside buildings
B	VHF signals lose power faster over distance
C	UHF antennas are more efficient than VHF antennas
D	The shorter wavelength allows them to more easily penetrate the structure of buildings

11. - T3B03

What are the two components of a radio wave?

Select	Answer
A	Electric and magnetic fields
B	AC and DC
C	Voltage and current
D	Ionizing and non-ionizing radiation

12. - T3C09

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

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

13. - T4A01

Which of the following is true concerning the microphone connectors on amateur transceivers?

Select	Answer
A	All transceivers use the same microphone connector type
B	Un-keyed connectors allow any microphone to be connected
C	Some connectors include push-to-talk and voltages for powering the microphone
D	All transceivers using the same connector type are wired identically

14. - T4B11

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

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

15. - T5A02

Electrical power is measured in which of the following units?

Select	Answer
A	Watts
B	Amperes
C	Ohms
D	Volts

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. - T5C13

What are the units of impedance?

Select	Answer
A	Coulombs
B	Amperes
C	Volts
D	Ohms

18. - T5D12

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

Select	Answer
A	8 volts
B	20 volts
C	0.2 volts
D	12 volts

19. - T6A11

Which of the following battery types is not rechargeable?

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

20. - T6B07

What does the abbreviation LED stand for?

Select	Answer
A	Light Emitting Diode
B	Low Emission Diode
C	Long Echo Delay
D	Liquid Emission Detector

21. - T6C09

What is component 4 in figure T2?

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

22. - T6D04

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

Select	Answer
A	Meter
B	Potentiometer
C	Relay
D	Transistor

23. - T7A01

Which term describes the ability of a receiver to detect the presence of a signal?

Select	Answer
A	Linearity
B	Sensitivity
C	Total Harmonic Distortion
D	Selectivity

24. - T7B08

What should you do if something in a neighbors home is causing harmful interference to your amateur station?

Select	Answer
A	Work with your neighbor to identify the offending device
B	Politely inform your neighbor about the rules that prohibit the use of devices which cause interference
C	Check your station and make sure it meets the standards of good amateur practice
D	All of these choices are correct

25. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It comes back into your transmitter and could cause damage
B	It is converted into heat
C	It can cause distortion of your signal
D	It increases the SWR

26. - T7D05

What instrument is used to measure resistance?

Select	Answer
A	An oscilloscope
B	A noise bridge
C	An ohmmeter
D	A spectrum analyzer

27. - T8A07

What is the primary advantage of single sideband over FM for voice transmissions?

Select	Answer
A	SSB signals are easier to tune
B	All of these choices are correct
C	SSB signals are less susceptible to interference
D	SSB signals have narrower bandwidth

28. - T8B05

What is a satellite beacon?

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

29. - T8C06

How is access to an IRLP node accomplished?

Select	Answer
A	By using DTMF signals
B	By using CTCSS tone codes
C	By obtaining a password which is sent via voice to the node
D	By entering the proper Internet password

30. - T8D07

What is PSK31?

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

31. - T9A04

What is a disadvantage of the rubber duck antenna supplied with most handheld radio transceivers?

Select	Answer
A	It does not transmit or receive as effectively as a full-sized antenna
B	If the rubber end cap is lost it will unravel very quickly
C	It transmits a circularly polarized signal
D	All of these choices are correct

32. - T9B03

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

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

33. - T0A09

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

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

34. - T0B06

What is the minimum safe distance from a power line to allow when installing an antenna?

Select	Answer
A	1/2 wavelength at the operating frequency
B	So that if the antenna falls unexpectedly, no part of it can come closer than 10 feet to the power wires
C	The height of the power line above ground
D	Half the width of your property

35. - T0C01

What type of radiation are VHF and UHF radio signals?

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

Figure T2