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. - T1A05

Which of the following is a purpose of the Amateur Radio Service rules and regulations as defined by the FCC?

Select	Answer
A	Providing inexpensive communication for local emergency organizations
B	All of these choices are correct
C	Enhancing international goodwill
D	Training of operators in military radio operating procedures

2. - T1B06

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

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

3. - T1C03

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

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

4. - T1D01

With which countries are FCC-licensed amateur stations prohibited from exchanging communications?

Select	Answer
A	Any country whose administration has notified the ARRL that it objects to such communications
B	Any country engaged in hostilities with another country
C	Any country in violation of the War Powers Act of 1934
D	Any country whose administration has notified the ITU that it objects to such communications

5. - T1E09

What type of control is being used when the control operator is at the control point?

Select	Answer
A	Radio control
B	Local control
C	Automatic control
D	Unattended control

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. - T2A11

Which of the following is an FCC rule regarding power levels used in the amateur bands, under normal, non-distress circumstances?

Select	Answer
A	Up to 1500 watts PEP may be used on any amateur frequency without restriction
B	While not exceeding the maximum power permitted on a given band, use the minimum power necessary to carry out the desired communication
C	No more than 200 watts PEP may be used
D	There is no limit to power as long as there is no interference with other services

8. - T2B04

Which of the following common problems might cause you to be able to hear but not access a repeater even when transmitting with the proper offset?

Select	Answer
A	All of these choices are correct
B	The repeater receiver may require a DCS tone sequence for access
C	The repeater receiver may require an audio tone burst for access
D	The repeater receiver may require a CTCSS tone for access

9. - T2C12

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
B	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
C	Licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
D	Licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service

10. - T3A03

What antenna polarization is normally used for long-distance weak-signal CW and SSB contacts using the VHF and UHF bands?

Select	Answer
A	Right-hand circular
B	Vertical
C	Horizontal
D	Left-hand circular

11. - T3B04

How fast does a radio wave travel through free space?

Select	Answer
A	At the speed of light
B	Its speed is inversely proportional to its wavelength
C	At the speed of sound
D	Its speed increases as the frequency increases

12. - T3C02

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

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

13. - T4A08

Which type of conductor is best to use for RF grounding?

Select	Answer
A	Round stranded wire
B	Twisted-pair cable
C	Flat strap
D	Round copper-clad steel wire

14. - T4B03

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

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

15. - T5A06

How much voltage does a mobile transceiver usually require?

Select	Answer
A	About 240 volts
B	About 120 volts
C	About 12 volts
D	About 30 volts

16. - T5B09

What is the approximate amount of change, measured in decibels (dB), of a power increase from 5 watts to 10 watts?

Select	Answer
A	5 dB
B	2 dB
C	10 dB
D	3 dB

17. - T5C13

What are the units of impedance?

Select	Answer
A	Amperes
B	Ohms
C	Coulombs
D	Volts

18. - T5D07

What is the current flow in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

Select	Answer
A	200 amperes
B	9600 amperes
C	1.5 amperes
D	0.667 amperes

19. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Capacitance
B	Inductance
C	Field strength
D	Resistance

20. - T6B04

Which of the following components can be made of three layers of semiconductor material?

Select	Answer
A	Transistor
B	Alternator
C	Triode
D	Pentagrid converter

21. - T6C08

What is component 9 in figure T2?

Select	Answer
A	Variable capacitor
B	Variable transformer
C	Variable inductor
D	Variable resistor

22. - T6D04

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

Select	Answer
A	Meter
B	Transistor
C	Relay
D	Potentiometer

23. - T7A02

What is a transceiver?

Select	Answer
A	A type of antenna switch
B	A type of antenna matching network
C	A component in a repeater which filters out unwanted interference
D	A unit combining the functions of a transmitter and a receiver

24. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Talk louder into the microphone
B	Let the transceiver cool off
C	Change to a higher power level
D	Talk farther away from the microphone

25. - T7C03

What, in general terms, is standing wave ratio (SWR)?

Select	Answer
A	The ratio of high to low impedance in a feed line
B	A measure of how well a load is matched to a transmission line
C	An indication of the quality of your stations ground connection
D	The transmitter efficiency ratio

26. - T7D10

What is probably happening when an ohmmeter, connected across an unpowered circuit, initially indicates a low resistance and then shows increasing resistance with time?

Select	Answer
A	The circuit contains a large capacitor
B	The ohmmeter is defective
C	The circuit contains a large inductor
D	The circuit is a relaxation oscillator

27. - T8A03

Which type of voice mode is most often used for long-distance (weak signal) contacts on the VHF and UHF bands?

Select	Answer
A	FM
B	PM
C	DRM
D	SSB

28. - T8B11

What is a commonly used method of sending signals to and from a digital satellite?

Select	Answer
A	FM Packet
B	PSK31
C	USB AFSK
D	WSJT

29. - T8C04

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

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

30. - T8D09

What code is used when sending CW in the amateur bands?

Select	Answer
A	Baudot
B	Hamming
C	Gray
D	International Morse

31. - T9A11

What is meant by the gain of an antenna?

Select	Answer
A	The additional power that is lost in the antenna when transmitting on a higher frequency
B	The additional power that is added to the transmitter power
C	The increase in impedance on receive or transmit compared to a reference antenna
D	The increase in signal strength in a specified direction when 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 has less loss than any other type of feed line
B	It is easy to use and requires few special installation considerations
C	It is less expensive than any other types of feed line
D	It can handle more power than any other type of feed line

33. - T0A04

What is the purpose of a fuse in an electrical circuit?

Select	Answer
A	All of these choices are correct
B	To interrupt power in case of overload
C	To limit current to prevent shocks
D	To prevent power supply ripple from damaging a circuit

34. - T0B12

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	Make sure that all bends in the ground wires are clean, right angle bends
B	Put a loop in the ground connection to prevent water damage to the ground system
C	All of these choices are correct
D	Ensure that connections are short and direct

35. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

Select	Answer
A	By making sure your antennas have low SWR
B	All of these choices are correct
C	By re-evaluating the station whenever an item of equipment is changed
D	By informing the FCC of any changes made in your station

Figure T2