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. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	Only during a contest
B	At no time
C	At any time, amateurs are not protected from willful interference
D	Only if the station being interfered with is expressing extreme religious or political views

2. - T1B07

What amateur band are you using if you are transmitting on 223.50 MHz?

Select	Answer
A	15 meter band
B	1.25 meter band
C	10 meter band
D	2 meter band

3. - T1C10

How soon after passing the examination for your first amateur radio license may you operate a transmitter on an amateur service frequency?

Select	Answer
A	30 days after the test date
B	You must wait until you receive your license in the mail from the FCC
C	Immediately
D	As soon as your operator/station license grant appears in the FCCs license database

4. - T1D07

What types of amateur stations can automatically retransmit the signals of other amateur stations?

Select	Answer
A	Earth, repeater, or space stations
B	Auxiliary, repeater, or space stations
C	Auxiliary, beacon, or Earth stations
D	Beacon, repeater, or space stations

5. - T1E10

Which of the following is an example of remote control as defined in Part 97?

Select	Answer
A	Operating the station over the Internet
B	Controlling a model aircraft, boat or car by amateur radio
C	Repeater operation
D	All of these choices are correct

6. - T1F10

Who is accountable should a repeater inadvertently retransmit communications that violate the FCC rules?

Select	Answer
A	The control operator of the repeater
B	The control operator of the originating station
C	The owner of the repeater
D	Both the originating station and the repeater owner

7. - T2A08

What is the meaning of the procedural signal CQ?

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

8. - T2B12

Under what circumstances should you consider communicating via simplex rather than a repeater?

Select	Answer
A	Only when you have an endorsement for simplex operation on your license
B	Only if you have simplex modulation capability
C	When the stations can communicate directly without using a repeater
D	Only when third party traffic is not being passed

9. - T2C05

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

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

10. - T3A10

What may occur if data signals propagate over multiple paths?

Select	Answer
A	Error rates are likely to increase
B	Transmission rates must be decreased by a factor equal to the number of separate paths observed
C	No significant changes will occur if the signals are transmitting using FM
D	Transmission rates can be increased by a factor equal to the number of separate paths observed

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	300,000,000 meters per second
C	300,000 miles per hour
D	3000 kilometers per second

12. - T3C03

What is a characteristic of VHF signals received via auroral reflection?

Select	Answer
A	These types of signals are generally strongest when your antenna is aimed west
B	These types of signals occur only during winter nighttime hours
C	Signals from distances of 10,000 or more miles are common
D	The signals exhibit rapid fluctuations of strength and often sound distorted

13. - T4A06

Which of the following would be connected between a transceiver and computer in a packet radio station?

Select	Answer
A	Antenna
B	Mixer
C	Terminal node controller
D	Transmatch

14. - T4B09

Which of the following is an appropriate receive filter bandwidth to select in order to minimize noise and interference for SSB reception?

Select	Answer
A	500 Hz
B	2400 Hz
C	1000 Hz
D	5000 Hz

15. - T5A11

What is the basic unit of electromotive force?

Select	Answer
A	The ohm
B	The volt
C	The ampere
D	The watt

16. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	15,000 milliamperes
B	1,500 milliamperes
C	15 milliamperes
D	150 milliamperes

17. - T5C02

What is the basic unit of capacitance?

Select	Answer
A	The volt
B	The farad
C	The henry
D	The ohm

18. - T5D08

What is the current flowing through a 100-ohm resistor connected across 200 volts?

Select	Answer
A	2 amperes
B	100 amperes
C	20,000 amperes
D	0.5 amperes

19. - T6A01

What electrical component is used to oppose the flow of current in a DC circuit?

Select	Answer
A	Voltmeter
B	Inductor
C	Transformer
D	Resistor

20. - T6B05

Which of the following electronic components can amplify signals?

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

21. - T6C02

What is component 1 in figure T1?

Select	Answer
A	Resistor
B	Connector
C	Transistor
D	Battery

22. - T6D03

What type of switch is represented by component 3 in figure T2?

Select	Answer
A	Double-pole single-throw
B	Single-pole double-throw
C	Double-pole double-throw
D	Single-pole single-throw

23. - T7A03

Which of the following is used to convert a radio signal from one frequency to another?

Select	Answer
A	Phase splitter
B	Inverter
C	Amplifier
D	Mixer

24. - T7B02

What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

Select	Answer
A	The receiver is unable to reject strong signals outside the AM or FM band
B	The audio amplifier of the transmitter is overloaded
C	The microphone gain of the transmitter is turned up too high
D	The deviation of an FM transmitter is set too low

25. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

Select	Answer
A	1 to 3
B	10 to 1
C	1 to 1
D	2 to 1

26. - T7D02

What is the correct way to connect a voltmeter to a circuit?

Select	Answer
A	In phase with the circuit
B	In quadrature with the circuit
C	In series with the circuit
D	In parallel with the circuit

27. - T8A07

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

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

28. - T8B02

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

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

29. - T8C10

How do you select a specific IRLP node when using a portable transceiver?

Select	Answer
A	Access the repeater autopatch
B	Choose a specific CTCSS tone
C	Use the keypad to transmit the IRLP node ID
D	Choose the correct DSC tone

30. - T8D10

Which of the following can be used to transmit CW in the amateur bands?

Select	Answer
A	Electronic Keyer
B	Computer Keyboard
C	Straight Key
D	All of these choices are correct

31. - T9A14

Which of the following terms describes a type of loading when referring to an antenna?

Select	Answer
A	Inserting an inductor in the radiating portion of the antenna to make it electrically longer
B	Making the antenna heavier so it will resist wind effects when in motion
C	Installing a spring at the base of the antenna to absorb the effects of collisions with other objects
D	Inserting a resistor in the radiating portion of the antenna to make it resonant

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. - T0A05

Why is it unwise to install a 20-ampere fuse in the place of a 5-ampere fuse?

Select	Answer
A	Excessive current could cause a fire
B	All of these choices are correct
C	The larger fuse would be likely to blow because it is rated for higher current
D	The power supply ripple would greatly increase

34. - T0B09

Why should you avoid attaching an antenna to a utility pole?

Select	Answer
A	The utility company will charge you an extra monthly fee
B	The antenna could contact high-voltage power wires
C	The antenna will not work properly because of induced voltages
D	All of these choices are correct

35. - T0C03

What is the maximum power level that an amateur radio station may use at VHF frequencies before an RF exposure evaluation is required?

Select	Answer
A	1500 watts PEP transmitter output
B	50 watts PEP at the antenna
C	1 watt forward power
D	50 watts PEP reflected power

Figure T1

Figure T2