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. - T1A07

What is the FCC Part 97 definition of telemetry?

Select	Answer
A	A one-way transmission to initiate, modify or terminate functions of a device at a distance
B	A one-way transmission of measurements at a distance from the measuring instrument
C	An information bulletin from a VEC
D	An information bulletin issued by the FCC

2. - T1B04

Which amateur band are you using when your station is transmitting on 146.52 MHz?

Select	Answer
A	2 meter band
B	14 meter band
C	20 meter band
D	6 meter band

3. - T1C09

What is the grace period following the expiration of an amateur license within which the license may be renewed?

Select	Answer
A	Ten years
B	Five years
C	Two years
D	Three years

4. - T1D01

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

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

5. - T1E02

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

Select	Answer
A	Any U.S. citizen or registered alien
B	Any family member of the station licensee
C	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
D	Any person over the age of 18

6. - T1F11

To which foreign stations do the FCC rules authorize the transmission of non-emergency third party communications?

Select	Answer
A	Those in ITU Region 3 only
B	Any station whose government permits such communications
C	Those in ITU Regions 2 and 3 only
D	Those in ITU Region 2 only

7. - T2A02

What is the national calling frequency for FM simplex operations in the 70 cm band?

Select	Answer
A	145.000 MHz
B	432.100 MHz
C	446.000 MHz
D	146.520 MHz

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. - T2C01

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

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

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	Frequency shifting
B	Picket fencing
C	Flip-flopping
D	Pulsing

11. - T3B05

How does the wavelength of a radio wave relate to its frequency?

Select	Answer
A	The wavelength gets shorter as the frequency increases
B	There is no relationship between wavelength and frequency
C	The wavelength gets longer as the frequency increases
D	The wavelength depends on the bandwidth of the signal

12. - T3C06

What mode is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Select	Answer
A	Tropospheric scatter
B	Faraday rotation
C	D layer refraction
D	F2 layer refraction

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 generating and decoding digital signals
C	For logging contacts and contact information
D	For sending and/or receiving CW

14. - T4B10

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

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

15. - T5A04

What is the name for a current that flows only in one direction?

Select	Answer
A	Alternating current
B	Smooth current ~ T5A05 (A) What is the electrical term for the electromotive force (EMF) that causes electron flow? A. Voltage B. Ampere-hours C. Capacitance D. Inductance
C	Normal current
D	Direct current

16. - T5B02

What is another way to specify a radio signal frequency of 1,500,000 hertz?

Select	Answer
A	150 kHz
B	1500 MHz
C	15 GHz
D	1500 kHz

17. - T5C05

What is the unit of frequency?

Select	Answer
A	Henry
B	Farad
C	Hertz
D	Tesla

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	1.5 amperes
B	200 amperes
C	0.667 amperes
D	9600 amperes

19. - T6A11

Which of the following battery types is not rechargeable?

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

20. - T6B06

How is the cathode lead of a semiconductor diode usually identified?

Select	Answer
A	With the word cathode
B	All of these choices are correct
C	With a stripe
D	With the letter C

21. - T6C03

What is component 2 in figure T1?

Select	Answer
A	Connector
B	Resistor
C	Indicator lamp
D	Transistor

22. - T6D10

What is the function of component 2 in Figure T1?

Select	Answer
A	Give off light when current flows through it
B	Control the flow of current
C	Convert electrical energy into radio waves
D	Supply electrical energy

23. - T7A02

What is a transceiver?

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

24. - T7B11

What is a symptom of RF feedback in a transmitter or transceiver?

Select	Answer
A	The transmitter will not stay on the desired frequency
B	Excessive SWR at the antenna connection
C	Reports of garbled, distorted, or unintelligible transmissions
D	Frequent blowing of power supply fuses

25. - T7C07

What happens to power lost in a feed line?

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

26. - T7D06

Which of the following might damage a multimeter?

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

27. - T8A11

What is the approximate maximum bandwidth required to transmit a CW signal?

Select	Answer
A	2.4 kHz
B	150 Hz
C	1000 Hz
D	15 kHz

28. - T8B04

Which amateur stations may make contact with an amateur station on the International Space Station using 2 meter and 70 cm band amateur radio frequencies?

Select	Answer
A	Any amateur holding a Technician or higher class license
B	You cannot talk to the ISS on amateur radio frequencies
C	Only members of amateur radio clubs at NASA facilities
D	Only the astronaut's family members who are hams

29. - T8C06

How is access to an IRLP node accomplished?

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

30. - T8D06

What does the abbreviation PSK mean?

Select	Answer
A	Phase Shift Keying
B	Pulse Shift Keying
C	Packet Short Keying
D	Phased Slide Keying

31. - T9A12

What is a reason to use a properly mounted 5/8 wavelength antenna for VHF or UHF mobile service?

Select	Answer
A	It features a very high angle of radiation and is better for communicating via a repeater
B	It offers a lower angle of radiation and more gain than a 1/4 wavelength antenna and usually provides improved coverage
C	The 5/8 wavelength antenna offers a 10-times power gain over a 1/4 wavelength design
D	The 5/8 wavelength antenna completely eliminates distortion caused by reflected signals

32. - T9B01

Why is it important to have a low SWR in an antenna system that uses coaxial cable feed line?

Select	Answer
A	All of these choices are correct
B	To allow the efficient transfer of power and reduce losses
C	To prolong antenna life
D	To reduce television interference

33. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	Use a circuit protected by a ground-fault interrupter
B	Use three-wire cords and plugs for all AC powered equipment
C	Connect all AC powered station equipment to a common safety ground
D	All of these choices are correct

34. - T0B08

What is considered to be a proper grounding method for a tower?

Select	Answer
A	A connection between the tower base and a cold water pipe
B	Separate eight-foot long ground rods for each tower leg, bonded to the tower and each other
C	A single four-foot ground rod, driven into the ground no more than 12 inches from the base
D	A ferrite-core RF choke connected between the tower and ground

35. - T0C13

If the averaging time for exposure is 6 minutes, how much power density is permitted if the signal is present for 3 minutes and absent for 3 minutes rather than being present for the entire 6 minutes?

Select	Answer
A	There is no adjustment allowed for shorter exposure times
B	2 times as much
C	3 times as much
D	1/2 as much

Figure T1