US Amateur Radio - Technician (Element 2, 2014-2018) Practice Test

Anonymous User

US Amateur Radio - Technician (Element 2, 2014-2018) Practice Test

Logging in (or registering) will help the system to select questions that you need to focus on.

1. - T1A12

Which of the following is a permissible use of the Amateur Radio Service?

Select	Answer
A	Allowing a person to conduct radio experiments and to communicate with other licensed hams around the world
B	Providing low-cost communications for start-up businesses
C	Broadcasting music and videos to friends
D	Providing a way for amateur radio operators to earn additional income by using their stations to pass messages

2. - T1B13

Which emission may be used between 219 and 220 MHz?

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

3. - T1C04

When are you allowed to operate your amateur station in a foreign country?

Select	Answer
A	When authorization permits amateur communications in a foreign language
B	When there is a mutual agreement allowing third party communications
C	When you are communicating with non-licensed individuals in another country
D	When the foreign country authorizes it

4. - T1D09

Under which of the following circumstances are amateur stations authorized to transmit signals related to broadcasting, program production, or news gathering, assuming no other means is available?

Select	Answer
A	Only when broadcasting communications to or from the space shuttle
B	Only where such communications directly relate to the immediate safety of human life or protection of property
C	Only where noncommercial programming is gathered and supplied exclusively to the National Public Radio network
D	Only when using amateur repeaters linked to the Internet

5. - T1E03

Who must designate the station control operator?

Select	Answer
A	The station licensee
B	The ITU
C	The frequency coordinator
D	The FCC

6. - T1F07

Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a Technician Class control operator?

Select	Answer
A	The foreign station must be one with which the U.S. has a third party agreement
B	The person must be a U.S. citizen
C	The licensed control operator must do the station identification
D	All of these choices are correct

7. - T2A06

What must an amateur operator do when making on-air transmissions to test equipment or antennas?

Select	Answer
A	Notify the FCC of the test transmission
B	State the purpose of the test during the test procedure
C	Properly identify the transmitting station
D	Make test transmissions only after 10:00 p.m. local time

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

9. - T2C07

Which of the following is an accepted practice for an amateur operator who has checked into an emergency traffic net?

Select	Answer
A	Remain on frequency without transmitting until asked to do so by the net control station
B	All of the choices are correct
C	Provided that the frequency is quiet, announce the station call sign and location every 5 minutes
D	Move 5 kHz away from the net's frequency and use high power to ask other hams to keep clear of the net frequency

10. - T3A07

What type of wave carries radio signals between transmitting and receiving stations?

Select	Answer
A	Electromagnetic
B	Magnetostrictive
C	Surface acoustic
D	Electrostatic

11. - T3B03

What are the two components of a radio wave?

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

12. - T3C10

What is the radio horizon?

Select	Answer
A	The distance from the ground to a horizontally mounted antenna
B	The distance over which two stations can communicate by direct path
C	The shortest distance between two points on the Earth's surface
D	The farthest point you can see when standing at the base of your antenna tower

13. - T4A08

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

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

14. - T4B07

What does the term RIT mean?

Select	Answer
A	Receiver Incremental Tuning
B	Rectifier Inverter Test
C	Receiver Input Tone
D	Remote Input Transmitter

15. - T5A12

What term describes the number of times per second that an alternating current reverses direction?

Select	Answer
A	Frequency
B	Wavelength
C	Pulse rate
D	Speed

16. - T5B07

If a frequency readout calibrated in megahertz shows a reading of 3.525 MHz, what would it show if it were calibrated in kilohertz?

Select	Answer
A	35.25 kHz
B	3,525,000 kHz
C	3525 kHz
D	0.003525 kHz

17. - T5C12

What is meant by the term impedance?

Select	Answer
A	It is a measure of the power handling capability of a component
B	It is a measure of the Q or Quality Factor of a component
C	It is the inverse of resistance
D	It is a measure of the opposition to AC current flow in a circuit

18. - T5D11

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

Select	Answer
A	1 volt
B	11 volts
C	9 volts
D	10 volts

19. - T6A04

What electrical component stores energy in an electric field?

Select	Answer
A	Diode
B	Resistor
C	Inductor
D	Capacitor

20. - T6B06

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

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

21. - T6C12

What do the symbols on an electrical circuit schematic diagram represent?

Select	Answer
A	Traffic nodes
B	Electrical components
C	Digital codes
D	Logic states

22. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Amplifier
B	Rectifier
C	Reflector
D	Transformer

23. - T7A06

What device takes the output of a low-powered 28 MHz SSB exciter and produces a 222 MHz output signal?

Select	Answer
A	Transverter
B	High-pass filter
C	Low-pass filter
D	Phase converter

24. - T7B12

What might be the first step to resolve cable TV interference from your ham radio transmission?

Select	Answer
A	Add a preamplifier to the TV antenna input
B	Add a high pass filter to the TV antenna input
C	Be sure all TV coaxial connectors are installed properly
D	Add a low pass filter to the TV antenna input

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. - T7D05

What instrument is used to measure resistance?

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

27. - T8A11

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

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

28. - T8B11

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

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

29. - T8C13

What is the Internet Radio Linking Project (IRLP)?

Select	Answer
A	A technique for measuring signal strength of an amateur transmitter via the Internet
B	A system for providing access to websites via amateur radio
C	A technique to connect amateur radio systems, such as repeaters, via the Internet using Voice Over Internet Protocol
D	A system for informing amateurs in real time of the frequency of active DX stations

30. - T8D11

What is an ARQ transmission system?

Select	Answer
A	A special transmission format limited to video signals
B	A system used to encrypt command signals to an amateur radio satellite
C	A digital scheme whereby the receiving station detects errors and sends a request to the sending station to retransmit the information
D	A method of compressing the data in a message so more information can be sent in a shorter time

31. - T9A01

What is a beam antenna?

Select	Answer
A	An omnidirectional antenna invented by Clarence Beam
B	An antenna that concentrates signals in one direction
C	An antenna that reverses the phase of received signals
D	An antenna built from aluminum I-beams

32. - T9B10

What electrical difference exists between the smaller RG-58 and larger RG-8 coaxial cables?

Select	Answer
A	RG-8 cable has less loss at a given frequency
B	RG-58 cable has less loss at a given frequency
C	There is no significant difference between the two types
D	RG-58 cable can handle higher power levels

33. - T0A10

What can happen if a lead-acid storage battery is charged or discharged too quickly?

Select	Answer
A	The battery could overheat and give off flammable gas or explode
B	The memory effect will reduce the capacity of the battery
C	All of these choices are correct
D	The voltage can become reversed

34. - T0B02

What is a good precaution to observe before climbing an antenna tower?

Select	Answer
A	All of the these choices are correct
B	Remove all tower grounding connections
C	Put on a climbing harness and safety glasses
D	Make sure that you wear a grounded wrist strap

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