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

2. - T1B09

Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

Select	Answer
A	To allow for transmitter frequency drift
B	All of these choices are correct
C	So that modulation sidebands do not extend beyond the band edge
D	To allow for calibration error in the transmitter frequency display

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	Revocation of the station license or suspension of the operator license
D	Fine or imprisonment

4. - T1D04

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

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

5. - T1E07

When the control operator is not the station licensee, who is responsible for the proper operation of the station?

Select	Answer
A	All licensed amateurs who are present at the operation
B	Only the control operator
C	The control operator and the station licensee are equally responsible
D	Only the station licensee

6. - T1F08

Which indicator is required by the FCC to be transmitted after a station call sign?

Select	Answer
A	/ followed the FCC Region number when operating out of the region in which the license was issued
B	/KT, /AE or /AG when using new license privileges earned by CSCE while waiting for an upgrade to a previously issued license to appear in the FCC license database
C	/M when operating mobile
D	/R when operating a repeater

7. - T2A09

What brief statement is often transmitted in place of CQ to indicate that you are listening on a repeater?

Select	Answer
A	The repeater call sign followed by your call sign
B	Your call sign
C	The letters QSY followed by your call sign
D	The words Hello test followed by your call sign

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 an audio tone burst for access
C	The repeater receiver may require a DCS tone sequence for access
D	The repeater receiver may require a CTCSS tone for access

9. - T2C03

What should be done to insure that voice message traffic containing proper names and unusual words are copied correctly by the receiving station?

Select	Answer
A	The entire message should be repeated at least four times
B	All of these choices are correct
C	Such messages must be limited to no more than 10 words
D	Such words and terms should be spelled out using a standard phonetic alphabet

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

12. - T3C12

Which of the following bands may provide long distance communications during the peak of the sunspot cycle?

Select	Answer
A	All of these choices are correct
B	23 centimeters
C	70 centimeters or 1.25 meters
D	Six or ten meters

13. - T4A07

How is a computers sound card used when conducting digital communications using a computer?

Select	Answer
A	All of these choices are correct
B	The sound card provides audio to the microphone input and converts received audio to digital form
C	The sound card records the audio frequency for video display
D	The sound card communicates between the computer CPU and the video display

14. - T4B07

What does the term RIT mean?

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

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. - T5B06

If an ammeter calibrated in amperes is used to measure a 3000-milliampere current, what reading would it show?

Select	Answer
A	0.003 amperes
B	3,000,000 amperes
C	3 amperes
D	0.3 amperes

17. - T5C13

What are the units of impedance?

Select	Answer
A	Volts
B	Ohms
C	Coulombs
D	Amperes

18. - T5D11

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

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

19. - T6A07

What electrical component is usually composed of a coil of wire?

Select	Answer
A	Diode
B	Inductor
C	Capacitor
D	Switch

20. - T6B03

Which of these components can be used as an electronic switch or amplifier?

Select	Answer
A	Transistor
B	Oscillator
C	Potentiometer
D	Voltmeter

21. - T6C03

What is component 2 in figure T1?

Select	Answer
A	Connector
B	Transistor
C	Indicator lamp
D	Resistor

22. - T6D10

What is the function of component 2 in Figure T1?

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

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. - 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	Check your station and make sure it meets the standards of good amateur practice
C	Politely inform your neighbor about the rules that prohibit the use of devices which cause interference
D	All of these choices are correct

25. - T7C01

What is the primary purpose of a dummy load?

Select	Answer
A	To prevent the radiation of signals when making tests
B	To improve the radiation from your antenna
C	To improve the signal to noise ratio of your receiver
D	To prevent over-modulation of your transmitter

26. - T7D01

Which instrument would you use to measure electric potential or electromotive force?

Select	Answer
A	A voltmeter
B	An ammeter
C	A wavemeter
D	An ohmmeter

27. - T8A01

Which of the following is a form of amplitude modulation?

Select	Answer
A	Phase shift keying
B	Single sideband
C	Spread-spectrum
D	Packet radio

28. - T8B07

With regard to satellite communications, what is Doppler shift?

Select	Answer
A	A special digital communications mode for some satellites
B	A mode where the satellite receives signals on one band and transmits on another
C	An observed change in signal frequency caused by relative motion between the satellite and the earth station
D	A change in the satellite orbit

29. - T8C03

What popular operating activity involves contacting as many stations as possible during a specified period of time?

Select	Answer
A	Contesting
B	Simulated emergency exercises
C	Net operations
D	Public service events

30. - T8D10

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

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

31. - T9A05

How would you change a dipole antenna to make it resonant on a higher frequency?

Select	Answer
A	Shorten it
B	Lengthen it
C	Insert coils in series with radiating wires
D	Add capacitive loading to the ends of the radiating wires

32. - T9B07

Which of the following is true of PL-259 type coax connectors?

Select	Answer
A	They are water tight
B	They are preferred for microwave operation
C	They are commonly used at HF frequencies
D	They are a bayonet type connector

33. - T0A11

What kind of hazard might exist in a power supply when it is turned off and disconnected?

Select	Answer
A	Static electricity could damage the grounding system
B	You might receive an electric shock from the charged stored in large capacitors
C	Circulating currents inside the transformer might cause damage
D	The fuse might blow if you remove the cover

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	All of these choices are correct
C	The antenna could contact high-voltage power wires
D	The antenna will not work properly because of induced voltages

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

Figure T1