US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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1. - T0A08

Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

Select	Answer
A	In parallel with the hot conductor only
B	In series with the hot conductor only
C	In parallel with the hot and neutral conductors
D	In series with the hot and neutral conductors

2. - T0B09

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

Select	Answer
A	The 60 Hz radiations from the feed line may increase the SWR
B	The antenna could contact high-voltage power lines
C	The antenna will not work properly because of induced voltages
D	All these choices are correct

3. - T0C11

What is the definition of duty cycle during the averaging time for RF exposure?

Select	Answer
A	The percentage of time that a transmitter is transmitting
B	The percentage of time that a transmitter is not transmitting
C	The difference between the lowest power output and the highest power output of a transmitter
D	The difference between the PEP and average power output of a transmitter

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

Select	Answer
A	Homeland Security
B	The FCC
C	FEMA
D	All these choices are correct

5. - T1B01

Which of the following frequency ranges are available for phone operation by Technician licensees?

Select	Answer
A	28.100 MHz to 28.300 MHz
B	28.300 MHz to 28.500 MHz
C	28.050 MHz to 28.150 MHz
D	28.500 MHz to 28.600 MHz

6. - T1C04

What may happen if the FCC is unable to reach you by email?

Select	Answer
A	Revocation of access to the license record in the FCC system
B	Revocation of the station license or suspension of the operator license
C	Nothing; there is no such requirement
D	Fine and suspension of operator license

7. - T1D02

Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

Select	Answer
A	In all circumstances
B	Telecommand or transmissions of telemetry
C	International Morse Code Practice
D	Broadcasting

8. - T1E08

Which of the following is an example of automatic control?

Select	Answer
A	Using a computer or other device to send CW automatically
B	Controlling a station over the internet
C	Repeater operation
D	Using a computer or other device to identify automatically

9. - T1F05

What method of call sign identification is required for a station transmitting phone signals?

Select	Answer
A	Send the call sign followed by the indicator RPT
B	Send the call sign followed by the indicator R
C	Send the call sign using only a phone emission
D	Send the call sign using a CW or phone emission

10. - T2A08

What is the meaning of the procedural signal “CQ”?

Select	Answer
A	Call on the quarter hour
B	Only the called station should transmit
C	Calling any station
D	Test transmission, no reply expected

11. - T2B09

Why are simplex channels designated in the VHF/UHF band plans?

Select	Answer
A	For contest operation
B	So stations with simple transmitters can access the repeater without automated offset
C	So stations within range of each other can communicate without tying up a repeater
D	For working DX only

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	Record the time of each of your transmissions
B	All these choices are correct
C	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
D	Unless you are reporting an emergency, transmit only when directed by the net control station

13. - T3A05

When using a directional antenna, how might your station be able to communicate with a distant repeater if buildings or obstructions are blocking the direct line of sight path?

Select	Answer
A	Change from vertical to horizontal polarization
B	Try the long path
C	Increase the antenna SWR
D	Try to find a path that reflects signals to the repeater

14. - T3B07

In addition to frequency, which of the following is used to identify amateur radio bands?

Select	Answer
A	All these choices are correct
B	The approximate wavelength in meters
C	Channel numbers
D	Traditional letter/number designators

15. - T3C08

What causes tropospheric ducting?

Select	Answer
A	Updrafts from hurricanes and tornadoes
B	Sunspots and solar flares
C	Temperature inversions in the atmosphere
D	Discharges of lightning during electrical storms

16. - T4A02

Which of the following should be considered when selecting an accessory SWR meter?

Select	Answer
A	The frequency and power level at which the measurements will be made
B	The types of modulation being used at the station
C	All these choices are correct
D	The distance that the meter will be located from the antenna

17. - T4B02

Which of the following can be used to enter a transceiver’s operating frequency?

Select	Answer
A	The Automatic Frequency Control
B	All these choices are correct
C	The CTCSS or DTMF encoder
D	The keypad or VFO knob

18. - T5A02

Electrical power is measured in which of the following units?

Select	Answer
A	Watts
B	Watt-hours
C	Volts
D	Amperes

19. - T5B06

Which is equal to 3000 milliamperes?

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

20. - T5C04

What is the unit of inductance?

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

21. - T5D03

What formula is used to calculate resistance in a circuit?

Select	Answer
A	R = E + I
B	R = E x I
C	R = E / I
D	R = E - I

22. - T6A04

What electrical component stores energy in an electric field?

Select	Answer
A	Inductor
B	Capacitor
C	Varistor
D	Diode

23. - T6B08

What does the abbreviation FET stand for?

Select	Answer
A	Fast Electron Transistor
B	Frequency Emission Transmitter
C	Free Electron Transmitter
D	Field Effect Transistor

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Dummy load
B	Transmitter
C	Antenna
D	Ground

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Meter
B	Potentiometer
C	Transistor
D	Relay

26. - T7A04

Which term describes the ability of a receiver to discriminate between multiple signals?

Select	Answer
A	Harmonic distortion
B	Discrimination ratio
C	Selectivity
D	Sensitivity

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	Make sure your station meets the standards of good amateur practice
B	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
C	All these choices are correct
D	Work with your neighbor to identify the offending device

28. - T7C10

Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

Select	Answer
A	Ultraviolet light can increase losses in the cable’s jacket
B	Ultraviolet resistant jackets prevent harmonic radiation
C	Ultraviolet light can damage the jacket and allow water to enter the cable
D	Ultraviolet and RF signals can mix, causing interference

29. - T7D06

Which of the following can damage a multimeter?

Select	Answer
A	Attempting to measure resistance using the voltage setting
B	Attempting to measure voltage when using the resistance setting
C	Not allowing it to warm up properly
D	Failing to connect one of the probes to ground

30. - T8A11

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

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

31. - T8B11

Who may receive telemetry from a space station?

Select	Answer
A	A licensed radio amateur with a transmitter equipped for interrogating the satellite
B	Anyone
C	A licensed radio amateur who has registered for an access code from AMSAT
D	A licensed radio amateur who has been certified by the protocol developer

32. - T8C05

What is a grid locator?

Select	Answer
A	A letter-number designator assigned to an azimuth and elevation
B	A letter-number designator assigned to a geographic location
C	An instrument for neutralizing a final amplifier
D	An instrument for radio direction finding

33. - T8D13

What is FT8?

Select	Answer
A	A digital slow-scan TV mode with forward error correction and automatic color compensation
B	A digital mode capable of low signal-to-noise operation
C	A wideband FM voice mode
D	An eight channel multiplex mode for FM repeaters

34. - T9A04

What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

Select	Answer
A	It is mechanically fragile
B	All these choices are correct
C	It transmits only circularly polarized signals
D	It has low efficiency

35. - T9B04

What is the major function of an antenna tuner (antenna coupler)?

Select	Answer
A	It helps a receiver automatically tune in weak stations
B	It automatically selects the proper antenna for the frequency band being used
C	It matches the antenna system impedance to the transceiver's output impedance
D	It allows an antenna to be used on both transmit and receive

Figure T-3