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. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Hot
B	Black insulation is never used
C	Equipment ground
D	Neutral

2. - T0B09

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

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

3. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

Select	Answer
A	All these choices are correct
B	By making sure your antennas have low SWR
C	By re-evaluating the station whenever an item in the transmitter or antenna system is changed
D	By informing the FCC of any changes made in your station

4. - T1A10

What is the Radio Amateur Civil Emergency Service (RACES)?

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

5. - T1B12

Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

Select	Answer
A	50 watts
B	500 watts
C	100 watts
D	1500 watts

6. - T1C05

Which of the following is a valid Technician class call sign format?

Select	Answer
A	KF1XXX
B	All these choices are correct
C	W1XX
D	KA1X

7. - T1D03

When is it permissible to transmit messages encoded to obscure their meaning?

Select	Answer
A	Only when transmitting certain approved digital codes
B	Never
C	Only when transmitting control commands to space stations or radio control craft
D	Only during contests

8. - T1E05

What is an amateur station’s control point?

Select	Answer
A	The location at which the control operator function is performed
B	The location of the station’s transmitting antenna
C	The mailing address of the station licensee
D	The location of the station’s transmitting apparatus

9. - T1F10

Who is accountable if a repeater inadvertently retransmits communications that violate the FCC rules?

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

10. - T2A03

What is a common repeater frequency offset in the 70 cm band?

Select	Answer
A	Plus or minus 600 kHz
B	Plus or minus 500 kHz
C	Plus or minus 5 MHz
D	Plus or minus 1 MHz

11. - T2B03

Which of the following describes a linked repeater network?

Select	Answer
A	A single repeater with more than one receiver
B	A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
C	Multiple repeaters with the same control operator
D	A system of repeaters linked by APRS

12. - T2C09

Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

Select	Answer
A	No
B	Yes, but only when part of a FEMA emergency plan
C	Yes, but only in situations involving the immediate safety of human life or protection of property
D	Yes, but only when part of a RACES emergency plan

13. - T3A04

What happens when antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?

Select	Answer
A	Received signal strength is reduced
B	Nothing significant will happen
C	Signals have an echo effect
D	The modulation sidebands might become inverted

14. - T3B10

What frequency range is referred to as HF?

Select	Answer
A	3 to 30 MHz
B	30 to 300 MHz
C	300 to 3000 MHz
D	300 to 3000 kHz

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	HF antennas are generally smaller
B	There is less atmospheric interference (static) on HF
C	Long-distance ionospheric propagation is far more common on HF
D	HF accommodates wider bandwidth signals

16. - T4A05

Where should an RF power meter be installed?

Select	Answer
A	In parallel with the push-to-talk line and the antenna
B	In the feed line, between the transmitter and antenna
C	In the power supply cable, as close as possible to the radio
D	At the power supply output

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

Select	Answer
A	Generation of a heterodyne tone
B	Sideband inversion
C	Distortion of the signal’s audio
D	Change in audio pitch

18. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Coulombs
B	Ohms
C	Siemens
D	Mhos

19. - T5B06

Which is equal to 3000 milliamperes?

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

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	The resonant frequency of a tuned circuit
B	Reflective force in antenna transmission lines
C	The real frequency transmitted as opposed to the apparent frequency
D	Radio frequency signals of all types

21. - T5D12

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

Select	Answer
A	12 volts
B	20 volts
C	0.2 volts
D	8 volts

22. - T6A07

What electrical component is typically constructed as a coil of wire?

Select	Answer
A	Diode
B	Inductor
C	Switch
D	Capacitor

23. - T6B12

What are the names of the electrodes of a bipolar junction transistor?

Select	Answer
A	Input, output, supply
B	Emitter, base, collector
C	Pole one, pole two, output
D	Signal, bias, power

24. - T6C09

What is component 4 in figure T-2?

Select	Answer
A	Double-pole switch
B	Variable inductor
C	Transformer
D	Potentiometer

25. - T6D06

What component changes 120 V AC power to a lower AC voltage for other uses?

Select	Answer
A	Diode
B	Transformer
C	Variable capacitor
D	Transistor

26. - T7A03

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

Select	Answer
A	Mixer
B	Phase splitter
C	Inverter
D	Amplifier

27. - T7B05

How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Block the interfering signal with a filter on the amateur transmitter
B	Block the amateur signal with a filter at the antenna input of the affected receiver
C	Switch the transmitter to a narrow-band mode
D	Switch the transmitter from FM to SSB

28. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

Select	Answer
A	An antenna analyzer
B	A Q meter
C	A VTVM
D	A frequency counter

29. - T7D01

Which instrument would you use to measure electric potential?

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

30. - T8A04

Which type of modulation is commonly used for VHF and UHF voice repeaters?

Select	Answer
A	SSB
B	PSK
C	AM
D	FM or PM

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	A licensed radio amateur who has been certified by the protocol developer
C	Anyone
D	A licensed radio amateur who has registered for an access code from AMSAT

32. - T8C02

Which of these items would be useful for a hidden transmitter hunt?

Select	Answer
A	All these choices are correct
B	A directional antenna
C	A calibrated noise bridge
D	Calibrated SWR meter

33. - T8D07

Which of the following describes DMR?

Select	Answer
A	A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction
B	An automatic computer logging technique for hands-off logging when communicating while operating a vehicle
C	A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel
D	An automatic position tracking mode for FM mobiles communicating through repeaters

34. - T9A01

What is a beam antenna?

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

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	RS-213
B	DB-25
C	Type N
D	UHF (PL-259/SO-239)

Figure T-2