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. - T0A07

Where should a lightning arrester be installed in a coaxial feed line?

Select	Answer
A	At the ac power service panel
B	At the output connector of a transceiver
C	At the antenna feed point
D	On a grounded panel near where feed lines enter the building

2. - T0B06

What is the minimum safe distance from a power line to allow when installing an antenna?

Select	Answer
A	Add the height of the antenna to the height of the power line and multiply by a factor of 1.5
B	The height of the power line above ground
C	Enough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires
D	1/2 wavelength at the operating frequency

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	50 MHz
B	1296 MHz
C	3.5 MHz
D	440 MHz

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

Select	Answer
A	A printed copy of the certificate of successful completion of examination
B	An email notification from the NCVEC granting the license
C	The license appears in the FCC ULS database
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	1500 watts
B	100 watts
C	500 watts
D	50 watts

6. - T1C04

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

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

7. - T1D08

In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

Select	Answer
A	When the communication is made to obtain emergency information for a local broadcast station
B	When the communication is incidental to classroom instruction at an educational institution
C	When the communication is related to the sale of amateur equipment by the control operator's employer
D	All these choices are correct

8. - T1E02

Who may be the control operator of a station communicating through an amateur satellite or space station?

Select	Answer
A	Only an Amateur Extra Class operator who is also an AMSAT member
B	Only an Amateur Extra Class operator
C	Any amateur allowed to transmit on the satellite uplink frequency
D	A General class or higher licensee with a satellite operator certification

9. - T1F09

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

Select	Answer
A	Earth station
B	Message forwarding station
C	Repeater station
D	Beacon station

10. - T2A04

What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Select	Answer
A	Say "break, break," then say the station's call sign
B	Say "CQ" three times, then the other station's call sign
C	Wait for the station to call CQ, then answer
D	Say the station's call sign, then identify with your call sign

11. - T2B06

What type of signaling uses pairs of audio tones?

Select	Answer
A	GPRS
B	D-STAR
C	DTMF
D	CTCSS

12. - T2C02

Which of the following are typical duties of a Net Control Station?

Select	Answer
A	Choose the regular net meeting time and frequency
B	Call the net to order and direct communications between stations checking in
C	Ensure that all stations checking into the net are properly licensed for operation on the net frequency
D	All these choices are correct

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Absorption
B	Polarization rotation
C	Amplification
D	Knife-edge diffraction

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C03

What is a characteristic of VHF signals received via auroral backscatter?

Select	Answer
A	They are often received from 10,000 miles or more
B	They are generally strongest when your antenna is aimed west
C	They occur only during winter nighttime hours
D	They are distorted and signal strength varies considerably

16. - T4A01

Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

Select	Answer
A	13.8 volts at 12 amperes
B	24.0 volts at 4 amperes
C	24.0 volts at 12 amperes
D	13.8 volts at 4 amperes

17. - T4B01

What is the effect of excessive microphone gain on SSB transmissions?

Select	Answer
A	Increased SWR
B	All these choices are correct
C	Distorted transmitted audio
D	Frequency instability

18. - T5A10

Which term describes the rate at which electrical energy is used?

Select	Answer
A	Current
B	Power
C	Voltage
D	Resistance

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	1500 milliamperes
B	150 milliamperes
C	15,000 milliamperes
D	15 milliamperes

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MHz
B	Mhz
C	MH
D	mh

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. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Capacitance
B	Inductance
C	Resistance
D	Field strength

23. - T6B09

What are the names for the electrodes of a diode?

Select	Answer
A	Plus and minus
B	Source and drain
C	Gate and base
D	Anode and cathode

24. - T6C02

What is component 1 in figure T-1?

Select	Answer
A	Transistor
B	Resistor
C	Battery
D	Connector

25. - T6D03

Which of the following is a reason to use shielded wire?

Select	Answer
A	To couple the wire to other signals
B	To prevent coupling of unwanted signals to or from the wire
C	To decrease the resistance of DC power connections
D	To increase the current carrying capability of the wire

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

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

27. - T7B03

Which of the following can cause radio frequency interference?

Select	Answer
A	Fundamental overload
B	All these choices are correct
C	Harmonics
D	Spurious emissions

28. - T7C01

What is the primary purpose of a dummy load?

Select	Answer
A	To prevent transmitting signals over the air when making tests
B	To improve the efficiency of an antenna
C	To improve the signal-to-noise ratio of a receiver
D	To prevent over-modulation of a transmitter

29. - T7D04

Which instrument is used to measure electric current?

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

30. - T8A09

What is the approximate bandwidth of a VHF repeater FM voice signal?

Select	Answer
A	Between 10 and 15 kHz
B	Between 50 and 125 kHz
C	About 150 kHz
D	Less than 500 Hz

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
B	All these choices are correct
C	Maps showing the real-time position of the satellite track over Earth
D	The apparent frequency of the satellite transmission, including effects of Doppler shift

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

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

33. - T8D01

Which of the following is a digital communications mode?

Select	Answer
A	Packet radio
B	All these choices are correct
C	FT8
D	IEEE 802.11

34. - T9A12

What is an advantage of a 5/8 wavelength whip antenna for VHF or UHF mobile service?

Select	Answer
A	It has 10 times the power gain of a 1/4 wavelength whip
B	It eliminates distortion caused by reflected signals
C	It radiates at a very high angle
D	It has more gain than a 1/4-wavelength antenna

35. - T9B07

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

Select	Answer
A	They are preferred for microwave operation
B	They are commonly used at HF and VHF frequencies
C	They are watertight
D	They are a bayonet-type connector

Figure T-1