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

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

3. - T0C02

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

Select	Answer
A	440 MHz
B	3.5 MHz
C	1296 MHz
D	50 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	All these choices are correct
C	An email notification from the NCVEC granting the license
D	The license appears in the FCC ULS database

5. - T1B05

How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

Select	Answer
A	Fast-scan television only
B	Fixed digital message forwarding systems only
C	Emergency traffic only
D	Spread spectrum only

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

Select	Answer
A	From within any country that belongs to the International Telecommunication Union
B	From any vessel or craft located in international waters and documented or registered in the United States
C	From within any country that is a member of the United Nations
D	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3

7. - T1D07

What types of amateur stations can automatically retransmit the signals of other amateur stations?

Select	Answer
A	Auxiliary, beacon, or Earth stations
B	Earth, repeater, or space stations
C	Repeater, auxiliary, or space stations
D	Beacon, repeater, or space stations

8. - T1E01

When may an amateur station transmit without a control operator?

Select	Answer
A	When the transmitting station is an auxiliary station
B	Never
C	When using automatic control, such as in the case of a repeater
D	When the station licensee is away and another licensed amateur is using the station

9. - T1F09

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

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

10. - T2A07

What is meant by "repeater offset”?

Select	Answer
A	The repeater has a time delay to prevent interference
B	The difference between a repeater’s transmit and receive frequencies
C	The number of simultaneous transmit frequencies used by a repeater
D	The repeater station identification is done on a separate frequency

11. - T2B10

Which Q signal indicates that you are receiving interference from other stations?

Select	Answer
A	QRN
B	QTH
C	QRM
D	QSB

12. - T2C11

What is meant by “check” in a radiogram header?

Select	Answer
A	The number of words or word equivalents in the text portion of the message
B	The call sign of the originating station
C	A box on the message form that indicates that the message was received and/or relayed
D	A list of stations that have relayed the message

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

14. - T3B06

What is the formula for converting frequency to approximate wavelength in meters?

Select	Answer
A	Wavelength in meters equals frequency in hertz divided by 300
B	Wavelength in meters equals frequency in hertz multiplied by 300
C	Wavelength in meters equals frequency in megahertz divided by 300
D	Wavelength in meters equals 300 divided by frequency in megahertz

15. - T3C07

What band is best suited for communicating via meteor scatter?

Select	Answer
A	33 centimeters
B	6 meters
C	2 meters
D	70 centimeters

16. - T4A07

Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

Select	Answer
A	Computer “line out” to transceiver push-to-talk
B	Computer “line in” to transceiver push-to-talk
C	Computer “line in” to transceiver speaker connector
D	Computer “line out” to transceiver speaker connector

17. - T4B07

What does a DMR “code plug” contain?

Select	Answer
A	The codec for digitizing audio
B	Your call sign in CW for automatic identification
C	The DMR software version
D	Access information for repeaters and talkgroups

18. - T5A11

What type of current flow is opposed by resistance?

Select	Answer
A	Direct current
B	Alternating current
C	All these choices are correct
D	RF current

19. - T5B09

Which decibel value most closely represents a power increase from 5 watts to 10 watts?

Select	Answer
A	3 dB
B	10 dB
C	5 dB
D	2 dB

20. - T5C06

What does the abbreviation “RF” mean?

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

21. - T5D02

What formula is used to calculate voltage in a circuit?

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

22. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Diode
B	Capacitor
C	Inductor
D	Varistor

23. - T6B06

How is the cathode lead of a semiconductor diode often marked on the package?

Select	Answer
A	With a stripe
B	With the letter K
C	With the word "cathode"
D	With the letter C

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Capacitor
B	Transistor
C	Resistor
D	Regulator IC

25. - T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Select	Answer
A	Transformer
B	Integrated circuit
C	Transducer
D	Multi-pole relay

26. - T7A02

What is a transceiver?

Select	Answer
A	A device that combines a receiver and transmitter
B	A device for matching feed line impedance to 50 ohms
C	A device for automatically sending and decoding Morse code
D	A device for converting receiver and transmitter frequencies to another band

27. - T7B10

What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

Select	Answer
A	Your batteries are running low
B	All these choices are correct
C	Your transmitter is slightly off frequency
D	You are in a bad location

28. - T7C09

Which of the following causes failure of coaxial cables?

Select	Answer
A	Rapid fluctuation in transmitter output power
B	Operation at 100% duty cycle for an extended period
C	Moisture contamination
D	Solder flux contamination

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. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

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

31. - T8B08

What is meant by the statement that a satellite is operating in U/V mode?

Select	Answer
A	The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
B	The satellite operates using ultraviolet frequencies
C	The satellite frequencies are usually variable
D	The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band

32. - T8C02

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

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

33. - T8D09

What is CW?

Select	Answer
A	A technique for coil winding
B	A digital mode used primarily on 2 meter FM
C	A type of electromagnetic propagation
D	Another name for a Morse code transmission

34. - T9A06

Which of the following types of antenna offers the greatest gain?

Select	Answer
A	Yagi
B	5/8 wave vertical
C	J pole
D	Isotropic

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	All these choices are correct
B	Reduced television interference
C	Less antenna wear
D	Reduced signal loss

Figure T-2