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

2. - T0B04

Which of the following is an important safety precaution to observe when putting up an antenna tower?

Select	Answer
A	Wear a ground strap connected to your wrist at all times
B	Insulate the base of the tower to avoid lightning strikes
C	Look for and stay clear of any overhead electrical wires
D	All these choices are correct

3. - T0C13

Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

Select	Answer
A	Anyone who is near an antenna
B	The station licensee
C	The FCC
D	The local zoning board

4. - T1A01

Which of the following is part of the Basis and Purpose of the Amateur Radio Service?

Select	Answer
A	All these choices are correct
B	Providing personal radio communications for as many citizens as possible
C	Providing communications for international non-profit organizations
D	Advancing skills in the technical and communication phases of the radio art

5. - T1B04

Which amateur band includes 146.52 MHz?

Select	Answer
A	70 centimeters
B	6 meters
C	20 meters
D	2 meters

6. - T1C02

Who may select a desired call sign under the vanity call sign rules?

Select	Answer
A	Only a licensed amateur with an Amateur Extra Class license
B	Only a licensed amateur who has been licensed continuously for more than 10 years
C	Only a licensed amateur with a General or Amateur Extra Class license
D	Any licensed amateur

7. - T1D06

What, if any, are the restrictions concerning transmission of language that may be considered indecent or obscene?

Select	Answer
A	The FCC maintains a list of words that are not permitted to be used on amateur frequencies
B	Any such language is prohibited
C	There is no such prohibition
D	The ITU maintains a list of words that are not permitted to be used on amateur frequencies

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 the station licensee is away and another licensed amateur is using the station
D	When using automatic control, such as in the case of a repeater

9. - T1F07

Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a licensed amateur operator?

Select	Answer
A	All these choices are correct
B	The licensed control operator must do the station identification
C	The person must be a U.S. citizen
D	The foreign station must be in a country with which the U.S. has a third party agreement

10. - T2A12

What should you do before calling CQ?

Select	Answer
A	All these choices are correct
B	Make sure you are authorized to use that frequency
C	Listen first to be sure that no one else is using the frequency
D	Ask if the frequency is in use

11. - T2B04

Which of the following could be the reason you are unable to access a repeater whose output you can hear?

Select	Answer
A	You are using the wrong CTCSS tone
B	You are using the wrong DCS code
C	All these choices are correct
D	Improper transceiver offset

12. - T2C02

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

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

13. - T3A12

What is the effect of fog and rain on signals in the 10 meter and 6 meter bands?

Select	Answer
A	Deflection
B	Absorption
C	There is little effect
D	Range increase

14. - T3B03

What are the two components of a radio wave?

Select	Answer
A	Voltage and current
B	Ionizing and non-ionizing radiation
C	Electric and magnetic fields
D	Impedance and reactance

15. - T3C02

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

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

16. - T4A12

What is an electronic keyer?

Select	Answer
A	A device for switching antennas from transmit to receive
B	An interlock to prevent unauthorized use of a radio
C	A device that assists in manual sending of Morse code
D	A device for voice activated switching from receive to transmit

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Permits noise or interference reduction by selecting a bandwidth matching the mode
B	Increases the number of frequencies that can be stored in memory
C	Increases the amount of offset between receive and transmit frequencies
D	Permits monitoring several modes at once by selecting a separate filter for each mode

18. - T5A05

What is the electrical term for the force that causes electron flow?

Select	Answer
A	Inductance
B	Voltage
C	Capacitance
D	Ampere-hours

19. - T5B01

How many milliamperes is 1.5 amperes?

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

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MHz
B	Mhz
C	mh
D	MH

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. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Inductance
B	Field strength
C	Capacitance
D	Resistance

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Transistor
B	Reactor
C	Transformer
D	Resistor

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Transistor
B	Resistor
C	Lamp
D	Ground symbol

25. - T6D03

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

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

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

Select	Answer
A	Reactance modulator
B	Phase modulator
C	Oscillator
D	Low-pass filter

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

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It increases the SWR
B	It distorts the signal
C	It is radiated as harmonics
D	It is converted into heat

29. - T7D04

Which instrument is used to measure electric current?

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

30. - T8A04

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

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

31. - T8B04

What mode of transmission is commonly used by amateur radio satellites?

Select	Answer
A	CW/data
B	FM
C	SSB
D	All these choices are correct

32. - T8C11

What is an amateur radio station that connects other amateur stations to the internet?

Select	Answer
A	A digipeater
B	A repeater
C	A beacon
D	A gateway

33. - T8D02

What is a “talkgroup” on a DMR repeater?

Select	Answer
A	A protocol that increases the signal-to-noise ratio when multiple repeaters are linked together
B	A way for groups of users to share a channel at different times without hearing other users on the channel
C	A group of operators sharing common interests
D	A net that meets at a specified time

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Electrically lengthening by inserting inductors in radiating elements
B	Installing a spring in the base of a mobile vertical antenna to make it more flexible
C	Strengthening the radiating elements of a beam antenna to better resist wind damage
D	Inserting a resistor in the radiating portion of the antenna to make it resonant

35. - T9B09

What can cause erratic changes in SWR?

Select	Answer
A	Overload from a strong local station
B	Loose connection in the antenna or feed line
C	Over-modulation
D	Local thunderstorm

Figure T-1