Amateur Radio Technician Class Practice Test

This is the Technician Class Amateur Radio Practice Exam.

In order to pass the exam, you need at least 74%, or 28 out of 35 questions answered correctly. You can take this practice test as much as you like.

If you run into any problems, or notice anything broken, wrong information, typos, etc. please let me know via the contact form.

Good Luck!

Question 1 of 35

1. Which of the following best describes DMR (Digital Mobile Radio or Digital Migration Radio)?

A.A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel

B.An automatic position tracking mode for FM mobiles communicating through repeaters

C.An automatic computer logging technique for hands-off logging when communicating while operating a vehicle

D.A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction

Question 1 of 35

Question 2 of 35

2. What happens to current at the junction of two components in series?

A.It divides equally between them

B.It is unchanged

C.It divides based on the on the value of the components

D.The current in the second component is zero

Question 2 of 35

Question 3 of 35

3. Why is it unwise to install a 20-ampere fuse in the place of a 5-ampere fuse?

A.The larger fuse would be likely to blow because it is rated for higher current

B.The power supply ripple would greatly increase

C.Excessive current could cause a fire

D.All of these choices are correct

Question 3 of 35

Question 4 of 35

4. Which of the following is a resonant or tuned circuit?

A.An inductor and a capacitor connected in series or parallel to form a filter

B.A type of voltage regulator

C.A resistor circuit used for reducing standing wave ratio

D.A circuit designed to provide high-fidelity audio

Question 4 of 35

Question 5 of 35

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

A.Half the width of your property

B.The height of the power line above ground

C.1/2 wavelength at the operating frequency

D.Enough so that if the antenna falls unexpectedly, no part of it can come closer than 10 feet to the power wires

Question 5 of 35

Question 6 of 35

6. Which of the following types of emission has the narrowest bandwidth?

A.FM voice

B.SSB voice

C.CW

D.Slow-scan TV

Question 6 of 35

Question 7 of 35

7. What is another way to specify a radio signal frequency of 1,500,000 hertz?

A.1500 kHz

B.1500 MHz

C.Resonant

D.150 kHz

Question 7 of 35

Question 8 of 35

8. What is a disadvantage of the "rubber duck" antenna supplied with most handheld radio transceivers when compared to a full-sized quarter-wave antenna?

A.It does not transmit or receive as effectively

B.It transmits only circularly polarized signals

C.If the rubber end cap is lost, it will unravel very easily

D.All of these choices are correct

Question 8 of 35

Question 9 of 35

9. Which of the following could be used to remove power line noise or ignition noise?

A.Squelch

B.Noise blanker

C.Notch filter

D.All of these choices are correct

Question 9 of 35

Question 10 of 35

10. What is the Internet Radio Linking Project (IRLP)?

A.A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)

B.A system for providing access to websites via amateur radio

C.A system for informing amateurs in real time of the frequency of active DX stations

D.A technique for measuring signal strength of an amateur transmitter via the internet

Question 10 of 35

Question 11 of 35

11. What does a dummy load consist of?

A.A high-gain amplifier and a TR switch

B.A non-inductive resistor and a heat sink

C.A low-voltage power supply and a DC relay

D.A 50 ohm reactance used to terminate a transmission line

Question 11 of 35

Question 12 of 35

12. What could happen if a person accidentally touched your antenna while you were transmitting?

A.Touching the antenna could cause television interference

B.They might receive a painful RF burn

C.They might develop radiation poisoning

D.All of these choices are correct

Question 12 of 35

Question 13 of 35

13. What is the most common use of the "reverse split" function of a VHF/UHF transceiver?

A.Reduce power output

B.Increase power output

C.Listen on a repeater's input frequency

D.Listen on a repeater's output frequency

Question 13 of 35

Question 14 of 35

14. Which of these components can be used as an electronic switch or amplifier?

A.Oscillator

B.Potentiometer

C.Transistor

D.Voltmeter

Question 14 of 35

Question 15 of 35

15. How much power is being used in a circuit when the applied voltage is 12 volts DC and the current is 2.5 amperes?

A.4.8 watts

B.30 watts

C.14.5 watts

D.0.208 watts

Question 15 of 35

Question 16 of 35

16. How many operator/primary station license grants may be held by any one person? [97.5(b)(1)]

A.One

B.No more than two

C.One for each band on which the person plans to operate

D.One for each permanent station location from which the person plans to operate

Question 16 of 35

Question 17 of 35

17. Figure T2

What is component 8 in figure T2?

A.Resistor

B.Inductor

C.Regulator IC

D.Light emitting diode

Question 17 of 35

Question 18 of 35

18. Under what conditions is an amateur station authorized to transmit music using a phone emission? [97.113(a)(4), 97.113(c)]

A.When incidental to an authorized retransmission of manned spacecraft communications

B.When the music produces no spurious emissions

C.When the purpose is to interfere with an illegal transmission

D.When the music is transmitted above 1280 MHz

Question 18 of 35

Question 19 of 35

19. Where should the negative return connection of a mobile transceiver's power cable be connected?

A.At the battery or engine block ground strap

B.At the antenna mount

C.To any metal part of the vehicle

D.Through the transceiver's mounting bracket

Question 19 of 35

Question 20 of 35

20. What is the name for the flow of electrons in an electric circuit?

A.Voltage

B.Resistance

C.Capacitance

D.Current

Question 20 of 35

Question 21 of 35

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

A.Block the amateur signal with a filter at the antenna input of the affected receiver

B.Block the interfering signal with a filter on the amateur transmitter

C.Switch the transmitter from FM to SSB

D.Switch the transmitter to a narrow-band mode

Question 21 of 35

Question 22 of 35

22. What mode of transmission is used for satellite beacons?

A.RTTY

B.CW

C.Packet

D.All of these choices are correct

Question 22 of 35

Question 23 of 35

23. What should you do if another operator reports that your station�s 2 meter signals were strong just a moment ago, but now they are weak or distorted?

A.Change the batteries in your radio to a different type

B.Turn on the CTCSS tone

C.Ask the other operator to adjust his squelch control

D.Try moving a few feet or changing the direction of your antenna if possible, as reflections may be causing multi-path distortion

Question 23 of 35

Question 24 of 35

24. When do the FCC rules NOT apply to the operation of an amateur station? [97.103(a)]

A.When operating a RACES station

B.When operating under special FEMA rules

C.When operating under special ARES rules

D.Never, FCC rules always apply

Question 24 of 35

Question 25 of 35

25. Which of the following is a guideline when choosing an operating frequency for calling CQ?

A.Listen first to be sure that no one else is using the frequency

B.Ask if the frequency is in use

C.Make sure you are in your assigned band

D.All of these choices are correct

Question 25 of 35

Question 26 of 35

26. Who may be the control operator of a station communicating through an amateur satellite or space station? [97.301, 97.207(c)]

A.Only an Amateur Extra class operator

B.A General class or higher licensee who has a satellite operator certification

C.Only an Amateur Extra class operator who is also an AMSAT member

D.Any amateur whose license privileges allow them to transmit on the satellite uplink frequency

Question 26 of 35

Question 27 of 35

27. T3B08 (B)
What are the frequency limits of the VHF spectrum?

A.30 to 300 kHz

B.30 to 300 MHz

C.300 to 3000 kHz

D.300 to 3000 MHz

Question 27 of 35

Question 28 of 35

28. What electrical component is used to connect or disconnect electrical circuits?

A.Magnetron

B.Switch

C.Thermistor

D.All of these choices are correct

Question 28 of 35

Question 29 of 35

29. When is an amateur station required to transmit its assigned call sign? [97.119(a)]

A.At the beginning of each contact, and every 10 minutes thereafter

B.At least once during each transmission

C.At least every 15 minutes during and at the end of a communication

D.At least every 10 minutes during and at the end of a communication

Question 29 of 35

Question 30 of 35

30. Which amateur radio stations may make contact with an amateur radio station on the International Space Station (ISS) using 2 meter and 70 cm band frequencies? [97.301, 97.207(c)]

A.Only members of amateur radio clubs at NASA facilities

B.Any amateur holding a Technician or higher-class license

C.Only the astronaut's family members who are hams

D.Contacts with the ISS are not permitted on amateur radio frequencies

Question 30 of 35

Question 31 of 35

31. Which of the following might damage a multimeter?

A.Measuring a voltage too small for the chosen scale

B.Leaving the meter in the milliamps position overnight

C.Attempting to measure voltage when using the resistance setting

D.Not allowing it to warm up properly

Question 31 of 35

Question 32 of 35

32. What causes tropospheric ducting?

A.Discharges of lightning during electrical storms

B.Sunspots and solar flares

C.Updrafts from hurricanes and tornadoes

D.Temperature inversions in the atmosphere

Question 32 of 35

Question 33 of 35

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

A.They are preferred for microwave operation

B.They are watertight

C.They are commonly used at HF frequencies

D.They are a bayonet type connector

Question 33 of 35

Question 34 of 35

34. What is the normal term for an FCC-issued primary station/operator amateur radio license grant? [97.25]

A.Five years

B.Life

C.Ten years

D.Twenty years

Question 34 of 35

Question 35 of 35

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

A.Reactance modulator

B.Product detector

C.Low-pass filter

D.Oscillator

Question 35 of 35