Ham Radio Technician Class Practice Test [Untimed] Questions Answers

Last Updated on July 3, 2024

Ham Radio Technician Class Practice Test [Untimed] Questions Answers. Prepare for your Ham Radio Technician Class license with our comprehensive practice test. This test is designed to help you master the essential concepts and regulations needed to pass the Technician Class exam.

Test Details:

Total Items: 35
Time Limit: 30 Minutes
Passing Marks: 83%
Free Test: NO Registration Required

Our practice test covers all critical topics, including operating procedures, radio wave propagation, electrical principles, and safety practices. With 35 questions reflecting the actual exam format, you can confidently assess your knowledge and readiness. The test is completely free and accessible without any registration, making it an easy and convenient way to study.

Ham Radio Technician Class Practice Test [Untimed]

Start practicing today and take the first step toward earning your Ham Radio Technician Class license. Enhance your understanding, improve your skills, and

Ham Radio Technician Class Practice Test [Untimed]

Ham Radio Technician Class Practice Test

Total Items: 35
Time Limit: N/A
Free Test NO Registration is Required

1 / 35

1. What hazard is created by touching an antenna during a transmission?

A. Radiation poisoning

B. RF burn to skin

C. Electrocution

D. All these choices are correct

2 / 35

2. Which of the following VHF/UHF band segments are limited to CW only?

A. 902.0 MHz to 902.1 MHz

B. 219 MHz to 220 MHz and 420.0 MHz to 420.1 MHz

C. 50.0 MHz to 50.1 MHz and 144.0 MHz to 144.1 MHz

D. All these choices are correct

3 / 35

3. 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?

A. The licensed control operator must do the station identification

B. The foreign station must be in a country with which the U.S. has a third party agreement

C. The person must be a U.S. citizen

D. All these choices are correct

4 / 35

4. Which of the following is a safety hazard of a 12-volt storage battery?

A. All these choices are correct

B. RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas

C. Touching both terminals with the hands can cause electrical shock

D. Shorting the terminals can cause burns, fire, or an explosion

5 / 35

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

A. Long-distance ionospheric propagation is far more common on HF

B. There is less atmospheric interference (static) on HF

C. HF antennas are generally smaller

D. HF accommodates wider bandwidth signals

6 / 35

6. Which of the following types of feed line has the lowest loss at VHF and UHF?

A. Air-insulated hard line

B. Multi-conductor unbalanced cable

C. 75-ohm flexible coax

D. 50-ohm flexible coax

7 / 35

7. What is the normal term for an FCC-issued amateur radio license?

A. Five years

B. Life

C. Ten years

D. Eight years

8 / 35

8. What describes the number of times per second that an alternating current makes a complete cycle?

A. Wavelength

B. Pulse rate

C. Frequency

D. Speed

9 / 35

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

A. Low-pass filter

B. High-pass filter

C. Transverter

D. Phase converter

10 / 35

10. What does the scanning function of an FM transceiver do?

A. Checks incoming signal deviation

B. Tunes through a range of frequencies to check for activity

C. Prevents interference to nearby repeaters

D. Checks for messages left on a digital bulletin board

11 / 35

11. What is a satellite beacon?

A. An indicator light that shows where to point your antenna

B. A transmission from a satellite that contains status information

C. A reflective surface on the satellite

D. The primary transmit antenna on the satellite

12 / 35

12. Which of the following is standard practice when you participate in a net?

A. All these choices are correct

B. Record the time of each of your transmissions

C. Unless you are reporting an emergency, transmit only when directed by the net control station

D. When first responding to the net control station, transmit your call sign, name, and address as in the FCC database

13 / 35

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

A. Wait for the station to call CQ, then answer

B. Say "CQ" three times, then the other station's call sign

C. Say "break, break," then say the station's call sign

D. Say the station's call sign, then identify with your call sign

14 / 35

14. What is component 3 in figure T-3?

A. Variable inductor

B. Connector

C. Meter

D. Variable capacitor

15 / 35

15. Which of the following devices or circuits changes an alternating current into a varying direct current signal?

A. Reflector

B. Transformer

C. Amplifier

D. Rectifier

16 / 35

16. Which of the following describes a simple dipole oriented parallel to Earth's surface?

A. A ground-wave antenna

B. A horizontally polarized antenna

C. A traveling-wave antenna

D. A vertically polarized antenna

17 / 35

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

A. QSB

B. QRN

C. QTH

D. QRM

18 / 35

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

A. Your transmitter is slightly off frequency

B. You are in a bad location

C. Your batteries are running low

D. All these choices are correct

19 / 35

19. Who selects a Frequency Coordinator?

A. Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations

B. The local chapter of the Office of National Council of Independent Frequency Coordinators

C. The FCC Office of Spectrum Management and Coordination Policy

D. FCC Regional Field Office

20 / 35

20. Which of the following is true when installing grounding conductors used for lightning protection?

A. Sharp bends must be avoided

B. Common grounds must be avoided

C. Use only non-insulated wire

D. Wires must be carefully routed with precise right-angle bends

21 / 35

21. What type of transistor has a gate, drain, and source?

A. Bipolar junction

B. Field-effect

C. Varistor

D. Tesla-effect

22 / 35

22. Which decibel value represents a power increase from 20 watts to 200 watts?

A. 10 dB

B. 12 dB

C. 18 dB

D. 28 dB

23 / 35

23. What formula is used to calculate current in a circuit?

A. I = E x R

B. I = E - R

C. I = E / R

D. I = E + R

24 / 35

24. What type of transmission is indicated by the term "NTSC"?

A. A Normal Transmission mode in Static Circuit

B. A special mode for satellite uplink

C. An analog fast-scan color TV signal

D. A frame compression scheme for TV signals

25 / 35

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

A. Wavelength in meters equals frequency in hertz multiplied by 300

B. Wavelength in meters equals 300 divided by frequency in megahertz

C. Wavelength in meters equals frequency in hertz divided by 300

D. Wavelength in meters equals frequency in megahertz divided by 300

26 / 35

26. How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

A. 3.8 watts

B. 138 watts

C. 23.8 watts

D. 0.7 watts

27 / 35

27. Which of the following precautions should be taken when measuring in-circuit resistance with an ohmmeter?

A. Ensure that the circuit is operating at the correct frequency

B. Ensure that the circuit is not powered

C. Ensure that the applied voltages are correct

D. Ensure that the circuit is grounded

28 / 35

28. Which type of voice mode is often used for long-distance (weak signal) contacts on the VHF and UHF bands?

A. FM

B. PM

C. DRM

D. SSB

29 / 35

29. When may an amateur station transmit without identifying on the air?

A. When the transmissions are of a brief nature to make station adjustments

B. When the transmitted power level is below 1 watt

C. When the transmissions are unmodulated

D. When transmitting signals to control model craft

30 / 35

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

A. Only an Amateur Extra Class operator

B. Any amateur allowed to transmit on the satellite uplink frequency

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

D. A General class or higher licensee with a satellite operator certification

31 / 35

31. What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

A. Full Scale

B. 1:1

C. 50:50

D. Zero

32 / 35

32. What is the function of an SPDT switch?

A. Two circuits are opened or closed

B. A single circuit is switched between one of two other circuits

C. A single circuit is opened or closed

D. Two circuits are each switched between one of two other circuits

33 / 35

33. What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

A. Right-hand circular

B. Horizontal

C. Left-hand circular

D. Vertical

34 / 35

34. Where should the negative power return of a mobile transceiver be connected in a vehicle?

A. At the 12-volt battery chassis ground

B. At the antenna mount

C. Through the transceiver's mounting bracket

D. To any metal part of the vehicle

35 / 35

35. Which of the following methods is used to locate sources of noise interference or jamming?

A. Radio direction finding

B. Doppler radar

C. Phase locking

D. Echolocation

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