Practice Exam

T8B10

1. What does the term LEO mean in reference to communication satellites?

• A. Low Energy Orbit, which conserves battery power
• B. Low Equilibrium Orbit, which has a slightly unstable period
• C. Low Elevation Orbit, which appears close to the horizon from the earth station
• D. Low Earth Orbit, which has a period of around 100 minutes

T3C10

2. Which of the following bands may provide long-distance communications via the ionosphere's F region during the peak of the sunspot cycle?

• A. 70 centimeters and 1.25 meters
• B. 23 centimeters
• C. 6 and 10 meters
• D. All these choices are correct

T4B03

3. How is squelch adjusted so that a weak FM signal can be heard?

• A. Set the squelch threshold so that receiver output audio is on all the time
• B. Enable squelch enhancement
• C. Turn on the anti-squelch function
• D. Turn up the audio level until it overcomes the squelch threshold

T8C10

4. What is required before using the EchoLink system?

• A. Complete the required EchoLink training
• B. Register your call sign and provide proof of license
• C. At least a General Class license
• D. Purchase a license to use the EchoLink software

T7A08

5. Which of the following describes combining speech with an RF carrier signal?

• A. Modulation
• B. Low-pass filtering
• C. Oscillation
• D. Impedance matching

T1E08

6. Which of the following is an example of automatic control?

• A. Using a computer or other device to send CW automatically
• B. Repeater operation
• C. Using a computer or other device to identify automatically
• D. Controlling a station over the internet

T6C10

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

• A. Variable inductor
• B. Variable capacitor
• C. Meter
• D. Connector

T5A07

8. Why are metals generally good conductors of electricity?

• A. They have relatively high Young's modulus values
• B. They have relatively high density
• C. They have many free electrons
• D. They have many free protons

T1F04

9. What language must you use for identification when using a phone emission?

• A. Any language recognized by the ITU
• B. English, French, or Spanish
• C. Any language recognized by the United Nations
• D. English

T5D05

10. What is the resistance of a circuit for which the applied voltage is 12 volts and the current flow is 1.5 amperes?

• A. 8 ohms
• B. 13.5 ohms
• C. 18 ohms
• D. 0.125 ohms

T1A04

11. How do you receive official notification of your new license and call sign after passing the exam?

• A. USPS First-Class Mail from the FCC
• B. Email from the FCC with a link to download the license grant
• C. USPS First-Class Mail from the lead volunteer examiner
• D. Email from the lead volunteer examiner

T7C08

12. Which instrument can be used to determine SWR?

• A. Ohmmeter
• B. Directional wattmeter
• C. Iambic pentameter
• D. Voltmeter

T0A01

13. Which of the following is a safety hazard of a 12-volt storage battery that lacks internal protection circuitry?

• A. Shorting the terminals can cause burns, fire, or an explosion
• B. RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas
• C. All these choices are correct
• D. Touching both terminals with your hands can cause electrical shock

T2A11

14. What term describes an amateur station that is transmitting and receiving on the same frequency?

• A. Multiplex
• B. Simplex
• C. Full duplex
• D. Diplex

T2C11

15. What is meant by "check" in a radiogram header?

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

T7D11

16. 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 grounded
• C. Ensure that the circuit is not powered
• D. Ensure that the applied voltages are correct

T9A11

17. What is antenna gain?

• A. The increase in signal strength in a specified direction compared to a reference antenna
• B. The additional power that is added to the transmitter power
• C. The increase in impedance on receive or transmit compared to a reference antenna
• D. The additional power that is required in the antenna when transmitting on a higher frequency

T0B05

18. What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

• A. Secure the guy line if the turnbuckle breaks
• B. Prevent loosening of the turnbuckle from vibration
• C. Provide a ground path for lightning strikes
• D. Provide an ability to measure for proper tensioning

T3A12

19. What effect does fog or rain have on 10-meter and 6-meter band signals?

• A. Increased range
• B. Deflection
• C. Absorption
• D. Little effect

T5B03

20. Which is equal to one kilovolt?

• A. One one-thousandth of a volt
• B. One thousand volts
• C. One hundred volts
• D. One million volts

T6A04

21. What electrical component stores energy in an electric field?

• A. Capacitor
• B. Diode
• C. Inductor
• D. Resistor

T0C08

22. Which of the following actions can reduce exposure to RF radiation?

• A. Increase the duty cycle
• B. Relocate antennas
• C. All these choices are correct
• D. Relocate the transmitter

T6B07

23. What causes a light-emitting diode (LED) to emit light?

• A. Capacitively-coupled RF signal
• B. Forward current
• C. Reverse current
• D. Inductively-coupled RF signal

T3B04

24. What is the velocity of a radio wave traveling through free space?

• A. Speed of sound
• B. 0.86 times the speed of light
• C. Speed of light
• D. 1.86 times the speed of sound

T4A02

25. Which of the following should be considered when selecting an accessory SWR meter?

• A. The maximum SWR anticipated on the transmission line
• B. The ability of the meter to compensate for a poor transmission line match to the antenna
• C. The distance that the meter will be located from the antenna
• D. The frequency and power level at which the measurements will be made

T1D02

26. Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

• A. International Morse Code Practice
• B. Announcements of upcoming ham radio operating events
• C. Telecommand or transmissions of telemetry
• D. Broadcasting

T9B01

27. Which of the following connectors should be carefully taped for weather protection when used outdoors?

• A. PL259
• B. Type N
• C. All these choices are correct
• D. BNC

T8A12

28. Which of the following is a disadvantage of FM compared with single sideband?

• A. FM signals are more susceptible to high SWR
• B. Only one signal can be received at a time
• C. FM signals are harder to tune
• D. Voice quality is poorer

T6D09

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

• A. Multi-pole relay
• B. Integrated circuit
• C. Transformer
• D. Transducer

T8D09

30. What is CW?

• A. A type of electromagnetic propagation
• B. Another name for a Morse code transmission
• C. A digital mode used primarily on 2-meter FM
• D. Error correction for digital transmission using code words

T5C06

31. What is the abbreviation for kilohertz?

• A. KHz
• B. kHz
• C. KHZ
• D. khz

T7B06

32. Which of the following actions should you take if a neighbor tells you that your station's transmissions are interfering with their radio or TV reception?

• A. Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated
• B. Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel
• C. Immediately turn off your transmitter and contact the nearest FCC office for assistance
• D. All these choices are correct

T2B09

33. Why are simplex channels designated in the VHF/UHF band plans?

• A. So stations with simple transmitters can access the repeater without automated offset
• B. For contest operation
• C. For working DX only
• D. So stations within range of each other can communicate without tying up a repeater

T1C10

34. How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

• A. As soon as your operator/station license grant appears on the ARRL website
• B. As soon as your operator/station license grant appears in the FCC's license database
• C. Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
• D. As soon as you receive your license in the mail from the FCC

T1B04

35. Which amateur band includes 146.52 MHz?

• A. 20 meters
• B. 2 meters
• C. 70 centimeters
• D. 6 meters