Practice Exam

T8D07

1. Which of the following describes DMR?

• A. An automatic computer logging technique for hands-off logging when communicating while operating a vehicle
• B. An automatic position tracking mode for FM mobiles communicating through repeaters
• C. A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction
• D. A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel

T6A08

2. What is the function of an SPDT switch?

• A. Two circuits are each switched between one of two other circuits
• B. Two circuits are opened or closed
• C. A single circuit is switched between one of two other circuits
• D. A single circuit is opened or closed

T7D11

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

• A. Ensure that the circuit is not powered
• B. Ensure that the circuit is grounded
• C. Ensure that the circuit is operating at the correct frequency
• D. Ensure that the applied voltages are correct

T8B09

4. What causes spin fading of satellite signals?

• A. Interfering signals within the satellite uplink band
• B. Doppler shift of the received signal
• C. Circular polarized noise interference radiated from the sun
• D. Rotation of the satellite and its antennas

T5C12

5. What is impedance?

• A. The opposition to AC current flow
• B. The Q or Quality Factor of a component
• C. The inverse of resistance
• D. The power handling capability of a component

T3A02

6. What is the effect of vegetation on UHF and microwave signals?

• A. Amplification
• B. Knife-edge diffraction
• C. Absorption
• D. Polarization rotation

T2B10

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

• A. QRN
• B. QRM
• C. QTH
• D. QSB

T0C13

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

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

T1D08

9. In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

• A. When the communication is made to obtain emergency information for a local broadcast station
• B. When the communication is related to the sale of amateur equipment by the control operator's employer
• C. When the communication is incidental to classroom instruction at an educational institution
• D. All these choices are correct

T8A08

10. What is the approximate bandwidth of a typical single sideband (SSB) voice signal?

• A. 15 kHz
• B. 6 kHz
• C. 1 kHz
• D. 3 kHz

T6B01

11. Which is true about forward voltage drop in a diode?

• A. It has no impact on the voltage delivered to the load
• B. It is lower in some diode types than in others
• C. It indicates that the diode is defective
• D. It is proportional to peak inverse voltage

T1F04

12. What language may you use for identification when operating in a phone sub-band?

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

T7B02

13. What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

• A. The microphone gain of the transmitter is turned up too high
• B. The audio amplifier of the transmitter is overloaded
• C. The deviation of an FM transmitter is set too low
• D. The receiver is unable to reject strong signals outside the AM or FM band

T5D02

14. What formula is used to calculate voltage in a circuit?

• A. E= I + R
• B. E= I x R
• C. E = I - R
• D. E= I / R

T6C11

15. What is component 4 in figure T-3?

• A. Antenna
• B. Transmitter
• C. Ground
• D. Dummy load

T2A08

16. What is the meaning of the procedural signal "CQ"?

• A. Call on the quarter hour
• B. Only the called station should transmit
• C. Calling any station
• D. Test transmission, no reply expected

T7C03

17. What does a dummy load consist of?

• A. A low-voltage power supply and a DC relay
• B. A high-gain amplifier and a TR switch
• C. A 50-ohm reactance used to terminate a transmission line
• D. A non-inductive resistor mounted on a heat sink

T7A08

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

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

T3B08

19. What frequency range is referred to as VHF?

• A. 300 MHz to 3000 MHz
• B. 30 MHz to 300 MHz
• C. 30 kHz to 300 kHz
• D. 300 kHz to 3000 kHz

T4B04

20. What is a way to enable quick access to a favorite frequency or channel on your transceiver?

• A. Enable the VOX
• B. Use the scan mode to select the desired frequency
• C. Enable the frequency offset
• D. Store it in a memory channel

T0B01

21. Which of the following is good practice when installing ground wires on a tower for lightning protection?

• A. All these choices are correct
• B. Ensure that connections are short and direct
• C. Put a drip loop in the ground connection to prevent water damage to the ground system
• D. Make sure all ground wire bends are right angles

T5A04

22. What are the units of electrical resistance?

• A. Mhos
• B. Ohms
• C. Siemens
• D. Coulombs

T3C02

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

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

T1B06

24. On which HF bands does a Technician class operator have phone privileges?

• A. 80 meter, 40 meter, 15 meter, and 10 meter bands
• B. 10 meter band only
• C. 30 meter band only
• D. None

T5B07

25. Which is equal to 3.525 MHz?

• A. 3,525,000 kHz
• B. 0.003525 kHz
• C. 3525 kHz
• D. 35.25 kHz

T1A04

26. How many operator/primary station license grants may be held by any one person?

• A. One for each band on which the person plans to operate
• B. One
• C. One for each permanent station location from which the person plans to operate
• D. No more than two

T4A04

27. How are the transceiver audio input and output connected in a station configured to operate using FT8?

• A. To a computer running a terminal program and connected to a terminal node controller unit
• B. To an FT8 conversion unit, a keyboard, and a computer monitor
• C. To the audio input and output of a computer running WSJT-X software
• D. To a computer connected to the FT8converter.com website

T0A09

28. What should be done to all external ground rods or earth connections?

• A. Tune them for resonance on the lowest frequency of operation
• B. Bond them together with heavy wire or conductive strap
• C. Keep them as far apart as possible
• D. Waterproof them with silicone caulk or electrical tape

T1C10

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

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

T9B02

30. What is the most common impedance of coaxial cables used in amateur radio?

• A. 12 ohms
• B. 600 ohms
• C. 8 ohms
• D. 50 ohms

T2C01

31. When do FCC rules NOT apply to the operation of an amateur station?

• A. FCC rules always apply
• B. When operating a RACES station
• C. When operating under special FEMA rules
• D. When operating under special ARES rules

T9A02

32. Which of the following describes a type of antenna loading?

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

T8C09

33. Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?

• A. D-STAR
• B. DMR
• C. IRLP
• D. EchoLink

T1E11

34. Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

• A. The station licensee
• B. The third party participant
• C. The person operating the station equipment
• D. The station custodian

T6D07

35. Which of the following is commonly used as a visual indicator?

• A. Bipolar transistor
• B. FET
• C. LED
• D. Zener diode