Practice Exam

T1F11

1. Which of the following is a requirement for the issuance of a club station license grant?

• A. The trustee must have an Amateur Extra Class operator license grant
• B. The club must have at least four members
• C. The club must be registered with the American Radio Relay League
• D. All these choices are correct

T6C04

2. What is component 3 in figure T-1?

• A. Resistor
• B. Ground symbol
• C. Lamp
• D. Transistor

T9B09

3. What can cause erratic changes in SWR?

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

T1A08

4. Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

• A. International Telecommunication Union
• B. FCC Regional Field Office
• C. Volunteer Frequency Coordinator recognized by local amateurs
• D. Frequency Spectrum Manager appointed by the FCC

T5D05

5. 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. 0.125 ohms
• C. 13.5 ohms
• D. 18 ohms

T4A06

6. What signals are used in a computer-radio interface for digital mode operation?

• A. NMEA GPS location and DC power
• B. Receive audio, transmit audio, and transmitter keying
• C. Receive and transmit mode, status, and location
• D. Antenna and RF power

T8D02

7. What is a "talkgroup" on a DMR repeater?

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

T8C09

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

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

T7B05

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

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

T3B11

10. What is the approximate velocity of a radio wave in free space?

• A. 150,000 miles per hour
• B. 300,000,000 miles per hour
• C. 300,000,000 meters per second
• D. 150,000 meters per second

T7D11

11. 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 applied voltages are correct
• D. Ensure that the circuit is operating at the correct frequency

T8B11

12. Who may receive telemetry from a space station?

• A. A licensed radio amateur who has been certified by the protocol developer
• B. A licensed radio amateur who has registered for an access code from AMSAT
• C. Anyone
• D. A licensed radio amateur with a transmitter equipped for interrogating the satellite

T5A10

13. Which term describes the rate at which electrical energy is used?

• A. Power
• B. Voltage
• C. Current
• D. Resistance

T5B01

14. How many milliamperes is 1.5 amperes?

• A. 150 milliamperes
• B. 1500 milliamperes
• C. 15,000 milliamperes
• D. 15 milliamperes

T3A06

15. What is the meaning of the term "picket fencing"?

• A. Local vs long-distance communications
• B. Rapid flutter on mobile signals due to multipath propagation
• C. Alternating transmissions during a net operation
• D. A type of ground system used with vertical antennas

T7C04

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

• A. 50:50
• B. Full Scale
• C. Zero
• D. 1:1

T6D09

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

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

T8A11

18. What is the approximate bandwidth required to transmit a CW signal?

• A. 15 kHz
• B. 1000 Hz
• C. 2.4 kHz
• D. 150 Hz

T7A01

19. Which term describes the ability of a receiver to detect the presence of a signal?

• A. Linearity
• B. Selectivity
• C. Sensitivity
• D. Total Harmonic Distortion

T2A02

20. What is the national calling frequency for FM simplex operations in the 2 meter band?

• A. 146.520 MHz
• B. 432.100 MHz
• C. 145.000 MHz
• D. 446.000 MHz

T2C07

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

• A. Unless you are reporting an emergency, transmit only when directed by the net control station
• B. When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
• C. Record the time of each of your transmissions
• D. All these choices are correct

T9A09

22. What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

• A. 112
• B. 6
• C. 236
• D. 50

T4B08

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

• A. Increases the number of frequencies that can be stored in memory
• B. Permits noise or interference reduction by selecting a bandwidth matching the mode
• 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

T1E11

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

T6B09

25. What are the names for the electrodes of a diode?

• A. Gate and base
• B. Anode and cathode
• C. Source and drain
• D. Plus and minus

T0C07

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

• A. All these choices are correct
• B. RF burn to skin
• C. Electrocution
• D. Radiation poisoning

T1C07

27. Which of the following can result in revocation of the station license or suspension of the operator license?

• A. Failure to have a copy of your license available at your station
• B. Failure to provide and maintain a correct email address with the FCC
• C. Failure to obtain FCC type acceptance prior to using a home-built transmitter
• D. Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation

T5C11

28. How much current is required to deliver 120 watts at a voltage of 12 volts DC?

• A. 0.1 amperes
• B. 132 amperes
• C. 12 amperes
• D. 10 amperes

T1D06

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

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

T2B12

30. What is the purpose of the color code used on DMR repeater systems?

• A. Identifies the codec used
• B. Defines the frequency pair to use
• C. Defines the minimum signal level required for access
• D. Must match the repeater color code for access

T3C09

31. What is generally the best time for long-distance 10 meter band propagation via the F region?

• A. From shortly after sunset to dawn during periods of low sunspot activity
• B. From dawn to shortly after sunset during periods of low sunspot activity
• C. From shortly after sunset to dawn during periods of high sunspot activity
• D. From dawn to shortly after sunset during periods of high sunspot activity

T1B01

32. Which of the following frequency ranges are available for phone operation by Technician licensees?

• A. 28.500 MHz to 28.600 MHz
• B. 28.100 MHz to 28.300 MHz
• C. 28.300 MHz to 28.500 MHz
• D. 28.050 MHz to 28.150 MHz

T0A12

33. Which of the following precautions should be taken when measuring high voltages with a voltmeter?

• A. Ensure that the voltmeter has very low impedance
• B. Ensure that the circuit is grounded through the voltmeter
• C. Ensure that the voltmeter is set to the correct frequency
• D. Ensure that the voltmeter and leads are rated for use at the voltages to be measured

T0B02

34. What is required when climbing an antenna tower?

• A. Use appropriate tie-off to the tower at all times
• B. Have sufficient training on safe tower climbing techniques
• C. All these choices are correct
• D. Always wear an approved climbing harness

T6A01

35. What electrical component opposes the flow of current in a DC circuit?

• A. Inverter
• B. Resistor
• C. Transformer
• D. Inductor