Practice Exam

T1C01

1. For which license classes are new licenses currently available from the FCC?

• A. Novice, Technician, General, Amateur Extra
• B. Technician, Technician Plus, General, Amateur Extra
• C. Technician, General, Amateur Extra
• D. Novice, Technician Plus, General, Advanced

T5B01

2. How many milliamperes is 1.5 amperes?

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

T7C05

3. Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

• A. Because power supplies cannot supply enough current at high SWR
• B. To comply with FCC rules on spectral purity
• C. To lower the SWR on the transmission line
• D. To protect the output amplifier transistors

T1B08

4. How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?

• A. U.S. amateurs must give foreign amateur stations priority in those segments
• B. U.S. amateurs may find non-amateur stations in those segments, and must avoid interfering with them
• C. Digital transmissions are not permitted in those segments
• D. International communications are not permitted in those segments

T6B01

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

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

T8C08

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

• A. A system for providing access to websites via amateur radio
• B. A technique for measuring signal strength of an amateur transmitter via the internet
• C. A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
• D. A system for informing amateurs in real time of the frequency of active DX stations

T6A06

7. What type of electrical component stores energy in a magnetic field?

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

T4A12

8. What is an electronic keyer?

• A. A device for switching antennas from transmit to receive
• B. A device for voice activated switching from receive to transmit
• C. A device that assists in manual sending of Morse code
• D. An interlock to prevent unauthorized use of a radio

T0B11

9. Which of the following establishes grounding requirements for an amateur radio tower or antenna?

• A. FCC Part 97 rules
• B. UL recommended practices
• C. Local electrical codes
• D. FAA tower lighting regulations

T9B09

10. What can cause erratic changes in SWR?

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

T7B04

11. Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

• A. Band-pass filter
• B. Low-pass filter
• C. Ferrite choke
• D. Preamplifier

T1D10

12. How does the FCC define broadcasting for the Amateur Radio Service?

• A. Any transmission made by the licensed station
• B. Transmissions intended for reception by the general public
• C. Transmission of messages directed only to amateur operators
• D. Two-way transmissions by amateur stations

T3A06

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

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

T7A06

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

• A. Phase converter
• B. Low-pass filter
• C. High-pass filter
• D. Transverter

T5C07

15. What is the abbreviation for megahertz?

• A. MH
• B. mh
• C. MHz
• D. Mhz

T8A07

16. What is a characteristic of single sideband (SSB) compared to FM?

• A. SSB signals are easier to tune in correctly
• B. SSB signals are less susceptible to interference
• C. SSB signals have narrower bandwidth
• D. All these choices are correct

T2C06

17. What is the Amateur Radio Emergency Service (ARES)?

• A. A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
• B. A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
• C. A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
• D. A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency

T0A04

18. What is the purpose of a fuse in an electrical circuit?

• A. All these choices are correct
• B. To remove power in case of overload
• C. To limit current to prevent shocks
• D. To prevent power supply ripple from damaging a component

T4B01

19. What is the effect of excessive microphone gain on SSB transmissions?

• A. All these choices are correct
• B. Frequency instability
• C. Increased SWR
• D. Distorted transmitted audio

T8D06

20. What does the abbreviation "PSK" mean?

• A. Phase Shift Keying
• B. Phased Slide Keying
• C. Pulse Shift Keying
• D. Packet Short Keying

T6D05

21. What type of circuit controls the amount of voltage from a power supply?

• A. Regulator
• B. Filter
• C. Phase inverter
• D. Oscillator

T8B12

22. Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?

• A. Your signal strength on the downlink should be about the same as the beacon
• B. Listen for distortion on your downlink signal
• C. Check your signal strength report in the telemetry data
• D. All these choices are correct

T0C11

23. What is the definition of duty cycle during the averaging time for RF exposure?

• A. The percentage of time that a transmitter is not transmitting
• B. The difference between the PEP and average power output of a transmitter
• C. The difference between the lowest power output and the highest power output of a transmitter
• D. The percentage of time that a transmitter is transmitting

T3C10

24. 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

T1A11

25. When is willful interference to other amateur radio stations permitted?

• A. To stop another amateur station that is breaking the FCC rules
• B. When making short test transmissions
• C. At any time, stations in the Amateur Radio Service are not protected from willful interference
• D. At no time

T5A11

26. What type of current flow is opposed by resistance?

• A. All these choices are correct
• B. Alternating current
• C. Direct current
• D. RF current

T5D01

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

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

T1E02

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

• A. A General class or higher licensee with a satellite operator certification
• B. Any amateur allowed to transmit on the satellite uplink frequency
• C. Only an Amateur Extra Class operator
• D. Only an Amateur Extra Class operator who is also an AMSAT member

T2B01

29. How is a VHF/UHF transceiver's "reverse" function used?

• A. To increase power output
• B. To reduce power output
• C. To listen on a repeater's output frequency
• D. To listen on a repeater's input frequency

T6C03

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

• A. Connector
• B. Resistor
• C. Indicator lamp
• D. Transistor

T2A12

31. What should you do before 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 authorized to use that frequency
• D. All these choices are correct

T3B10

32. What frequency range is referred to as HF?

• A. 30 to 300 MHz
• B. 300 to 3000 kHz
• C. 300 to 3000 MHz
• D. 3 to 30 MHz

T9A10

33. In which direction does a half-wave dipole antenna radiate the strongest signal?

• A. Broadside to the antenna
• B. In the direction of the feed line
• C. Off the ends of the antenna
• D. Equally in all directions

T7D07

34. Which of the following measurements are made using a multimeter?

• A. Voltage and resistance
• B. Impedance and reactance
• C. Signal strength and noise
• D. All these choices are correct

T1F09

35. What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

• A. Repeater station
• B. Earth station
• C. Beacon station
• D. Message forwarding station