Practice Exam

T1C04

1. When are you allowed to operate your amateur station in a foreign country?

• A. When authorization permits amateur communications in a foreign language
• B. When there is a mutual agreement allowing third party communications
• C. When you are communicating with non-licensed individuals in another country
• D. When the foreign country authorizes it

T1E06

2. When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an exclusive Amateur Extra class operator segment of the amateur bands?

• A. As part of a multi-operator contest team
• B. When operating a special event station
• C. At no time
• D. When using a club station whose trustee is an Amateur Extra class operator licensee

T2A11

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

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

T6D03

4. What type of switch is represented by component 3 in figure T2?

• A. Double-pole double-throw
• B. Double-pole single-throw
• C. Single-pole single-throw
• D. Single-pole double-throw

T5C06

5. What does the abbreviation "RF" refer to?

• A. The resonant frequency of a tuned circuit
• B. The real frequency transmitted as opposed to the apparent frequency
• C. Radio frequency signals of all types
• D. Reflective force in antenna transmission lines

T3C02

6. Which of the following is an advantage of HF vs VHF and higher frequencies?

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

T5B04

7. How many volts are equal to one microvolt?

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

T7D12

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

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

T5D02

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

• A. Voltage (E) equals current (I) minus resistance (R)
• B. Voltage (E) equals current (I) multiplied by resistance (R)
• C. Voltage (E) equals current (I) added to resistance (R)
• D. Voltage (E) equals current (I) divided by resistance (R)

T3A07

10. What type of wave carries radio signals between transmitting and receiving stations?

• A. Surface acoustic
• B. Ferromagnetic
• C. Electromagnetic
• D. Electrostatic

T7B04

11. Which of the following is a way to reduce or eliminate interference from an amateur transmitter to a nearby telephone?

• A. Put an RF filter on the telephone
• B. Reduce the microphone gain
• C. Put a filter on the amateur transmitter
• D. Reduce the SWR on the transmitter transmission line

T1A07

12. What is the FCC Part 97 definition of a space station?

• A. Any satellite orbiting the earth
• B. An amateur station using amateur radio satellites for relay of signals
• C. A manned satellite orbiting the earth
• D. An amateur station located more than 50 km above the Earth's surface

T6B02

13. What electronic component allows current to flow in only one direction?

• A. Driven element
• B. Resistor
• C. Fuse
• D. Diode

T6C02

14. What is component 1 in figure T1?

• A. Battery
• B. Resistor
• C. Connector
• D. Transistor

T1D01

15. With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

• A. Any country in violation of the War Powers Act of 1934
• B. Any country whose administration has notified the International Telecommunications Union (ITU) that it objects to such communications
• C. Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
• D. Any country engaged in hostilities with another country

T4A07

16. How is a computer's sound card used when conducting digital communications?

• A. The sound card records the audio frequency for video display
• B. All of these choices are correct
• C. The sound card provides audio to the radio's microphone input and converts received audio to digital form
• D. The sound card communicates between the computer CPU and the video display

T3B01

17. What is the name for the distance a radio wave travels during one complete cycle?

• A. Wavelength
• B. Wave speed
• C. Wave spread
• D. Waveform

T8B07

18. With regard to satellite communications, what is Doppler shift?

• A. An observed change in signal frequency caused by relative motion between the satellite and the earth station
• B. A special digital communications mode for some satellites
• C. A change in the satellite orbit
• D. A mode where the satellite receives signals on one band and transmits on another

T7C04

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

• A. 10 to 1
• B. 1 to 1
• C. 2 to 1
• D. 1 to 3

T6A11

20. Which of the following battery types is not rechargeable?

• A. Lead-acid
• B. Carbon-zinc
• C. Nickel-cadmium
• D. Lithium-ion

T5A03

21. What is the name for the flow of electrons in an electric circuit?

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

T0C04

22. What factors affect the RF exposure of people near an amateur station antenna?

• A. All of these choices are correct
• B. Distance from the antenna to a person
• C. Radiation pattern of the antenna
• D. Frequency and power level of the RF field

T8C03

23. What operating activity involves contacting as many stations as possible during a specified period?

• A. Simulated emergency exercises
• B. Public service events
• C. Net operations
• D. Contesting

T0A03

24. In the United States, what is connected to the green wire in a threewire electrical AC plug?

• A. The white wire
• B. Equipment ground
• C. Neutral
• D. Hot

T1B04

25. Which amateur band are you using when your station is transmitting on 146.52 MHz?

• A. 2 meter band
• B. 20 meter band
• C. 6 meter band
• D. 14 meter band

T7A11

26. Where is an RF preamplifier installed?

• A. Between a transmitter and antenna tuner
• B. Between the antenna and receiver
• C. At the receiver's audio output
• D. At the output of the transmitter's power amplifier

T8D11

27. What is an ARQ transmission system?

• A. A special transmission format limited to video signals
• B. A system used to encrypt command signals to an amateur radio satellite
• C. A method of compressing the data in a message so more information can be sent in a shorter time
• D. A digital scheme whereby the receiving station detects errors and sends a request to the sending station to retransmit the information

T0B01

28. When should members of a tower work team wear a hard hat and safety glasses?

• A. At all times when any work is being done on the tower
• B. At all times except when climbing the tower
• C. Only when the tower exceeds 30 feet in height
• D. At all times except when belted firmly to the tower

T9B08

29. Why should coax connectors exposed to the weather be sealed against water intrusion?

• A. To prevent an increase in feed line loss
• B. All of these choices are correct
• C. To prevent interference to telephones
• D. To keep the jacket from becoming loose

T9A07

30. What is a disadvantage of using a handheld VHF transceiver, with its integral antenna, inside a vehicle?

• A. The SWR might decrease, decreasing the signal strength
• B. All of these choices are correct
• C. It might cause the transceiver to overheat
• D. Signals might not propagate well due to the shielding effect of the vehicle

T2C09

31. Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

• A. No
• B. Yes, but only when part of a FEMA emergency plan
• C. Yes, but only if necessary in situations involving the immediate safety of human life or protection of property
• D. Yes, but only when part of a RACES emergency plan

T1F07

32. 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 Technician class control operator?

• A. The licensed control operator must do the station identification
• B. The person must be a U.S. citizen
• C. The foreign station must be one with which the U.S. has a thirdparty agreement
• D. All of these choices are correct

T2B14

33. Which of the following describes a linked repeater network?

• A. A network of repeaters where signals received by one repeater are repeated by all the repeaters
• B. A repeater with more than one receiver
• C. Multiple repeaters with the same owner
• D. A system of repeaters linked by APRS

T8A10

34. What is the typical bandwidth of analog fast-scan TV transmissions on the 70 centimeter band?

• A. About 6 MHz
• B. More than 10 MHz
• C. About 1 MHz
• D. About 3 MHz

T4B01

35. What may happen if a transmitter is operated with the microphone gain set too high?

• A. The frequency might vary
• B. The output power might be too high
• C. The output signal might become distorted
• D. The SWR might increase