Practice Exam

T1A07

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

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

T7C09

2. Which of the following causes failure of coaxial cables?

• A. Operation at 100% duty cycle for an extended period
• B. Moisture contamination
• C. Solder flux contamination
• D. Rapid fluctuation in transmitter output power

T1C08

3. What is the normal term for an FCC-issued amateur radio license?

• A. Eight years
• B. Ten years
• C. Life
• D. Five years

T3B07

4. In addition to frequency, which of the following is used to identify amateur radio bands?

• A. Channel numbers
• B. Traditional letter/number designators
• C. All these choices are correct
• D. The approximate wavelength in meters

T5B04

5. Which is equal to one microvolt?

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

T5D03

6. What formula is used to calculate resistance in a circuit?

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

T5C09

7. How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

• A. 23.8 watts
• B. 138 watts
• C. 3.8 watts
• D. 0.7 watts

T6C07

8. What is component 8 in figure T-2?

• A. Regulator IC
• B. Resistor
• C. Inductor
• D. Light emitting diode

T5A05

9. What is the electrical term for the force that causes electron flow?

• A. Ampere-hours
• B. Capacitance
• C. Inductance
• D. Voltage

T8B05

10. What is a satellite beacon?

• A. An indicator light that shows where to point your antenna
• B. The primary transmit antenna on the satellite
• C. A reflective surface on the satellite
• D. A transmission from a satellite that contains status information

T0C11

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

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

T1B08

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

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

T4A11

13. Where should the negative power return of a mobile transceiver be connected in a vehicle?

• A. At the antenna mount
• B. To any metal part of the vehicle
• C. At the 12 volt battery chassis ground
• D. Through the transceiver's mounting bracket

T3A05

14. When using a directional antenna, how might your station be able to communicate with a distant repeater if buildings or obstructions are blocking the direct line of sight path?

• A. Try to find a path that reflects signals to the repeater
• B. Increase the antenna SWR
• C. Try the long path
• D. Change from vertical to horizontal polarization

T1E06

15. When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

• A. When designated as the control operator by an Amateur Extra Class licensee
• B. When using a club station whose trustee holds an Amateur Extra Class license
• C. As part of a multi-operator contest team
• D. At no time

T2B04

16. Which of the following could be the reason you are unable to access a repeater whose output you can hear?

• A. You are using the wrong CTCSS tone
• B. All these choices are correct
• C. Improper transceiver offset
• D. You are using the wrong DCS code

T7B07

17. Which of the following can reduce overload of a VHF transceiver by a nearby commercial FM station?

• A. Installing bypass capacitors on the microphone cable
• B. Installing a band-reject filter
• C. Installing an RF preamplifier
• D. Using double-shielded coaxial cable

T6D10

18. What is the function of component 2 in figure T-1?

• A. Control the flow of current
• B. Give off light when current flows through it
• C. Supply electrical energy
• D. Convert electrical energy into radio waves

T2C02

19. Which of the following are typical duties of a Net Control Station?

• A. All these choices are correct
• B. Choose the regular net meeting time and frequency
• C. Ensure that all stations checking into the net are properly licensed for operation on the net frequency
• D. Call the net to order and direct communications between stations checking in

T1F04

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

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

T4B02

21. Which of the following can be used to enter a transceiver's operating frequency?

• A. The Automatic Frequency Control
• B. All these choices are correct
• C. The keypad or VFO knob
• D. The CTCSS or DTMF encoder

T9A07

22. What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?

• A. The SWR might decrease, decreasing the signal strength
• B. The bandwidth of the antenna will decrease, increasing SWR
• C. All these choices are correct
• D. Signal strength is reduced due to the shielding effect of the vehicle

T2A11

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

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

T1D06

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

T3C11

25. Why is the radio horizon for VHF and UHF signals more distant than the visual horizon?

• A. The atmosphere refracts radio waves slightly
• B. Radio waves are not blocked by dust particles
• C. Radio waves are blocked by dust particles
• D. Radio signals move somewhat faster than the speed of light

T7A02

26. What is a transceiver?

• A. A device that combines a receiver and transmitter
• B. A device for automatically sending and decoding Morse code
• C. A device for converting receiver and transmitter frequencies to another band
• D. A device for matching feed line impedance to 50 ohms

T6A11

27. Which of the following battery chemistries is not rechargeable?

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

T6B03

28. Which of these components can be used as an electronic switch?

• A. Thermistor
• B. Transistor
• C. Varistor
• D. Potentiometer

T8C11

29. What is an amateur radio station that connects other amateur stations to the internet?

• A. A digipeater
• B. A gateway
• C. A repeater
• D. A beacon

T8A01

30. Which of the following is a form of amplitude modulation?

• A. Phase shift keying (PSK)
• B. Packet radio
• C. Spread spectrum
• D. Single sideband

T7D11

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

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

T8D03

32. What kind of data can be transmitted by APRS?

• A. Text messages
• B. GPS position data
• C. All these choices are correct
• D. Weather data

T0B01

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

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

T0A04

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

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

T9B07

35. Which of the following is true of PL-259 type coax connectors?

• A. They are preferred for microwave operation
• B. They are a bayonet-type connector
• C. They are watertight
• D. They are commonly used at HF and VHF frequencies