Practice Exam

T2C09

1. 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 in situations involving the immediate safety of human life or protection of property
• D. Yes, but only when part of a RACES emergency plan

T3C10

2. 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. 6 and 10 meters
• C. 23 centimeters
• D. All these choices are correct

T0A03

3. In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

• A. Hot
• B. Equipment ground
• C. Black insulation is never used
• D. Neutral

T7B07

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

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

T0B10

5. Which of the following is true when installing grounding conductors used for lightning protection?

• A. Wires must be carefully routed with precise right-angle bends
• B. Use only non-insulated wire
• C. Common grounds must be avoided
• D. Sharp bends must be avoided

T5B08

6. Which is equal to 1,000,000 picofarads?

• A. 0.001 microfarads
• B. 1000 microfarads
• C. 1,000,000,000 microfarads
• D. 1 microfarad

T8A09

7. What is the approximate bandwidth of a VHF repeater FM voice signal?

• A. Between 50 and 125 kHz
• B. Less than 500 Hz
• C. Between 10 and 15 kHz
• D. About 150 kHz

T0C03

8. How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

• A. There is no adjustment allowed for lower duty cycle
• B. It increases by a factor of 2
• C. It increases by a factor of 3
• D. It decreases by 50 percent

T1C06

9. From which of the following locations may an FCC-licensed amateur station transmit?

• A. From any vessel or craft located in international waters and documented or registered in the United States
• B. From within any country that belongs to the International Telecommunication Union
• C. From within any country that is a member of the United Nations
• D. From anywhere within International Telecommunication Union (ITU) Regions 2 and 3

T6A01

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

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

T9A08

11. What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

• A. 12
• B. 50
• C. 19
• D. 112

T1F02

12. How often must you identify with your FCC-assigned call sign when using tactical call signs such as "Race Headquarters"?

• A. At the end of every transmission
• B. Once during every hour
• C. At the end of each communication and every ten minutes during a communication
• D. Never, the tactical call is sufficient

T5A03

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

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

T3A06

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

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

T2A01

15. What is a common repeater frequency offset in the 2 meter band?

• A. Plus or minus 500 kHz
• B. Plus or minus 5 MHz
• C. Plus or minus 600 kHz
• D. Plus or minus 1 MHz

T6D04

16. Which of the following displays an electrical quantity as a numeric value?

• A. Meter
• B. Transistor
• C. Relay
• D. Potentiometer

T6B11

17. What is the term that describes a device's ability to amplify a signal?

• A. Forward voltage drop
• B. Forward resistance
• C. On resistance
• D. Gain

T8D13

18. What is FT8?

• A. A digital slow-scan TV mode with forward error correction and automatic color compensation
• B. A digital mode capable of low signal-to-noise operation
• C. A wideband FM voice mode
• D. An eight channel multiplex mode for FM repeaters

T4A07

19. Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

• A. Computer "line in" to transceiver push-to-talk
• B. Computer "line out" to transceiver push-to-talk
• C. Computer "line in" to transceiver speaker connector
• D. Computer "line out" to transceiver speaker connector

T1B01

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

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

T5D06

21. What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

• A. 16 ohms
• B. 48 ohms
• C. 3 ohms
• D. 8 ohms

T7C07

22. What happens to power lost in a feed line?

• A. It is radiated as harmonics
• B. It is converted into heat
• C. It increases the SWR
• D. It distorts the signal

T1A06

23. What is the FCC Part 97 definition of a beacon?

• A. An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
• B. A government transmitter marking the amateur radio band edges
• C. A continuous transmission of weather information authorized in the amateur bands by the National Weather Service
• D. A bulletin sent by the FCC to announce a national emergency

T8C02

24. Which of these items would be useful for a hidden transmitter hunt?

• A. A calibrated noise bridge
• B. A directional antenna
• C. Calibrated SWR meter
• D. All these choices are correct

T6C06

25. What is component 6 in figure T-2?

• A. Capacitor
• B. Regulator IC
• C. Transistor
• D. Resistor

T7D02

26. How is a voltmeter connected to a component to measure applied voltage?

• A. In series
• B. In parallel
• C. In phase
• D. In quadrature

T5C09

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

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

T7A09

28. What is the function of the SSB/CW-FM switch on a VHF power amplifier?

• A. Change the mode of the transmitted signal
• B. Change the frequency range of the amplifier to operate in the proper segment of the band
• C. Set the amplifier for proper operation in the selected mode
• D. Reduce the received signal noise

T4B11

29. Which of the following must be programmed into a D-STAR digital transceiver before transmitting?

• A. All these choices are correct
• B. Your call sign
• C. Your output power
• D. The codec type being used

T2B01

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

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

T1E03

31. Who must designate the station control operator?

• A. The frequency coordinator
• B. The station licensee
• C. The FCC
• D. Any licensed operator

T3B06

32. What is the formula for converting frequency to approximate wavelength in meters?

• A. Wavelength in meters equals 300 divided by frequency in megahertz
• B. Wavelength in meters equals frequency in hertz multiplied by 300
• C. Wavelength in meters equals frequency in megahertz divided by 300
• D. Wavelength in meters equals frequency in hertz divided by 300

T8B06

33. Which of the following are inputs to a satellite tracking program?

• A. The satellite transmitted power
• B. The last observed time of zero Doppler shift
• C. The Keplerian elements
• D. All these choices are correct

T1D11

34. When may an amateur station transmit without identifying on the air?

• A. When the transmissions are unmodulated
• B. When the transmitted power level is below 1 watt
• C. When the transmissions are of a brief nature to make station adjustments
• D. When transmitting signals to control model craft

T9B06

35. Which of the following RF connector types is most suitable for frequencies above 400 MHz?

• A. UHF (PL-259/SO-239)
• B. Type N
• C. DB-25
• D. RS-213