Practice Exam

T6C03

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

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

T7C04

2. 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. 1:1
• D. Zero

T2B01

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

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

T5B01

4. How many milliamperes is 1.5 amperes?

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

T1C05

5. Which of the following is a valid Technician class call sign format?

• A. W1XX
• B. KF1XXX
• C. KA1X
• D. All these choices are correct

T5A08

6. Which of the following is a good electrical insulator?

• A. Mercury
• B. Glass
• C. Aluminum
• D. Copper

T3A06

7. 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. A type of ground system used with vertical antennas
• D. Local vs long-distance communications

T4B01

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

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

T5D09

9. What is the current through a 24-ohm resistor connected across 240 volts?

• A. 10 amperes
• B. 216 amperes
• C. 24,000 amperes
• D. 0.1 amperes

T8C08

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

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

T1B09

11. Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

• A. So that modulation sidebands do not extend beyond the band edge
• B. To allow for transmitter frequency drift
• C. All these choices are correct
• D. To allow for calibration error in the transmitter frequency display

T2C04

12. What is RACES?

• A. An international radio experimentation society
• B. An emergency organization combining amateur radio and citizens band operators and frequencies
• C. A radio contest held in a short period, sometimes called a "sprint"
• D. An FCC part 97 amateur radio service for civil defense communications during national emergencies

T8D04

13. What type of transmission is indicated by the term "NTSC?"

• A. A frame compression scheme for TV signals
• B. An analog fast-scan color TV signal
• C. A Normal Transmission mode in Static Circuit
• D. A special mode for satellite uplink

T1F02

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

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

T4A07

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

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

T2A03

16. What is a common repeater frequency offset in the 70 cm 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

T0C13

17. Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

• A. The station licensee
• B. Anyone who is near an antenna
• C. The local zoning board
• D. The FCC

T0B11

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

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

T6A06

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

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

T3B09

20. What frequency range is referred to as UHF?

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

T6B12

21. What are the names of the electrodes of a bipolar junction transistor?

• A. Input, output, supply
• B. Emitter, base, collector
• C. Signal, bias, power
• D. Pole one, pole two, output

T1A07

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

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

T7A08

23. Which of the following describes combining speech with an RF carrier signal?

• A. Low-pass filtering
• B. Modulation
• C. Impedance matching
• D. Oscillation

T8B06

24. 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. All these choices are correct
• D. The Keplerian elements

T1E09

25. Which of the following are required for remote control operation?

• A. All these choices are correct
• B. The control operator must be at the control point
• C. The control operator must indirectly manipulate the controls
• D. A control operator is required at all times

T3C07

26. What band is best suited for communicating via meteor scatter?

• A. 33 centimeters
• B. 6 meters
• C. 2 meters
• D. 70 centimeters

T7B08

27. What should you do if something in a neighbor's home is causing harmful interference to your amateur station?

• A. All these choices are correct
• B. Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
• C. Make sure your station meets the standards of good amateur practice
• D. Work with your neighbor to identify the offending device

T9B05

28. What happens as the frequency of a signal in coaxial cable is increased?

• A. The characteristic impedance decreases
• B. The loss decreases
• C. The loss increases
• D. The characteristic impedance increases

T5C01

29. What describes the ability to store energy in an electric field?

• A. Resistance
• B. Capacitance
• C. Tolerance
• D. Inductance

T7D03

30. When configured to measure current, how is a multimeter connected to a component?

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

T8A10

31. What is the approximate bandwidth of AM fast-scan TV transmissions?

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

T9A05

32. Which of the following increases the resonant frequency of a dipole antenna?

• A. Inserting coils in series with radiating wires
• B. Shortening it
• C. Adding capacitive loading to the ends of the radiating wires
• D. Lengthening it

T1D04

33. Under what conditions is an amateur station authorized to transmit music using a phone emission?

• A. When transmissions are limited to less than three minutes per hour
• B. When the music is transmitted above 1280 MHz
• C. When incidental to an authorized retransmission of manned spacecraft communications
• D. When the music produces no spurious emissions

T6D06

34. What component changes 120 V AC power to a lower AC voltage for other uses?

• A. Diode
• B. Transistor
• C. Transformer
• D. Variable capacitor

T0A03

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

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