Practice Exam

T1B11

1. What is the maximum peak envelope power output for Technician class operators in their HF band segments?

• A. 10 watts
• B. 50 watts
• C. 200 watts
• D. 100 watts

T6B08

2. What does the abbreviation FET stand for?

• A. Frequency Emission Transmitter
• B. Free Electron Transmitter
• C. Fast Electron Transistor
• D. Field Effect Transistor

T2B05

3. What would cause your FM transmission audio to be distorted on voice peaks?

• A. Your transmit power is too high
• B. Your repeater offset is inverted
• C. You are talking too loudly
• D. You need to talk louder

T8D13

4. What is FT8?

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

T8B12

5. 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. All these choices are correct
• C. Check your signal strength report in the telemetry data
• D. Listen for distortion on your downlink signal

T4A08

6. Which of the following conductors is preferred for bonding at RF?

• A. Flat copper strap
• B. Twisted-pair cable
• C. Steel wire
• D. Copper braid removed from coaxial cable

T6A04

7. What electrical component stores energy in an electric field?

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

T1F04

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

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

T8A10

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

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

T8C11

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

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

T7D11

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

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

T6D08

12. Which of the following is combined with an inductor to make a resonant circuit?

• A. Potentiometer
• B. Resistor
• C. Zener diode
• D. Capacitor

T2C04

13. What is RACES?

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

T3C08

14. What causes tropospheric ducting?

• A. Discharges of lightning during electrical storms
• B. Temperature inversions in the atmosphere
• C. Updrafts from hurricanes and tornadoes
• D. Sunspots and solar flares

T3A12

15. What is the effect of fog and rain on signals in the 10 meter and 6 meter bands?

• A. There is little effect
• B. Range increase
• C. Absorption
• D. Deflection

T0A01

16. Which of the following is a safety hazard of a 12-volt storage battery?

• A. All these choices are correct
• B. Shorting the terminals can cause burns, fire, or an explosion
• C. RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas
• D. Touching both terminals with the hands can cause electrical shock

T9A04

17. What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

• A. It is mechanically fragile
• B. It transmits only circularly polarized signals
• C. It has low efficiency
• D. All these choices are correct

T7C03

18. What does a dummy load consist of?

• A. A non-inductive resistor mounted on a heat sink
• B. A high-gain amplifier and a TR switch
• C. A low-voltage power supply and a DC relay
• D. A 50-ohm reactance used to terminate a transmission line

T5C03

19. What describes the ability to store energy in a magnetic field?

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

T0B05

20. What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

• A. Provide an ability to measure for proper tensioning
• B. Secure the guy line if the turnbuckle breaks
• C. Provide a ground path for lightning strikes
• D. Prevent loosening of the turnbuckle from vibration

T1E02

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

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

T9B06

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

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

T4B08

23. What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

• A. Increases the number of frequencies that can be stored in memory
• B. Permits noise or interference reduction by selecting a bandwidth matching the mode
• C. Increases the amount of offset between receive and transmit frequencies
• D. Permits monitoring several modes at once by selecting a separate filter for each mode

T6C08

24. What is component 9 in figure T-2?

• A. Variable capacitor
• B. Variable transformer
• C. Variable resistor
• D. Variable inductor

T5B10

25. Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

• A. -9 dB
• B. -6 dB
• C. -1 dB
• D. -3 dB

T1D09

26. When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

• A. Where noncommercial programming is gathered and supplied exclusively to the National Public Radio network
• B. When such communications are directly related to the immediate safety of human life or protection of property
• C. Never
• D. When broadcasting communications to or from the space shuttle

T2A10

27. What is a band plan, beyond the privileges established by the FCC?

• A. A list of available net frequencies
• B. A plan devised by a club to indicate frequency band usage
• C. A voluntary guideline for using different modes or activities within an amateur band
• D. A list of operating schedules

T0C09

28. How can you make sure your station stays in compliance with RF safety regulations?

• A. All these choices are correct
• B. By informing the FCC of any changes made in your station
• C. By re-evaluating the station whenever an item in the transmitter or antenna system is changed
• D. By making sure your antennas have low SWR

T5A04

29. What are the units of electrical resistance?

• A. Siemens
• B. Ohms
• C. Mhos
• D. Coulombs

T1A08

30. Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

• A. Frequency Spectrum Manager appointed by the FCC
• B. FCC Regional Field Office
• C. International Telecommunication Union
• D. Volunteer Frequency Coordinator recognized by local amateurs

T7B11

31. What is a symptom of RF feedback in a transmitter or transceiver?

• A. The transmitter will not stay on the desired frequency
• B. Frequent blowing of power supply fuses
• C. Reports of garbled, distorted, or unintelligible voice transmissions
• D. Excessive SWR at the antenna connection

T1C06

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

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

T5D07

33. What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

• A. 200 amperes
• B. 1.5 amperes
• C. 9600 amperes
• D. 0.667 amperes

T3B04

34. What is the velocity of a radio wave traveling through free space?

• A. Speed of sound
• B. Speed that increases as the frequency increases
• C. Speed inversely proportional to its wavelength
• D. Speed of light

T7A06

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

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