Practice Exam

T8C11

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

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

T3B01

2. What is the relationship between the electric and magnetic fields of an electromagnetic wave?

• A. They travel at different speeds
• B. They revolve in opposite directions
• C. They are in parallel
• D. They are at right angles

T1B03

3. Which frequency is in the 6 meter amateur band?

• A. 28.50 MHz
• B. 222.15 MHz
• C. 49.00 MHz
• D. 52.525 MHz

T0B09

4. Why should you avoid attaching an antenna to a utility pole?

• A. All these choices are correct
• B. The antenna will not work properly because of induced voltages
• C. The 60 Hz radiations from the feed line may increase the SWR
• D. The antenna could contact high-voltage power lines

T7A07

5. What is the function of a transceiver's PTT input?

• A. Switches transceiver from receive to transmit when grounded
• B. Input for a preamplifier tuning tone
• C. Input for a key used to send CW
• D. Provides a transmit tuning tone when grounded

T5B13

6. Which is equal to 2425 MHz?

• A. 2425 GHz
• B. 24.25 GHz
• C. 0.002425 GHz
• D. 2.425 GHz

T6A02

7. What type of component is often used as an adjustable volume control?

• A. Fixed resistor
• B. Potentiometer
• C. Power resistor
• D. Transformer

T7B07

8. 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 an RF preamplifier
• C. Installing a band-reject filter
• D. Using double-shielded coaxial cable

T2C02

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

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

T9A07

10. 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

T1A08

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

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

T6B01

12. Which is true about forward voltage drop in a diode?

• A. It is lower in some diode types than in others
• B. It has no impact on the voltage delivered to the load
• C. It indicates that the diode is defective
• D. It is proportional to peak inverse voltage

T6C01

13. What is the name of an electrical wiring diagram that uses standard component symbols?

• A. Flow chart
• B. Schematic
• C. Connector pinout
• D. Bill of materials

T5A11

14. What type of current flow is opposed by resistance?

• A. All these choices are correct
• B. RF current
• C. Direct current
• D. Alternating current

T8A12

15. Which of the following is a disadvantage of FM compared with single sideband?

• A. Only one signal can be received at a time
• B. Voice quality is poorer
• C. FM signals are harder to tune
• D. All these choices are correct

T7D02

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

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

T3A10

17. What effect does multi-path propagation have on data transmissions?

• A. Transmission rates must be decreased by a factor equal to the number of separate paths observed
• B. Transmission rates must be increased by a factor equal to the number of separate paths observed
• C. No significant changes will occur if the signals are transmitted using FM
• D. Error rates are likely to increase

T5D04

18. What is the resistance of a circuit in which a current of 3 amperes flows when connected to 90 volts?

• A. 30 ohms
• B. 93 ohms
• C. 3 ohms
• D. 270 ohms

T4B01

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

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

T0A06

20. What is a good way to guard against electrical shock at your station?

• A. All these choices are correct
• B. Install mechanical interlocks in high-voltage circuits
• C. Use three-wire cords and plugs for all AC powered equipment
• D. Connect all AC powered station equipment to a common safety ground

T2B09

21. Why are simplex channels designated in the VHF/UHF band plans?

• A. So stations within range of each other can communicate without tying up a repeater
• B. So stations with simple transmitters can access the repeater without automated offset
• C. For contest operation
• D. For working DX only

T1C05

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

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

T1E03

23. Who must designate the station control operator?

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

T5C12

24. What is impedance?

• A. The power handling capability of a component
• B. The Q or Quality Factor of a component
• C. The inverse of resistance
• D. The opposition to AC current flow

T3C09

25. What is generally the best time for long-distance 10 meter band propagation via the F region?

• A. From dawn to shortly after sunset during periods of high sunspot activity
• B. From dawn to shortly after sunset during periods of low sunspot activity
• C. From shortly after sunset to dawn during periods of low sunspot activity
• D. From shortly after sunset to dawn during periods of high sunspot activity

T0C04

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

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

T4A08

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

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

T8B08

28. What is meant by the statement that a satellite is operating in U/V mode?

• A. The satellite frequencies are usually variable
• B. The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
• C. The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band
• D. The satellite operates using ultraviolet frequencies

T8D05

29. Which of the following is an application of APRS?

• A. Providing information on the number of stations signed into a repeater
• B. Showing automatically the number of packets transmitted via PACTOR during a specific time interval
• C. Providing real-time tactical digital communications in conjunction with a map showing the locations of stations
• D. Providing voice over internet connection between repeaters

T7C05

30. Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

• A. Because power supplies cannot supply enough current at high SWR
• B. To protect the output amplifier transistors
• C. To lower the SWR on the transmission line
• D. To comply with FCC rules on spectral purity

T2A10

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

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

T9B08

32. Which of the following is a source of loss in coaxial feed line?

• A. Multiple connectors in the line
• B. All these choices are correct
• C. High SWR
• D. Water intrusion into coaxial connectors

T6D07

33. Which of the following is commonly used as a visual indicator?

• A. LED
• B. Bipolar transistor
• C. FET
• D. Zener diode

T1F10

34. Who is accountable if a repeater inadvertently retransmits communications that violate the FCC rules?

• A. The control operator of the repeater
• B. Both the originating station and the repeater owner
• C. The owner of the repeater
• D. The control operator of the originating station

T1D08

35. In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

• A. When the communication is made to obtain emergency information for a local broadcast station
• B. When the communication is related to the sale of amateur equipment by the control operator's employer
• C. All these choices are correct
• D. When the communication is incidental to classroom instruction at an educational institution