Practice Exam

T1F11

1. Which of the following is a requirement for the issuance of a club station license grant?

• A. The trustee must have an Amateur Extra Class operator license grant
• B. The club must have at least four members
• C. The club must be registered with the American Radio Relay League (ARRL)
• D. All these choices are correct

T0A04

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

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

T5B12

3. Which is equal to 28400 kHz?

• A. 284.00 MHz
• B. 2.800 MHz
• C. 28.400 kHz
• D. 28.400 MHz

T3C04

4. Which of the following types of propagation is most commonly associated with occasional strong signals on the 10-, 6-, and 2-meter bands from beyond the radio horizon?

• A. Gray-line propagation
• B. D region absorption
• C. Sporadic E
• D. Backscatter

T1B11

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

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

T8C03

6. What operating activity involves contacting as many stations as possible during a specified period?

• A. Simulated emergency exercises
• B. Hidden transmitter hunts
• C. Contesting
• D. Net operations

T3A05

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

T4B03

8. How is squelch adjusted so that a weak FM signal can be heard?

• A. Turn up the audio level until it overcomes the squelch threshold
• B. Turn on the anti-squelch function
• C. Enable squelch enhancement
• D. Set the squelch threshold so that receiver output audio is on all the time

T2B02

9. What term describes the use of a sub-audible tone transmitted along with normal voice audio to open the squelch of a receiver?

• A. DTMF
• B. Tone burst
• C. CTCSS
• D. Carrier squelch

T3B03

10. What are the two components of a radio wave?

• A. Ionizing and non-ionizing radiation
• B. Voltage and current
• C. Electric and magnetic fields
• D. Impedance and reactance

T5A02

11. Electrical power is measured in which of the following units?

• A. Amperes
• B. Watts
• C. Volts
• D. Watt-hours

T9A08

12. Why is a 19-inch-long vertical antenna often used on 2 meters?

• A. It is a resonant quarter-wave
• B. It has low RF radiation exposure
• C. It has high gain
• D. It is a resonant half-wave

T1E04

13. What determines the transmitting frequency privileges of an amateur station?

• A. The frequencies printed on the license grant
• B. The frequency authorized by the frequency coordinator
• C. The highest class of operator license held by anyone on the premises
• D. The class of operator license held by the control operator

T7C07

14. 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

T6B07

15. What causes a light-emitting diode (LED) to emit light?

• A. Forward current
• B. Inductively-coupled RF signal
• C. Capacitively-coupled RF signal
• D. Reverse current

T0C13

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

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

T9B08

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

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

T6D05

18. What type of circuit controls the amount of voltage from a power supply?

• A. Oscillator
• B. Regulator
• C. Phase inverter
• D. Filter

T8D10

19. Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?

• A. Meteor scatter
• B. Weak signal propagation beacons
• C. All these choices are correct
• D. Earth-Moon-Earth

T8B05

20. What is a satellite beacon?

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

T0B06

21. What is the minimum safe distance from a power line to allow when installing an antenna?

• A. Add the height of the antenna to the height of the power line and multiply by a factor of 1.5
• B. 1/2 wavelength at the operating frequency
• C. Enough so that if the antenna falls, no part of it can come within 10 feet of the power wires
• D. The height of the power line above ground

T7B09

22. What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

• A. Add a low-pass filter to the TV antenna input
• B. Be sure all TV feed line coaxial connectors are installed properly
• C. Add a preamplifier to the TV antenna input
• D. Add a high-pass filter to the TV antenna input

T7D02

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

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

T2C04

24. What is RACES?

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

T4A09

25. How can you determine the length of time that equipment can be powered from a battery?

• A. Multiply the watts per hour consumed by the equipment by the battery power rating
• B. Divide the watt-hour rating of the battery by the peak power consumption of the equipment
• C. Multiply the square of the current rating of the battery by the input resistance of the equipment
• D. Divide the battery ampere-hour rating by the average current draw of the equipment

T6A10

26. Which of the following battery chemistries is rechargeable?

• A. Lithium-ion
• B. All these choices are correct
• C. Lead-acid
• D. Nickel-metal hydride

T5D11

27. What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

• A. 1 volt
• B. 10 volts
• C. 11 volts
• D. 9 volts

T6C06

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

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

T1D12

29. Which of the following is required when making on-the-air test transmissions?

• A. Identify the transmitting station
• B. Notify the FCC of the transmissions
• C. All these choices are correct
• D. Conduct tests only between 10 p.m. and 6 a.m. local time

T7A03

30. Which of the following is used to convert a signal from one frequency to another?

• A. Amplifier
• B. Phase splitter
• C. Mixer
• D. Inverter

T1A05

31. What proves that the FCC has issued an operator/primary license grant?

• A. A printed copy of the certificate of successful completion of examination
• B. The license appears in the FCC ULS database
• C. All these choices are correct
• D. An email notification from the NCVEC granting the license

T5C10

32. How much power is delivered by a voltage of 12 volts DC and a current of 2.5 amperes?

• A. 0.208 watts
• B. 30 watts
• C. 4.8 watts
• D. 14.5 watts

T1C11

33. If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

• A. Yes, as soon as you apply for renewal
• B. Yes, for up to two years
• C. Yes, for up to one year
• D. No, you must wait until the license has been renewed

T8A09

34. What is the approximate bandwidth of an FM voice signal on VHF repeaters?

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

T2A06

35. What is an effective way to seek a call from any phone station when not using a repeater?

• A. Say "QTC," followed by "this is" and your call sign; if there is no answer, change the frequency and repeat
• B. Sign your call sign once, followed by the words "listening for a call;" if there is no answer, change the frequency and repeat
• C. Transmit an unmodulated carrier for approximately 10 seconds, followed by "this is" and your call sign, and pause to listen; repeat as necessary
• D. Repeat "CQ" a few times, followed by "this is," and your call sign, then pause to listen; repeat as necessary