Practice Exam

T8B05

1. What is a satellite beacon?

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

T6D11

2. Which of the following is a resonant or tuned circuit?

• A. A circuit designed to provide high-fidelity audio
• B. A resistor circuit used for reducing standing wave ratio
• C. A linear voltage regulator
• D. An inductor and a capacitor in series or parallel

T2B04

3. Which of the following could be the reason you are unable to access a repeater whose output you can hear?

• A. Improper transceiver offset
• B. You are using the wrong CTCSS tone
• C. You are using the wrong DCS code
• D. All these choices are correct

T7B11

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

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

T6B07

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

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

T9B01

6. What is a benefit of low SWR?

• A. Reduced signal loss
• B. All these choices are correct
• C. Less antenna wear
• D. Reduced television interference

T5A01

7. Electrical current is measured in which of the following units?

• A. Volts
• B. Amperes
• C. Watts
• D. Ohms

T0B07

8. Which of the following is an important safety rule to remember when using a crank-up tower?

• A. This type of tower must never be painted
• B. This type of tower must never be grounded
• C. All these choices are correct
• D. This type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed

T7C07

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

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

T5C02

10. What is the unit of capacitance?

• A. The ohm
• B. The volt
• C. The farad
• D. The henry

T8A02

11. What type of modulation is commonly used for VHF packet radio transmissions?

• A. FM or PM
• B. SSB
• C. PSK
• D. AM

T5D06

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

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

T2A12

13. What should you do before calling CQ?

• A. Make sure you are authorized to use that frequency
• B. All these choices are correct
• C. Listen first to be sure that no one else is using the frequency
• D. Ask if the frequency is in use

T8D07

14. Which of the following describes DMR?

• A. A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel
• B. A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction
• C. An automatic computer logging technique for hands-off logging when communicating while operating a vehicle
• D. An automatic position tracking mode for FM mobiles communicating through repeaters

T1F07

15. Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a licensed amateur operator?

• A. The licensed control operator must do the station identification
• B. The foreign station must be in a country with which the U.S. has a third party agreement
• C. All these choices are correct
• D. The person must be a U.S. citizen

T0A09

16. What should be done to all external ground rods or earth connections?

• A. Bond them together with heavy wire or conductive strap
• B. Keep them as far apart as possible
• C. Waterproof them with silicone caulk or electrical tape
• D. Tune them for resonance on the lowest frequency of operation

T1C05

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

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

T7D04

18. Which instrument is used to measure electric current?

• A. An electrometer
• B. An ohmmeter
• C. An ammeter
• D. A voltmeter

T8C08

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

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

T0C10

20. Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?

• A. It affects the peak exposure to radiation
• B. It affects the average exposure to radiation
• C. It takes into account the thermal effects of the final amplifier
• D. It takes into account the antenna feed line loss

T4A11

21. Where should the negative power return of a mobile transceiver be connected in a vehicle?

• A. Through the transceiver's mounting bracket
• B. To any metal part of the vehicle
• C. At the antenna mount
• D. At the 12 volt battery chassis ground

T3A06

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

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

T9A08

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

• A. 12
• B. 112
• C. 50
• D. 19

T6C03

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

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

T1E07

25. When the control operator is not the station licensee, who is responsible for the proper operation of the station?

• A. All licensed amateurs who are present at the operation
• B. The control operator and the station licensee
• C. Only the station licensee
• D. Only the control operator

T1B10

26. Where may SSB phone be used in amateur bands above 50 MHz?

• A. On any band if the power is limited to 25 watts
• B. Only on repeaters
• C. Only in sub-bands allocated to General class or higher licensees
• D. In at least some segment of all these bands

T3B03

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

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

T1D10

28. How does the FCC define broadcasting for the Amateur Radio Service?

• A. Any transmission made by the licensed station
• B. Transmission of messages directed only to amateur operators
• C. Two-way transmissions by amateur stations
• D. Transmissions intended for reception by the general public

T2C11

29. What is meant by "check" in a radiogram header?

• A. A box on the message form that indicates that the message was received and/or relayed
• B. The number of words or word equivalents in the text portion of the message
• C. A list of stations that have relayed the message
• D. The call sign of the originating station

T6A05

30. What type of electrical component consists of conductive surfaces separated by an insulator?

• A. Resistor
• B. Oscillator
• C. Capacitor
• D. Potentiometer

T5B12

31. Which is equal to 28400 kHz?

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

T1A08

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

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

T4B11

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

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

T7A04

34. Which term describes the ability of a receiver to discriminate between multiple signals?

• A. Selectivity
• B. Discrimination ratio
• C. Sensitivity
• D. Harmonic distortion

T3C11

35. Why is the radio horizon for VHF and UHF signals more distant than the visual horizon?

• A. Radio waves are not blocked by dust particles
• B. The atmosphere refracts radio waves slightly
• C. Radio signals move somewhat faster than the speed of light
• D. Radio waves are blocked by dust particles