Practice Exam

T5B08

1. Which is equal to 1,000,000 picofarads?

• A. 0.001 microfarads
• B. 1000 microfarads
• C. 1,000,000,000 microfarads
• D. 1 microfarad

T4B04

2. What is a way to enable quick access to a favorite frequency or channel on your transceiver?

• A. Use the scan mode to select the desired frequency
• B. Store it in a memory channel
• C. Enable the frequency offset
• D. Enable the VOX

T9B07

3. Which of the following is true of PL-259 type coax connectors?

• A. They are watertight
• B. They are commonly used at HF and VHF frequencies
• C. They are preferred for microwave operation
• D. They are a bayonet-type connector

T8B12

4. Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?

• A. Listen for distortion on your downlink signal
• B. All these choices are correct
• C. Your signal strength on the downlink should be about the same as the beacon
• D. Check your signal strength report in the telemetry data

T6C03

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

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

T6D05

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

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

T3B09

7. What frequency range is referred to as UHF?

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

T7B01

8. What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

• A. Talk louder into the microphone
• B. Let the transceiver cool off
• C. Talk farther away from the microphone
• D. Change to a higher power level

T9A08

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

• A. 50
• B. 12
• C. 19
• D. 112

T1F10

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

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

T0A06

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

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

T1B05

12. How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

• A. Emergency traffic only
• B. Fast-scan television only
• C. Spread spectrum only
• D. Fixed digital message forwarding systems only

T0C13

13. 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. Anyone who is near an antenna
• D. The FCC

T8C09

14. Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?

• A. DMR
• B. D-STAR
• C. IRLP
• D. EchoLink

T1D11

15. When may an amateur station transmit without identifying on the air?

• A. When transmitting signals to control model craft
• B. When the transmissions are unmodulated
• C. When the transmissions are of a brief nature to make station adjustments
• D. When the transmitted power level is below 1 watt

T3A05

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

T8D08

17. Which of the following is included in packet radio transmissions?

• A. All these choices are correct
• B. A check sum that permits error detection
• C. A header that contains the call sign of the station to which the information is being sent
• D. Automatic repeat request in case of error

T7C11

18. What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

• A. It requires special techniques to prevent moisture in the cable
• B. It cannot be used for VHF or UHF antennas
• C. It has more loss per foot
• D. It cannot be used at below freezing temperatures

T7A02

19. What is a transceiver?

• A. A device for converting receiver and transmitter frequencies to another band
• B. A device for matching feed line impedance to 50 ohms
• C. A device that combines a receiver and transmitter
• D. A device for automatically sending and decoding Morse code

T1C11

20. 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 one year
• C. No, you must wait until the license has been renewed
• D. Yes, for up to two years

T6A08

21. What is the function of an SPDT switch?

• A. A single circuit is switched between one of two other circuits
• B. Two circuits are each switched between one of two other circuits
• C. A single circuit is opened or closed
• D. Two circuits are opened or closed

T4A04

22. How are the transceiver audio input and output connected in a station configured to operate using FT8?

• A. To the audio input and output of a computer running WSJT-X software
• B. To an FT8 conversion unit, a keyboard, and a computer monitor
• C. To a computer running a terminal program and connected to a terminal node controller unit
• D. To a computer connected to the FT8converter.com website

T7D03

23. 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

T8A12

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

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

T3C04

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

T5D06

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

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

T0B05

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

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

T1A08

28. 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. Volunteer Frequency Coordinator recognized by local amateurs
• C. International Telecommunication Union
• D. FCC Regional Field Office

T5A01

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

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

T6B12

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

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

T2A02

31. What is the national calling frequency for FM simplex operations in the 2 meter band?

• A. 145.000 MHz
• B. 432.100 MHz
• C. 146.520 MHz
• D. 446.000 MHz

T5C04

32. What is the unit of inductance?

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

T2C03

33. What technique is used to ensure that voice messages containing unusual words are received correctly?

• A. Spell the words using a standard phonetic alphabet
• B. All these choices are correct
• C. Send the words by voice and Morse code
• D. Speak very loudly into the microphone

T2B11

34. Which Q signal indicates that you are changing frequency?

• A. QRU
• B. QSL
• C. QRZ
• D. QSY

T1E10

35. Which of the following is an example of remote control as defined in Part 97?

• A. Repeater operation
• B. Operating the station over the internet
• C. Controlling a model aircraft, boat, or car by amateur radio
• D. All these choices are correct