Practice Exam

T3B09

1. What frequency range is referred to as UHF?

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

T7D08

2. Which of the following types of solder should not be used for radio and electronic applications?

• A. Tin-copper solder
• B. Acid-core solder
• C. Rosin-core solder
• D. Lead-tin solder

T2C04

3. What is RACES?

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

T1A10

4. What is the Radio Amateur Civil Emergency Service (RACES)?

• A. All these choices are correct
• B. A radio service using amateur stations for emergency management or civil defense communications
• C. An emergency service using amateur operators certified by a civil defense organization as being enrolled in that organization
• D. A radio service using amateur frequencies for emergency management or civil defense communications

T1C01

5. For which license classes are new licenses currently available from the FCC?

• A. Novice, Technician Plus, General, Advanced
• B. Technician, General, Amateur Extra
• C. Technician, Technician Plus, General, Amateur Extra
• D. Novice, Technician, General, Amateur Extra

T7C06

6. What does an SWR reading of 4:1 indicate?

• A. Gain of +4 dB
• B. Impedance mismatch
• C. Loss of -4 dB
• D. Good impedance match

T8B10

7. What is a LEO satellite?

• A. A sun synchronous satellite
• B. A satellite in low earth orbit
• C. A highly elliptical orbit satellite
• D. A satellite in low energy operation mode

T5A07

8. Why are metals generally good conductors of electricity?

• A. All these choices are correct
• B. They have many free electrons
• C. They have many free protons
• D. They have relatively high density

T0A03

9. In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

• A. Hot
• B. Black insulation is never used
• C. Equipment ground
• D. Neutral

T1B09

10. Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

• A. To allow for calibration error in the transmitter frequency display
• B. So that modulation sidebands do not extend beyond the band edge
• C. All these choices are correct
• D. To allow for transmitter frequency drift

T0C13

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

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

T4B05

12. What does the scanning function of an FM transceiver do?

• A. Checks for messages left on a digital bulletin board
• B. Prevents interference to nearby repeaters
• C. Checks incoming signal deviation
• D. Tunes through a range of frequencies to check for activity

T0B07

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

T8D09

14. What is CW?

• A. Another name for a Morse code transmission
• B. A digital mode used primarily on 2 meter FM
• C. A type of electromagnetic propagation
• D. A technique for coil winding

T8C04

15. Which of the following is good procedure when contacting another station in a contest?

• A. All these choices are correct
• B. Contact the station twice to be sure that you are in his log
• C. Sign only the last two letters of your call if there are many other stations calling
• D. Send only the minimum information needed for proper identification and the contest exchange

T7A02

16. What is a transceiver?

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

T5B11

17. Which decibel value represents a power increase from 20 watts to 200 watts?

• A. 10 dB
• B. 28 dB
• C. 12 dB
• D. 18 dB

T6B11

18. What is the term that describes a device's ability to amplify a signal?

• A. Gain
• B. Forward voltage drop
• C. On resistance
• D. Forward resistance

T4A01

19. Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

• A. 24.0 volts at 4 amperes
• B. 13.8 volts at 4 amperes
• C. 24.0 volts at 12 amperes
• D. 13.8 volts at 12 amperes

T1E05

20. What is an amateur station's control point?

• A. The mailing address of the station licensee
• B. The location of the station's transmitting apparatus
• C. The location of the station's transmitting antenna
• D. The location at which the control operator function is performed

T5D02

21. What formula is used to calculate voltage in a circuit?

• A. E= I / R
• B. E = I - R
• C. E= I + R
• D. E= I x R

T5C11

22. How much current is required to deliver 120 watts at a voltage of 12 volts DC?

• A. 10 amperes
• B. 0.1 amperes
• C. 132 amperes
• D. 12 amperes

T6C05

23. What is component 4 in figure T-1?

• A. Battery
• B. Transistor
• C. Ground symbol
• D. Resistor

T9A10

24. In which direction does a half-wave dipole antenna radiate the strongest signal?

• A. In the direction of the feed line
• B. Broadside to the antenna
• C. Equally in all directions
• D. Off the ends of the antenna

T3A03

25. What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

• A. Horizontal
• B. Right-hand circular
• C. Left-hand circular
• D. Vertical

T9B08

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

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

T1D01

27. With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

• A. Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications
• B. Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
• C. Any country banned from such communications by the International Amateur Radio Union (IARU)
• D. Any country banned from making such communications by the American Radio Relay League (ARRL)

T2A01

28. What is a common repeater frequency offset in the 2 meter band?

• A. Plus or minus 600 kHz
• B. Plus or minus 500 kHz
• C. Plus or minus 1 MHz
• D. Plus or minus 5 MHz

T7B11

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

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

T3C02

30. What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

• A. HF accommodates wider bandwidth signals
• B. There is less atmospheric interference (static) on HF
• C. Long-distance ionospheric propagation is far more common on HF
• D. HF antennas are generally smaller

T6D02

31. What is a relay?

• A. A current controlled amplifier
• B. An electrically-controlled switch
• C. A pass transistor
• D. An inverting amplifier

T8A02

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

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

T6A03

33. What electrical parameter is controlled by a potentiometer?

• A. Resistance
• B. Field strength
• C. Inductance
• D. Capacitance

T1F10

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

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

T2B09

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

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