Practice Exam

T0B08

1. Which is a proper grounding method for a tower?

• A. A ferrite-core RF choke connected between the tower and ground
• B. A single four-foot ground rod, driven into the ground no more than 12 inches from the base
• C. A connection between the tower base and a cold water pipe
• D. Separate eight-foot ground rods for each tower leg, bonded to the tower and each other

T6C02

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

• A. Battery
• B. Resistor
• C. Connector
• D. Transistor

T2B03

3. Which of the following describes a linked repeater network?

• A. A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
• B. A system of repeaters linked by APRS
• C. A single repeater with more than one receiver
• D. Multiple repeaters with the same control operator

T7D03

4. When configured to measure current, how is a multimeter connected to a component?

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

T4A07

5. Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

• A. Computer "line in" to transceiver speaker connector
• B. Computer "line out" to transceiver push-to-talk
• C. Computer "line out" to transceiver speaker connector
• D. Computer "line in" to transceiver push-to-talk

T7A09

6. What is the function of the SSB/CW-FM switch on a VHF power amplifier?

• A. Change the mode of the transmitted signal
• B. Change the frequency range of the amplifier to operate in the proper segment of the band
• C. Reduce the received signal noise
• D. Set the amplifier for proper operation in the selected mode

T2C09

7. Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

• A. Yes, but only in situations involving the immediate safety of human life or protection of property
• B. Yes, but only when part of a FEMA emergency plan
• C. No
• D. Yes, but only when part of a RACES emergency plan

T9B11

8. Which of the following types of feed line has the lowest loss at VHF and UHF?

• A. 50-ohm flexible coax
• B. Air-insulated hardline
• C. 75-ohm flexible coax
• D. Multi-conductor unbalanced cable

T9A10

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

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

T8A03

10. Which type of voice mode is often used for long-distance (weak signal) contacts on the VHF and UHF bands?

• A. FM
• B. DRM
• C. SSB
• D. PM

T1F11

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

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

T1A04

12. How many operator/primary station license grants may be held by any one person?

• A. No more than two
• B. One for each permanent station location from which the person plans to operate
• C. One
• D. One for each band on which the person plans to operate

T3C05

13. Which of the following effects may allow radio signals to travel beyond obstructions between the transmitting and receiving stations?

• A. Faraday rotation
• B. Knife-edge diffraction
• C. Quantum tunneling
• D. Doppler shift

T5B04

14. Which is equal to one microvolt?

• A. One one-thousandth of a volt
• B. One thousand kilovolts
• C. One one-millionth of a volt
• D. One million volts

T5A04

15. What are the units of electrical resistance?

• A. Mhos
• B. Siemens
• C. Coulombs
• D. Ohms

T5C12

16. What is impedance?

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

T1C08

17. What is the normal term for an FCC-issued amateur radio license?

• A. Five years
• B. Ten years
• C. Life
• D. Eight years

T8D07

18. 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. An automatic position tracking mode for FM mobiles communicating through repeaters
• C. An automatic computer logging technique for hands-off logging when communicating while operating a vehicle
• D. A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction

T7C10

19. Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

• A. Ultraviolet resistant jackets prevent harmonic radiation
• B. Ultraviolet and RF signals can mix, causing interference
• C. Ultraviolet light can damage the jacket and allow water to enter the cable
• D. Ultraviolet light can increase losses in the cable's jacket

T1D05

20. When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

• A. When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
• B. Never
• C. When no profit is made on the sale
• D. When selling amateur radio equipment and not on a regular basis

T3A10

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

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

T1B11

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

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

T0A05

23. Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?

• A. The larger fuse would be likely to blow because it is rated for higher current
• B. All these choices are correct
• C. Excessive current could cause a fire
• D. The power supply ripple would greatly increase

T8C02

24. Which of these items would be useful for a hidden transmitter hunt?

• A. A directional antenna
• B. Calibrated SWR meter
• C. A calibrated noise bridge
• D. All these choices are correct

T0C05

25. Why do exposure limits vary with frequency?

• A. The human body absorbs more RF energy at some frequencies than at others
• B. Lower frequency RF fields do not penetrate the human body
• C. Lower frequency RF fields have more energy than higher frequency fields
• D. Higher frequency RF fields are transient in nature

T4B01

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

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

T3B03

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

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

T6B03

28. Which of these components can be used as an electronic switch?

• A. Transistor
• B. Thermistor
• C. Varistor
• D. Potentiometer

T8B08

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

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

T5D02

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

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

T6D11

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

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

T1E07

32. 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 control operator
• D. Only the station licensee

T6A07

33. What electrical component is typically constructed as a coil of wire?

• A. Inductor
• B. Capacitor
• C. Switch
• D. Diode

T2A08

34. What is the meaning of the procedural signal "CQ"?

• A. Test transmission, no reply expected
• B. Calling any station
• C. Only the called station should transmit
• D. Call on the quarter hour

T7B04

35. Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

• A. Ferrite choke
• B. Preamplifier
• C. Band-pass filter
• D. Low-pass filter