What is the FCC Part 97 definition of a space station?

1. AAny satellite orbiting Earth
2. BA manned satellite orbiting Earth
3. CAn amateur station located more than 50 km above Earth's surface
4. DAn amateur station using amateur radio satellites for relay of signals

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

1. ATo allow for calibration error in the transmitter frequency display
2. BSo that modulation sidebands do not extend beyond the band edge
3. CTo allow for transmitter frequency drift
4. DAll these choices are correct

For which classes of amateur radio licenses does the FCC currently issue new licenses?

1. ANovice, Technician, General, Amateur Extra
2. BTechnician, Technician Plus, General, Amateur Extra
3. CNovice, Technician Plus, General, Advanced
4. DTechnician, General, Amateur Extra

When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

1. AWhen such communications are directly related to the immediate safety of human life or protection of property
2. BWhen broadcasting communications to or from the space shuttle
3. CWhere non-commercial programming is gathered and supplied exclusively to the National Public Radio network
4. DNever

When, other than during an emergency, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

1. AAt no time
2. BWhen designated as the control operator by an Amateur Extra Class licensee
3. CAs part of a multi-operator contest team
4. DWhen using a club station whose trustee holds an Amateur Extra Class license

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

1. ABeacon station
2. BRemote control station
3. CRepeater station
4. DMessage forwarding station

What does the term "repeater offset" mean?

1. AThe difference between a repeater's transmit and receive frequencies
2. BThe repeater has a time delay to prevent interference
3. CThe approximately half-second delay to allow for the "squelch tail" to be removed
4. DThe fee charged by the repeater owner or club to provide for maintenance

Which Q signal indicates that you are receiving interference from other stations?

1. AQRM
2. BQRN
3. CQTH
4. DQSB

Which of the following requires certification by a civil defense agency?

1. AARES
2. BRACES
3. CMARS
4. DSKYWARN

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

1. AAlternating transmissions during a net operation
2. BRapid flutter on mobile signals due to multipath propagation
3. CA type of ground system used with vertical antennas
4. DInterference from cable TV in the form of carriers at fixed intervals across the band

What property of a radio wave defines its polarization?

1. AThe orientation of the electric field
2. BThe orientation of the magnetic field
3. CThe ratio of the energy in the magnetic field to the energy in the electric field
4. DThe ratio of the velocity to the wavelength

What band is best suited for communicating via meteor scatter?

1. A33 centimeters
2. B6 meters
3. C2 meters
4. D70 centimeters

What signals are used in a computer-radio interface for digital mode operation?

1. AReceive and transmit mode, status, and location
2. BAntenna and RF power
3. CReceive audio, transmit audio, and transmitter keying
4. DNMEA GPS location and DC power

Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

1. AThe AGC or limiter
2. BThe bandwidth selection
3. CThe tone squelch
4. DThe RIT or Clarifier

Which of the following is a good electrical insulator?

1. ASea water
2. BGlass
3. CStainless steel
4. DGraphite

Which is equal to 28400 kHz?

1. A28.400 kHz
2. B2.800 MHz
3. C284.00 MHz
4. D28.400 MHz

What is the unit of impedance?

1. AVolt
2. BAmpere
3. CCoulomb
4. DOhm

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

1. A3 ohms
2. B16 ohms
3. C48 ohms
4. D8 ohms

What type of component is often used as an adjustable volume control?

1. AFixed resistor
2. BPower resistor
3. CPotentiometer
4. DTransformer

What does the abbreviation FET stand for?

1. AFrequency Emission Transmitter
2. BFast Electron Transistor
3. CFree Electron Transmitter
4. DField Effect Transistor

What is component 2 in figure T-1?

1. AResistor
2. BTransistor
3. CIndicator lamp
4. DConnector

What is the function of component 2 in figure T-1?

1. AGive off light when current flows through it
2. BSupply electrical energy
3. CControl the flow of current
4. DConvert electrical energy into radio waves

Which of the following describes combining speech with an RF carrier signal?

1. AImpedance matching
2. BOscillation
3. CModulation
4. DLow-pass filtering

Which of the following can reduce interference to a 2-meter band transceiver from a nearby commercial FM station?

1. AInstalling an RF preamplifier
2. BUsing double-shielded coaxial cable
3. CInstalling bypass capacitors on the microphone cable
4. DInstalling a band-reject filter

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

1. A50:50
2. BZero
3. C1:1
4. DFull Scale

Which instrument would you use to measure electric potential?

1. AAn ammeter
2. BA voltmeter
3. CA potentiometer
4. DAn ohmmeter

Which type of modulation is commonly used for VHF and UHF voice repeaters?

1. AAM
2. BSSB
3. CPSK
4. DFM or PM

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

1. ACheck your signal strength report in the telemetry data
2. BListen for distortion on your downlink signal
3. CYour signal strength on the downlink should be about the same as the beacon
4. DCompare your signal to others on the downlink using an internet SDR receiver

What is required before using the EchoLink system?

1. AComplete the required EchoLink training
2. BPurchase a license to use the EchoLink software
3. CRegister your call sign and provide proof of license
4. DAt least a General Class license

What kind of data can be transmitted by APRS?

1. AGPS position data
2. BText messages
3. CWeather data
4. DAll these choices are correct

Which of the following types of antennas offers the greatest gain?

1. A5/8 wave vertical
2. BIsotropic
3. CJ pole
4. DYagi

What is the major function of an antenna tuner (antenna coupler)?

1. AIt matches the antenna system impedance to the transceiver's output impedance
2. BIt helps a receiver automatically tune in weak stations
3. CIt allows an antenna to be used on both transmit and receive
4. DIt automatically selects the proper antenna for the frequency band being used

What hazard exists in a power supply immediately after turning it off?

1. ACirculating currents in the dc filter
2. BLeakage flux in the power transformer
3. CVoltage transients from kickback diodes
4. DCharge stored in filter capacitors

Which of the following is true when installing grounding conductors used for lightning protection?

1. AUse only non-insulated wire
2. BWires must be carefully routed with precise right-angle bends
3. CSharp bends must be avoided
4. DCommon grounds must be avoided

How does RF radiation differ from ionizing radiation (radioactivity)?

1. ARF radiation does not have sufficient energy to cause chemical changes in cells and damage DNA
2. BRF radiation can only be detected with an RF dosimeter
3. CRF radiation is limited in range to a few feet
4. DRF radiation is perfectly safe