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

What may happen if the FCC is unable to reach you by email?

1. AFine and suspension of operator license
2. BRevocation of the station license or suspension of the operator license
3. CRevocation of access to the license record in the FCC system
4. DNothing; there is no such requirement

Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

1. AAnnouncements of upcoming ham radio operating events
2. BBroadcasting
3. CInternational Morse Code Practice
4. DTelecommand or transmissions of telemetry

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

1. AAll licensed amateurs who are present at the operation
2. BOnly the station licensee
3. COnly the control operator
4. DThe control operator and the station licensee

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

1. AThe control operator of the originating station
2. BThe control operator of the repeater
3. CThe owner of the repeater
4. DBoth the originating station and the repeater owner

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

1. A146.520 MHz
2. B145.000 MHz
3. C432.100 MHz
4. D446.000 MHz

Which of the following describes a linked repeater network?

1. AA network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
2. BA single repeater with more than one receiver
3. CMultiple repeaters with the same control operator
4. DA system of repeaters linked by APRS

What is the Amateur Radio Emergency Service (ARES)?

1. AA group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
2. BA group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
3. CA training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
4. DA training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service

How does vegetation affect UHF and microwave signals?

1. ACauses knife-edge diffraction, distorting voice peaks
2. BAbsorbs signals, leading to poor reception of weak signals
3. CAmplifies signals, improving reception of weak signals
4. DHas no effect

What is the velocity of a radio wave traveling through free space?

1. ASpeed of light
2. BSpeed of sound
3. C0.86 times the speed of light
4. D1.86 times the speed of sound

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

1. AKnife-edge diffraction
2. BFaraday rotation
3. CQuantum tunneling
4. DDoppler shift

Which of the following is one of the connections required between a computer and a transceiver to operate digital modes?

1. AComputer "line out" to transceiver push-to-talk
2. BComputer "line in" to transceiver push-to-talk
3. CComputer "line in" to transceiver speaker connector
4. DComputer "line out" to transceiver speaker connector

Which of the following can be used to enter a transceiver's operating frequency?

1. AThe keypad or VFO knob
2. BThe CTCSS or DTMF encoder
3. CThe Automatic Frequency Control
4. DAll these choices are correct

A difference in which of the following causes electron flow?

1. AVoltage
2. BAmpere-hours
3. CCapacitance
4. DInductance

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

1. A10 dB
2. B12 dB
3. C18 dB
4. D28 dB

What is the abbreviation for kilohertz?

1. AkHz
2. Bkhz
3. CKHz
4. DKHZ

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 electrical component stores energy in a magnetic field?

1. AResistor
2. BCapacitor
3. CInductor
4. DDiode

What does the term gain mean in amplifiers?

1. AThe output signal voltage relative to the input signal voltage
2. BThe output signal current relative to the input signal current
3. CThe output signal power relative to the input signal power
4. DAll these choices are correct

What is component 4 in figure T-2?

1. AVariable inductor
2. BDouble-pole switch
3. CPotentiometer
4. DTransformer

Which of the following is a resonant or tuned circuit?

1. AAn inductor and a capacitor in series or parallel
2. BA linear voltage regulator
3. CA resistor circuit used for reducing standing wave ratio
4. DA circuit designed to provide high-fidelity audio

What is a transceiver?

1. AA device that combines a receiver and transmitter
2. BA device for matching feed line impedance to 50 ohms
3. CA device for automatically sending and decoding Morse code
4. DA device for converting receiver and transmitter frequencies to another band

What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

1. AThe receiver is unable to reject strong signals outside the AM or FM band
2. BThe microphone gain of the transmitter is turned up too high
3. CThe audio amplifier of the transmitter is overloaded
4. DThe deviation of an FM transmitter is set too low

Which of the following causes failure of coaxial cables?

1. AMoisture contamination
2. BSolder flux contamination
3. CRapid fluctuation in transmitter output power
4. DOperation at 100% duty cycle for an extended period

How is a voltmeter connected to a component to measure applied voltage?

1. AIn series
2. BIn parallel
3. CIn quadrature
4. DIn phase

Which sideband is normally used for 10-meter HF, VHF, and UHF single-sideband communications?

1. AUpper sideband
2. BLower sideband
3. CSuppressed sideband
4. DInverted sideband

Who is permitted to receive telemetry from an amateur radio satellite?

1. AAnyone
2. BOnly the satellite control operator
3. COnly the control operator or a licensed radio amateur who has received the encryption key from the control operator
4. DOnly a licensed radio amateur who has received the encryption key from AMSAT

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

1. AIRLP
2. BD-STAR
3. CDMR
4. DEchoLink

What is the role of ARQ in a transmission system?

1. AA special transmission format limited to video signals
2. BA system used to encrypt command signals to an amateur radio satellite
3. CAn error correction method in which the receiving station detects errors and sends a request for retransmission
4. DA method of compressing data using autonomous reiterative Q codes prior to final encoding

Which of the following increases the resonant frequency of a dipole antenna?

1. ALengthening it
2. BInserting coils in series with radiating wires
3. CShortening it
4. DAdding capacitive loading to the ends of the radiating wires

Which of the following connectors should be carefully taped for weather protection when used outdoors?

1. APL259
2. BBNC
3. CType N
4. DAll these choices are correct

What health hazard is posed by electrical current flowing through the body?

1. AIt may cause injury by heating body tissue
2. BIt may disrupt the electrical functions of cells
3. CIt may cause involuntary muscle contractions
4. DAll these choices are correct

What is the minimum safe distance from a power line to allow when installing an antenna?

1. AAdd the height of the antenna to the height of the power line and multiply by a factor of 1.5
2. BThe height of the power line above ground
3. C1/2 wavelength at the operating frequency
4. DEnough so that if the antenna falls, no part of it can come within 10 feet of the power wires

How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

1. AIt increases by a factor of 3
2. BIt decreases by 50 percent
3. CIt increases by a factor of 2
4. DThere is no adjustment allowed for lower duty cycle