FCC Question ID
G1A02
On which of the following bands is phone operation prohibited?
G1B01
What is the maximum height above ground to which an antenna structure may be erected without requiring notification to the FAA and registration with the FCC, provided it is not at or near a public use airport?
G1C01
What is the maximum transmitting power an amateur station may use on 10.140 MHz?
200 watts PEP output
1000 watts PEP output
1500 watts PEP output
2000 watts PEP output
G1D09
How long is a Certificate of Successful Completion of Examination (CSCE) valid for exam element credit?
30 days
180 days
365 days
For as long as your current license is valid
G1E05
What types of messages for a third party in another country may be transmitted by an amateur station?
Any message, as long as the amateur operator is not paid
Only messages for other licensed amateurs
Only messages relating to Amateur Radio or remarks of a personal character, or messages relating to emergencies or disaster relief
Any messages, as long as the text of the message is recorded in the station log
G2A04
Which mode is most commonly used for voice communications on the 17-meter and 12-meter bands?
Upper sideband
Lower sideband
Vestigial sideband
Double sideband
G2B02
What is the first thing you should do if you are communicating with another amateur station and hear a station in distress break in?
Continue your communication because you were on the frequency first
Acknowledge the station in distress and determine what assistance may be needed
Change to a different frequency
Immediately cease all transmissions
G2C11
What does the Q signal “QRV” mean?
You are sending too fast
There is interference on the frequency
I am quitting for the day
I am ready to receive messages
G2D02
Which of the following are objectives of the Volunteer Monitoring Program?
To conduct efficient and orderly amateur licensing examinations
To encourage amateur radio operators to self-regulate and comply with the rules
To coordinate repeaters for efficient and orderly spectrum usage
To provide emergency and public safety communications
G2E02
How can a PACTOR modem or controller be used to determine if the channel is in use by other PACTOR stations?
Unplug the data connector temporarily and see if the channel-busy indication is turned off
Put the modem or controller in a mode which allows monitoring communications without a connection
Transmit UI packets several times and wait to see if there is a response from another PACTOR station
Send the message, ”Is this frequency in use?”
G3A05
What is the solar flux index?
A measure of the highest frequency that is useful for ionospheric propagation between two points on Earth
A count of sunspots that is adjusted for solar emissions
Another name for the American sunspot number
A measure of solar radiation at 10.7 centimeters wavelength
G3B05
What usually happens to radio waves with frequencies below the MUF and above the LUF when they are sent into the ionosphere?
They are bent back to Earth
They pass through the ionosphere
They are amplified by interaction with the ionosphere
They are bent and trapped in the ionosphere to circle Earth
G3C10
What is Near Vertical Incidence Skywave (NVIS) propagation?
Propagation near the MUF
Short distance MF or HF propagation using high elevation angles
Long path HF propagation at sunrise and sunset
Double hop propagation near the LUF
G4A01
What is the purpose of the “notch filter” found on many HF transceivers?
To restrict the transmitter voice bandwidth
To reduce interference from carriers in the receiver passband
To eliminate receiver interference from impulse noise sources
To enhance the reception of a specific frequency on a crowded band
G4B11
Which of the following must be connected to an antenna analyzer when it is being used for SWR measurements?
Receiver
Transmitter
Antenna and feed line
All these choices are correct
G4C03
What sound is heard from an audio device or telephone if there is interference from a nearby single sideband phone transmitter?
A steady hum whenever the transmitter is on the air
On-and-off humming or clicking
Distorted speech
Clearly audible speech
G4D08
What frequency range is occupied by a 3 kHz LSB signal when the displayed carrier frequency is set to 7.178 MHz?
7.178 to 7.181 MHz
7.178 to 7.184 MHz
7.175 to 7.178 MHz
7.1765 to 7.1795 MHz
G4E10
What is the reason that a series diode is connected between a solar panel and a storage battery that is being charged by the panel?
The diode serves to regulate the charging voltage to prevent overcharge
The diode prevents self-discharge of the battery through the panel during times of low or no illumination
The diode limits the current flowing from the panel to a safe value
The diode greatly increases the efficiency during times of high illumination
G5A08
What is one reason to use an impedance matching transformer?
To minimize transmitter power output
To maximize the transfer of power
To reduce power supply ripple
To minimize radiation resistance
G5B14
What is the output PEP from a transmitter if an oscilloscope measures 500 volts peak-to-peak across a 50 ohm resistive load connected to the transmitter output?
G5C09
What is the capacitance of three 100 microfarad capacitors connected in series?
0.30 microfarads
0.33 microfarads
33.3 microfarads
300 microfarads
G6A03
What is the approximate junction threshold voltage of a germanium diode?
G6B04
What is meant by the term ROM?
Resistor Operated Memory
Read Only Memory
Random Operational Memory
Resistant to Overload Memory
G7A06
What portion of the AC cycle is converted to DC by a full-wave rectifier?
G7B05
How many states does a 3-bit binary counter have?
G7C06
What should be the impedance of a low-pass filter as compared to the impedance of the transmission line into which it is inserted?
Substantially higher
About the same
Substantially lower
Twice the transmission line impedance
G8A03
What is the name of the process that changes the instantaneous frequency of an RF wave to convey information?
Frequency convolution
Frequency transformation
Frequency conversion
Frequency modulation
G8B01
Which mixer input is varied or tuned to convert signals of different frequencies to an intermediate frequency (IF)?
Image frequency
Local oscillator
RF input
Beat frequency oscillator
G9A09
What standing wave ratio will result when connecting a 50 ohm feed line to a non-reactive load having 200 ohm impedance?
G9B09
Which of the following is an advantage of a horizontally polarized as compared to a vertically polarized HF antenna?
Lower ground reflection losses
Lower feed-point impedance
Shorter radials
Lower radiation resistance
G9C01
Which of the following would increase the bandwidth of a Yagi antenna?
Larger-diameter elements
Closer element spacing
Loading coils in series with the element
Tapered-diameter elements
G9D04
What is the primary purpose of antenna traps?
To permit multiband operation
To notch spurious frequencies
To provide balanced feed-point impedance
To prevent out-of-band operation
G0A07
What effect does transmitter duty cycle have when evaluating RF exposure?
A lower transmitter duty cycle permits greater short-term exposure levels
A higher transmitter duty cycle permits greater short-term exposure levels
Low duty cycle transmitters are exempt from RF exposure evaluation requirements
High duty cycle transmitters are exempt from RF exposure requirements
G0B12
What is the purpose of a power supply interlock?
To prevent unauthorized changes to the circuit that would void the manufacturer’s warranty
To shut down the unit if it becomes too hot
To ensure that dangerous voltages are removed if the cabinet is opened
To shut off the power supply if too much voltage is produced