CallSign.co - Amateur Radio on the Web

FCC Question ID

G1A07

Which of the following frequencies is within the General class portion of the 20-meter phone band?

Choose A

14005 kHz

Choose B

14105 kHz

Choose C

14305 kHz

Choose D

14405 kHz

G1B02

With which of the following conditions must beacon stations comply?

Choose A

A beacon station may not use automatic control

Choose B

The frequency must be coordinated with the National Beacon Organization

Choose C

The frequency must be posted on the internet or published in a national periodical

Choose D

There must be no more than one beacon signal transmitting in the same band from the same station location

G1C12

Which of the following is required by the FCC rules when operating in the 60-meter band?

Choose A

If you are using an antenna other than a dipole, you must keep a record of the gain of your antenna

Choose B

You must keep a record of the date, time, frequency, power level, and stations worked

Choose C

You must keep a record of all third-party traffic

Choose D

You must keep a record of the manufacturer of your equipment and the antenna used

G1D06

When must you add the special identifier "AG" after your call sign if you are a Technician class licensee and have a Certificate of Successful Completion of Examination (CSCE) for General class operator privileges, but the FCC has not yet posted your upgrade on its website?

Choose A

Whenever you operate using General class frequency privileges

Choose B

Whenever you operate on any amateur frequency

Choose C

Whenever you operate using Technician frequency privileges

Choose D

A special identifier is not required if your General class license application has been filed with the FCC

G1E06

The frequency allocations of which ITU region apply to radio amateurs operating in North and South America?

Choose A

Region 4

Choose B

Region 3

Choose C

Region 2

Choose D

Region 1

G2A02

Which of the following modes is most commonly used for voice communications on the 160-meter, 75-meter, and 40-meter bands?

Choose A

Upper sideband

Choose B

Lower sideband

Choose C

Vestigial sideband

Choose D

Double sideband

G2B01

Which of the following is true concerning access to frequencies?

Choose A

Nets always have priority

Choose B

QSOs in progress always have priority

Choose C

Except during emergencies, no amateur station has priority access to any frequency

Choose D

Contest operations must always yield to non-contest use of frequencies

G2C09

What does the Q signal “QSL” mean?

Choose A

Send slower

Choose B

We have already confirmed by card

Choose C

I acknowledge receipt

Choose D

We have worked before

G2D01

What is the Volunteer Monitoring Program?

Choose A

Amateur volunteers who are formally enlisted to monitor the airwaves for rules violations

Choose B

Amateur volunteers who conduct amateur licensing examinations

Choose C

Amateur volunteers who conduct frequency coordination for amateur VHF repeaters

Choose D

Amateur volunteers who use their station equipment to help civil defense organizations in times of emergency

G2E05

What is the standard sideband used to generate a JT65, JT9, or FT8 digital signal when using AFSK in any amateur band?

Choose A

LSB

Choose B

USB

Choose C

DSB

Choose D

SSB

G3A01

What is the significance of the sunspot number with regard to HF propagation?

Choose A

Higher sunspot numbers generally indicate a greater probability of good propagation at higher frequencies

Choose B

Lower sunspot numbers generally indicate greater probability of sporadic E propagation

Choose C

A zero sunspot number indicates that radio propagation is not possible on any band

Choose D

A zero sunspot number indicates undisturbed conditions

G3B02

What factors affect the MUF?

Choose A

Path distance and location

Choose B

Time of day and season

Choose C

Solar radiation and ionospheric disturbances

Choose D

All these choices are correct

G3C06

What is a characteristic of HF scatter?

Choose A

Phone signals have high intelligibility

Choose B

Signals have a fluttering sound

Choose C

There are very large, sudden swings in signal strength

Choose D

Scatter propagation occurs only at night

G4A02

What is one advantage of selecting the opposite, or “reverse,” sideband when receiving CW signals on a typical HF transceiver?

Choose A

Interference from impulse noise will be eliminated

Choose B

More stations can be accommodated within a given signal passband

Choose C

It may be possible to reduce or eliminate interference from other signals

Choose D

Accidental out-of-band operation can be prevented

G4B13

What is a use for an antenna analyzer other than measuring the SWR of an antenna system?

Choose A

Measuring the front-to-back ratio of an antenna

Choose B

Measuring the turns ratio of a power transformer

Choose C

Determining the impedance of coaxial cable

Choose D

Determining the gain of a directional antenna

G4C09

How can a ground loop be avoided?

Choose A

Connect all ground conductors in series

Choose B

Connect the AC neutral conductor to the ground wire

Choose C

Avoid using lock washers and star washers when making ground connections

Choose D

Connect all ground conductors to a single point

G4D07

How much must the power output of a transmitter be raised to change the S meter reading on a distant receiver from S8 to S9?

Choose A

Approximately 1.5 times

Choose B

Approximately 2 times

Choose C

Approximately 4 times

Choose D

Approximately 8 times

G4E01

What is the purpose of a capacitance hat on a mobile antenna?

Choose A

To increase the power handling capacity of a whip antenna

Choose B

To allow automatic band changing

Choose C

To electrically lengthen a physically short antenna

Choose D

To allow remote tuning

G5A08

What is one reason to use an impedance matching transformer?

Choose A

To minimize transmitter power output

Choose B

To maximize the transfer of power

Choose C

To reduce power supply ripple

Choose D

To minimize radiation resistance

G5B08

What is the peak-to-peak voltage of a sine wave with an RMS voltage of 120.0 volts?

Choose A

84.8 volts

Choose B

169.7 volts

Choose C

240.0 volts

Choose D

339.4 volts

G5C10

What is the inductance of three 10 millihenry inductors connected in parallel?

Choose A

0.30 henries

Choose B

3.3 henries

Choose C

3.3 millihenries

Choose D

30 millihenries

G6A05

What is the approximate junction threshold voltage of a conventional silicon diode?

Choose A

0.1 volt

Choose B

0.3 volts

Choose C

0.7 volts

Choose D

1.0 volts

G6B11

What is a type SMA connector?

Choose A

A large bayonet connector usable at power levels more than 1 KW

Choose B

A small threaded connector suitable for signals up to several GHz

Choose C

A connector designed for serial multiple access signals

Choose D

A type of push-on connector intended for high-voltage applications

G7A02

Which of the following components are used in a power supply filter network?

Choose A

Diodes

Choose B

Transformers and transducers

Choose C

Quartz crystals

Choose D

Capacitors and inductors

G7B06

What is a shift register?

Choose A

A clocked array of circuits that passes data in steps along the array

Choose B

An array of operational amplifiers used for tri-state arithmetic operations

Choose C

A digital mixer

Choose D

An analog mixer

G7C05

Which of the following is an advantage of a direct digital synthesizer (DDS)?

Choose A

Wide tuning range and no need for band switching

Choose B

Relatively high-power output

Choose C

Relatively low power consumption

Choose D

Variable frequency with the stability of a crystal oscillator

G8A01

How is an FSK signal generated?

Choose A

By keying an FM transmitter with a sub-audible tone

Choose B

By changing an oscillator’s frequency directly with a digital control signal

Choose C

By using a transceiver’s computer data interface protocol to change frequencies

Choose D

By reconfiguring the CW keying input to act as a tone generator

G8B06

What is the total bandwidth of an FM phone transmission having 5 kHz deviation and 3 kHz modulating frequency?

Choose A

3 kHz

Choose B

5 kHz

Choose C

8 kHz

Choose D

16 kHz

G9A12

What is the interaction between high standing wave ratio (SWR) and transmission line loss?

Choose A

There is no interaction between transmission line loss and SWR

Choose B

If a transmission line is lossy, high SWR will increase the loss

Choose C

High SWR makes it difficult to measure transmission line loss

Choose D

High SWR reduces the relative effect of transmission line loss

G9B02

Which of the following is a common way to adjust the feed-point impedance of a quarter wave ground-plane vertical antenna to be approximately 50 ohms?

Choose A

Slope the radials upward

Choose B

Slope the radials downward

Choose C

Lengthen the radials

Choose D

Shorten the radials

G9C06

What configuration of the loops of a two-element quad antenna must be used for the antenna to operate as a beam antenna, assuming one of the elements is used as a reflector?

Choose A

The driven element must be fed with a balun transformer

Choose B

There must be an open circuit in the driven element at the point opposite the feed point

Choose C

The reflector element must be approximately 5 percent shorter than the driven element

Choose D

The reflector element must be approximately 5 percent longer than the driven element

G9D07

Which of the following describes a log periodic antenna?

Choose A

Element length and spacing vary logarithmically along the boom

Choose B

Impedance varies periodically as a function of frequency

Choose C

Gain varies logarithmically as a function of frequency

Choose D

SWR varies periodically as a function of boom length

G0A10

What is one thing that can be done if evaluation shows that a neighbor might receive more than the allowable limit of RF exposure from the main lobe of a directional antenna?

Choose A

Change to a non-polarized antenna with higher gain

Choose B

Post a warning sign that is clearly visible to the neighbor

Choose C

Use an antenna with a higher front-to-back ratio

Choose D

Take precautions to ensure that the antenna cannot be pointed in their direction

G0B12

What is the purpose of a power supply interlock?

Choose A

To prevent unauthorized changes to the circuit that would void the manufacturer’s warranty

Choose B

To shut down the unit if it becomes too hot

Choose C

To ensure that dangerous voltages are removed if the cabinet is opened

Choose D

To shut off the power supply if too much voltage is produced