CallSign.co - Amateur Radio on the Web

FCC Question ID

T1E01

When is an amateur station permitted to transmit without a control operator?

Choose A

When using automatic control, such as in the case of a repeater

Choose B

When the station licensee is away and another licensed amateur is using the station

Choose C

When the transmitting station is an auxiliary station

Choose D

Never

T1A11

When is willful interference to other amateur radio stations permitted?

Choose A

To stop another amateur station which is breaking the FCC rules

Choose B

At no time

Choose C

When making short test transmissions

Choose D

At any time, stations in the Amateur Radio Service are not protected from willful interference

T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Choose A

Any country whose administration has notified the International Telecommunications Union (ITU) that it objects to such communications

Choose B

Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications

Choose C

Any country engaged in hostilities with another country

Choose D

Any country in violation of the War Powers Act of 1934

T1A05

What is proof of possession of an FCC-issued operator/primary license grant?

Choose A

A printed operator/primary station license issued by the FCC must be displayed at the transmitter site

Choose B

The control operator must have an operator/primary station license in his or her possession when in control of a transmitter

Choose C

The control operator's operator/primary station license must appear in the FCC ULS consolidated licensee database

Choose D

All of these choices are correct

T1B11

What is the maximum peak envelope power output for Technician class operators using their assigned portions of the HF bands?

Choose A

200 watts

Choose B

100 watts

Choose C

50 watts

Choose D

10 watts

T1C01

For which license classes are new licenses currently available from the FCC?

Choose A

Novice, Technician, General, Advanced

Choose B

Technician, Technician Plus, General, Advanced

Choose C

Novice, Technician Plus, General, Advanced

Choose D

Technician, General, Amateur Extra

T2A10

What is a band plan, beyond the privileges established by the FCC?

Choose A

A voluntary guideline for using different modes or activities within an amateur band

Choose B

A mandated list of operating schedules

Choose C

A list of scheduled net frequencies

Choose D

A plan devised by a club to indicate frequency band usage

T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

Choose A

Common courtesy should prevail, but no one has absolute right to an amateur frequency

Choose B

Whoever has the strongest signal has priority on the frequency

Choose C

Whoever has been on the frequency the longest has priority on the frequency

Choose D

The station that has the weakest signal has priority on the frequency

T2C02

What is meant by the term "NCS" used in net operation?

Choose A

Nominal Control System

Choose B

Net Control Station

Choose C

National Communications Standard

Choose D

Normal Communications Syntax

T3A08

Which of the following is a likely cause of irregular fading of signals received by ionospheric reflection?

Choose A

Frequency shift due to Faraday rotation

Choose B

Interference from thunderstorms

Choose C

Random combining of signals arriving via different paths

Choose D

Intermodulation distortion

T3B01

What is the name for the distance a radio wave travels during one complete cycle?

Choose A

Wave speed

Choose B

Waveform

Choose C

Wavelength

Choose D

Wave spread

T3C11

Why do VHF and UHF radio signals usually travel somewhat farther than the visual line of sight distance between two stations?

Choose A

Radio signals move somewhat faster than the speed of light

Choose B

Radio waves are not blocked by dust particles

Choose C

The Earth seems less curved to radio waves than to light

Choose D

Radio waves are blocked by dust particles

T4A02

How might a computer be used as part of an amateur radio station?

Choose A

For logging contacts and contact information

Choose B

For sending and/or receiving CW

Choose C

For generating and decoding digital signals

Choose D

All of these choices are correct

T4B06

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

Choose A

The AGC or limiter

Choose B

The bandwidth selection

Choose C

The tone squelch

Choose D

The receiver RIT or clarifier

T5A10

Which term describes the rate at which electrical energy is used?

Choose A

Resistance

Choose B

Current

Choose C

Power

Choose D

Voltage

T5B10

What is the approximate amount of change, measured in decibels (dB), of a power decrease from 12 watts to 3 watts?

Choose A

-1 dB

Choose B

-3 dB

Choose C

-6 dB

Choose D

-9 dB

T5C13

What is a unit of impedance?

Choose A

Volts

Choose B

Amperes

Choose C

Coulombs

Choose D

Ohms

T5D16

What is the voltage across each of two components in parallel with a voltage source?

Choose A

It is determined by the type and value of the components

Choose B

Half the source voltage

Choose C

Twice the source voltage

Choose D

The same voltage as the source

T6A09

What electrical component is used to protect other circuit components from current overloads?

Choose A

Fuse

Choose B

Capacitor

Choose C

Inductor

Choose D

All of these choices are correct

T6B01

What class of electronic components uses a voltage or current signal to control current flow?

Choose A

Capacitors

Choose B

Inductors

Choose C

Resistors

Choose D

Transistors

T6C04

What is component 3 in figure T1?

Choose A

Resistor

Choose B

Transistor

Choose C

Lamp

Choose D

Ground symbol

T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Choose A

Transducer

Choose B

Multi-pole relay

Choose C

Integrated circuit

Choose D

Transformer

T7A01

Which term describes the ability of a receiver to detect the presence of a signal?

Choose A

Linearity

Choose B

Sensitivity

Choose C

Selectivity

Choose D

Total Harmonic Distortion

T7B03

Which of the following can cause radio frequency interference?

Choose A

Fundamental overload

Choose B

Harmonics

Choose C

Spurious emissions

Choose D

All of these choices are correct

T7C12

What does a dummy load consist of?

Choose A

A high-gain amplifier and a TR switch

Choose B

A non-inductive resistor and a heat sink

Choose C

A low-voltage power supply and a DC relay

Choose D

A 50 ohm reactance used to terminate a transmission line

T7D05

What instrument is used to measure resistance?

Choose A

An oscilloscope

Choose B

A spectrum analyzer

Choose C

A noise bridge

Choose D

An ohmmeter

T8A08

What is the approximate bandwidth of a single sideband (SSB) voice signal?

Choose A

1 kHz

Choose B

3 kHz

Choose C

6 kHz

Choose D

15 kHz

T8B06

Which of the following are inputs to a satellite tracking program?

Choose A

The weight of the satellite

Choose B

The Keplerian elements

Choose C

The last observed time of zero Doppler shift

Choose D

All of these choices are correct

T8C10

What must be done before you may use the EchoLink system to communicate using a repeater?

Choose A

You must complete the required EchoLink training

Choose B

You must have purchased a license to use the EchoLink software

Choose C

You must be sponsored by a current EchoLink user

Choose D

You must register your call sign and provide proof of license

T8D06

What does the abbreviation "PSK" mean?

Choose A

Pulse Shift Keying

Choose B

Phase Shift Keying

Choose C

Packet Short Keying

Choose D

Phased Slide Keying

T9A03

Which of the following describes a simple dipole oriented parallel to the Earth's surface?

Choose A

A ground-wave antenna

Choose B

A horizontally polarized antenna

Choose C

A rhombic antenna

Choose D

A vertically polarized antenna

T9B03

Why is coaxial cable the most common feed line selected for amateur radio antenna systems?

Choose A

It is easy to use and requires few special installation considerations

Choose B

It has less loss than any other type of feed line

Choose C

It can handle more power than any other type of feed line

Choose D

It is less expensive than any other type of feed line

T0A08

What safety equipment should always be included in home-built equipment that is powered from 120V AC power circuits?

Choose A

A fuse or circuit breaker in series with the AC hot conductor

Choose B

An AC voltmeter across the incoming power source

Choose C

An inductor in parallel with the AC power source

Choose D

A capacitor in series with the AC power source

T0B10

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

Choose A

Only non-insulated wire must be used

Choose B

Wires must be carefully routed with precise right-angle bends

Choose C

Sharp bends must be avoided

Choose D

Common grounds must be avoided

T0C03

What is the maximum power level that an amateur radio station may use at VHF frequencies before an RF exposure evaluation is required?

Choose A

1500 watts PEP transmitter output

Choose B

1 watt forward power

Choose C

50 watts PEP at the antenna

Choose D

50 watts PEP reflected power