Technician Class Practice Test

Select the most correct answer for each question, then submit your practice test to check your score. This practice test randomly pulls one question from each topic in the Technician pool.

Good Luck!


T6D06:

What component is commonly used to change 120V AC house current to a lower AC voltage for other uses?

Variable capacitor
Transformer
Transistor
Diode

T5C05:

What is the unit of frequency?

Hertz
Henry
Farad
Tesla

T8C09:

How might you obtain a list of active nodes that use VoIP?

By subscribing to an on line service
From on line repeater lists maintained by the local repeater frequency coordinator
From a repeater directory
All of these choices are correct

T8B10:

What do the initials LEO tell you about an amateur satellite?

The satellite battery is in Low Energy Operation mode
The satellite is performing a Lunar Ejection Orbit maneuver
The satellite is in a Low Earth Orbit
The satellite uses Light Emitting Optics

T6B03:

Which of these components can be used as an electronic switch or amplifier?

Oscillator
Potentiometer
Transistor
Voltmeter

T7C04:

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

2 to 1
1 to 3
1 to 1
10 to 1

T8D12:

Which of the following best describes Broadband-Hamnet (TM), also referred to as a high-speed multi-media network?

An amateur-radio-based data network using commercial Wi-Fi gear with modified firmware
A wide-bandwidth digital voice mode employing DRM protocols
A satellite communications network using modified commercial satellite TV hardware
An internet linking protocol used to network repeaters

T7A03:

Which of the following is used to convert a radio signal from one frequency to another?

Phase splitter
Mixer
Inverter
Amplifier

T2C03:

What should be done when using voice modes to ensure that voice messages containing unusual words are received correctly?

Send the words by voice and Morse code
Speak very loudly into the microphone
Spell the words using a standard phonetic alphabet
All of these choices are correct

T1E10:

Which of the following is an example of remote control as defined in Part 97?

Repeater operation
Operating the station over the internet
Controlling a model aircraft, boat, or car by amateur radio
All of these choices are correct

T2B12:

Why are simplex channels designated in the VHF/UHF band plans?

So that stations within mutual communications range can communicate without tying up a repeater
For contest operation
For working DX only
So that stations with simple transmitters can access the repeater without automated offset

T5A06:

How much voltage does a mobile transceiver typically require?

About 12 volts
About 30 volts
About 120 volts
About 240 volts

T0A06:

What is a good way to guard against electrical shock at your station?

Use three-wire cords and plugs for all AC powered equipment
Connect all AC powered station equipment to a common safety ground
Use a circuit protected by a ground-fault interrupter
All of these choices are correct

T4B03:

What is the purpose of the squelch control on a transceiver?

To set the highest level of volume desired
To set the transmitter power level
To adjust the automatic gain control
To mute receiver output noise when no signal is being received

T1B06:

On which HF bands does a Technician class operator have phone privileges?

None
10 meter band only
80 meter, 40 meter, 15 meter and 10 meter bands
30 meter band only

T4A10:

What is the source of a high-pitched whine that varies with engine speed in a mobile transceiver's receive audio?

The ignition system
The alternator
The electric fuel pump
Anti-lock braking system controllers

T9B06:

Which of the following connectors is most suitable for frequencies above 400 MHz?

A UHF (PL-259/SO-239) connector
A Type N connector
An RS-213 connector
A DB-25 connector

T9A07:

What is a disadvantage of using a handheld VHF transceiver, with its integral antenna, inside a vehicle?

Signals might not propagate well due to the shielding effect of the vehicle
It might cause the transceiver to overheat
The SWR might decrease, decreasing the signal strength
All of these choices are correct

T2A11:

What term describes an amateur station that is transmitting and receiving on the same frequency?

Full duplex
Diplex
Simplex
Multiplex

T3B11:

What is the approximate velocity of a radio wave as it travels through free space?

150,000 kilometers per second
300,000,000 meters per second
300,000,000 miles per hour
150,000 miles per hour

T6C06:

What is component 6 in figure T2?

Resistor
Capacitor
Regulator IC
Transistor
Circuit Diagram

T1A03:

What are the FCC rules regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

It is required when transmitting emergency messages
It is prohibited
It is required when in contact with foreign stations
It is encouraged

T8A05:

Which of the following types of emission has the narrowest bandwidth?

FM voice
SSB voice
CW
Slow-scan TV

T6A06:

What type of electrical component stores energy in a magnetic field?

Resistor
Capacitor
Inductor
Diode

T5B10:

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

-1 dB
-3 dB
-6 dB
-9 dB

T7D01:

Which instrument would you use to measure electric potential or electromotive force?

An ammeter
A voltmeter
A wavemeter
An ohmmeter

T0C10:

Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?

It affects the average exposure of people to radiation
It affects the peak exposure of people to radiation
It takes into account the antenna feed line loss
It takes into account the thermal effects of the final amplifier

T7B11:

What is a symptom of RF feedback in a transmitter or transceiver?

Excessive SWR at the antenna connection
The transmitter will not stay on the desired frequency
Reports of garbled, distorted, or unintelligible voice transmissions
Frequent blowing of power supply fuses

T3C10:

Which of the following bands may provide long distance communications during the peak of the sunspot cycle?

6 or 10 meter bands
23 centimeter band
70 centimeter or 1.25 meter bands
All of these choices are correct

T1D01:

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

Any country whose administration has notified the International Telecommunications Union (ITU) that it objects to such communications
Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
Any country engaged in hostilities with another country
Any country in violation of the War Powers Act of 1934

T5D10:

What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

1 volt
0.25 volts
2.5 volts
1.5 volts

T1F11:

Which of the following is a requirement for the issuance of a club station license grant?

The trustee must have an Amateur Extra class operator license grant
The club must have at least four members
The club must be registered with the American Radio Relay League
All of these choices are correct

T1C08:

What is the normal term for an FCC-issued primary station/operator amateur radio license grant?

Five years
Life
Ten years
Twenty years

T3A13:

What weather condition would decrease range at microwave frequencies?

High winds
Low barometric pressure
Precipitation
Colder temperatures

T0B05:

What is the purpose of a gin pole?

To temporarily replace guy wires
To be used in place of a safety harness
To lift tower sections or antennas
To provide a temporary ground