Ham Technician License Practice Quiz


• Percentage: 0%; Correct: 0; Total: 0 of 35

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

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

T0C04: What factors affect the RF exposure of people near an amateur station antenna?

Frequency and power level of the RF field
Distance from the antenna to a person
Radiation pattern of the antenna
All of these choices are correct

T1A07: What is the FCC Part 97 definition of telemetry?

An information bulletin issued by the FCC
A one-way transmission to initiate, modify or terminate functions of a device at a distance
A one-way transmission of measurements at a distance from the measuring instrument
An information bulletin from a VEC

T1B05: Which 70 cm frequency is authorized to a Technician Class license holder operating in ITU Region 2?

53.350 MHz
146.520 MHz
443.350 MHz
222.520 MHz

T1C04: When are you allowed to operate your amateur station in a foreign country?

When the foreign country authorizes it
When there is a mutual agreement allowing third party communications
When authorization permits amateur communications in a foreign language
When you are communicating with non-licensed individuals in another country

T1D02: On which of the following occasions may an FCC-licensed amateur station exchange messages with a U.S. military station?

During an Armed Forces Day Communications Test
During a Memorial Day Celebration
During an Independence Day celebration
During a propagation test

T1E07: When the control operator is not the station licensee, who is responsible for the proper operation of the station?

All licensed amateurs who are present at the operation
Only the station licensee
Only the control operator
The control operator and the station licensee are equally responsible

T1F08: When may a Technician Class licensee be the control operator of a station operating in an exclusive Extra Class operator segment of the amateur bands?

Never
On Armed Forces Day
As part of a multi-operator contest team
When using a club station whose trustee is an Extra Class operator licensee

T2A04: What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Say "break, break" then say the station's call sign
Say the station's call sign then identify with your call sign
Say "CQ" three times then the other station's call sign
Wait for the station to call "CQ" then answer it

T2B11: What is the "Q" signal used to indicate that you are changing frequency?

QRU
QSY
QSL
QRZ

T2C08: What is usually considered to be the most important job of an amateur operator when handling emergency traffic messages?

Passing messages exactly as written, spoken or as received
Estimating the number of people affected by the disaster
Communicating messages to the news media for broadcast outside the disaster area
Broadcasting emergency information to the general public

T3A08: What is the cause of irregular fading of signals from distant stations during times of generally good reception?

Absorption of signals by the "D" layer of the ionosphere
Absorption of signals by the "E" layer of the ionosphere
Random combining of signals arriving via different path lengths
Intermodulation distortion in the local receiver

T3B11: What is the approximate velocity of a radio wave as it travels through free space?

3000 kilometers per second
300,000,000 meters per second
300,000 miles per hour
186,000 miles per hour

T3C06: What mode is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Tropospheric scatter
D layer refraction
F2 layer refraction
Faraday rotation

T4A05: What type of filter should be connected to a TV receiver as the first step in trying to prevent RF overload from a nearby 2 meter transmitter?

Low-pass filter
High-pass filter
Band-pass filter
Band-reject filter

T4B06: Which of the following controls could be used if the voice pitch of a single-sideband signal seems too high or low?

The AGC or limiter
The bandwidth selection
The tone squelch
The receiver RIT or clarifier

T5A08: Which of the following is a good electrical insulator?

Copper
Glass
Aluminum
Mercury

T5B06: If an ammeter calibrated in amperes is used to measure a 3000-milliampere current, what reading would it show?

0.003 amperes
0.3 amperes
3 amperes
3,000,000 amperes

T5C06: What is the abbreviation that refers to radio frequency signals of all types?

AF
HF
RF
VHF

T5D08: What is the current flowing through a 100-ohm resistor connected across 200 volts?

20,000 amperes
0.5 amperes
2 amperes
100 amperes

T6A07: What electrical component is usually composed of a coil of wire?

Switch
Capacitor
Diode
Inductor

T6B11: Which semiconductor component has a gate electrode?

Bipolar transistor
Field effect transistor
Silicon diode
Bridge rectifier

T6C05: What is component 4 in figure T1?

Resistor
Transistor
Battery
Ground symbol

T6D08: Which of the following is used together with an inductor to make a tuned circuit?

Resistor
Zener diode
Potentiometer
Capacitor

T7A03: What is the function of a mixer in a superheterodyne receiver?

To reject signals outside of the desired passband
To combine signals from several stations together
To shift the incoming signal to an intermediate frequency
To connect the receiver with an auxiliary device, such as a TNC

T7B10: What might be the problem if you receive a report that your audio signal through the repeater is distorted or unintelligible?

Your transmitter may be slightly off frequency
Your batteries may be running low
You could be in a bad location
All of these choices are correct

T7C11: What is a disadvantage of "air core" coaxial cable when compared to foam or solid dielectric types?

It has more loss per foot
It cannot be used for VHF or UHF antennas
It requires special techniques to prevent water absorption
It cannot be used at below freezing temperatures

T7D02: What is the correct way to connect a voltmeter to a circuit?

In series with the circuit
In parallel with the circuit
In quadrature with the circuit
In phase with the circuit

T8A05: Which of the following types of emission has the narrowest bandwidth?

FM voice
SSB voice
CW
Slow-scan TV

T8B07: With regard to satellite communications, what is Doppler shift?

A change in the satellite orbit
A mode where the satellite receives signals on one band and transmits on another
An observed change in signal frequency caused by relative motion between the satellite and the earth station
A special digital communications mode for some satellites

T8C04: Which of the following is good procedure when contacting another station in a radio contest?

Be sure to sign only the last two letters of your call if there is a pileup calling the station
Work the station twice to be sure that you are in his log
Send only the minimum information needed for proper identification and the contest exchange
All of these choices are correct

T8D04: What type of transmission is indicated by the term NTSC?

A Normal Transmission mode in Static Circuit
A special mode for earth satellite uplink
An analog fast scan color TV signal
A frame compression scheme for TV signals

T9A06: What type of antennas are the quad, Yagi, and dish?

Non-resonant antennas
Loop antennas
Directional antennas
Isotropic antennas

T9B09: What might cause erratic changes in SWR readings?

The transmitter is being modulated
A loose connection in an antenna or a feedline
The transmitter is being over-modulated
Interference from other stations is distorting your signal