Ham Technician License Practice Quiz


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

T0A02: How does current flowing through the body cause a health hazard?

By heating tissue
It disrupts the electrical functions of cells
It causes involuntary muscle contractions
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

T1A03: Which part of the FCC rules contains the rules and regulations governing the Amateur Radio Service?

Part 73
Part 95
Part 90
Part 97

T1B11: What emission modes are permitted in the mode-restricted sub-bands at 50.0 to 50.1 MHz and 144.0 to 144.1 MHz?

CW only
CW and RTTY
SSB only
CW and SSB

T1C10: How soon may you operate a transmitter on an amateur service frequency after you pass the examination required for your first amateur radio license?

Immediately
30 days after the test date
As soon as your name and call sign appear in the FCC's ULS database
You must wait until you receive your license in the mail from the FCC

T1D08: When may the control operator of an amateur station receive compensation for operating the station?

When engaging in communications on behalf of their employer
When the communication is incidental to classroom instruction at an educational institution
When re-broadcasting weather alerts during a RACES net
When notifying other amateur operators of the availability for sale or trade of apparatus

T1E08: What type of control is being used for a repeater when the control operator is not present at a control point?

Local control
Remote control
Automatic control
Unattended

T1F04: Which of the following is an acceptable language for use for station identification when operating in a phone sub-band?

Any language recognized by the United Nations
Any language recognized by the ITU
The English language
English, French, or Spanish

T2A01: What is the most common repeater frequency offset in the 2 meter band?

plus 500 kHz
plus or minus 600 kHz
minus 500 kHz
Only plus 600 kHz

T2B07: What should you do if you receive a report that your station's transmissions are causing splatter or interference on nearby frequencies?

Increase transmit power
Change mode of transmission
Report the interference to the equipment manufacturer
Check your transmitter for off-frequency operation or spurious emissions

T2C04: What do RACES and ARES have in common?

They represent the two largest ham clubs in the United States
Both organizations broadcast road and weather traffic information
Neither may handle emergency traffic supporting public service agencies
Both organizations may provide communications during emergencies

T3A09: Which of the following is a common effect of "skip" reflections between the Earth and the ionosphere?

The sidebands become reversed at each reflection
The polarization of the original signal is randomized
The apparent frequency of the received signal is shifted by a random amount
Signals at frequencies above 30 MHz become stronger with each reflection

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

T3C11: Why do VHF and UHF radio signals usually travel somewhat farther than the visual line of sight distance between two stations?

Radio signals move somewhat faster than the speed of light
Radio waves are not blocked by dust particles
The Earth seems less curved to radio waves than to light
Radio waves are blocked by dust particles

T4A06: Which of the following would be connected between a transceiver and computer in a packet radio station?

Transmatch
Mixer
Terminal node controller
Antenna

T4B11: Which of the following describes the common meaning of the term 'repeater offset'?

The distance between the repeater's transmit and receive antennas
The time delay before the repeater timer resets
The difference between the repeater's transmit and receive frequencies
The maximum frequency deviation permitted on the repeater's input signal

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

Copper
Glass
Aluminum
Mercury

T5B09: What is the approximate amount of change, measured in decibels (dB), of a power increase from 5 watts to 10 watts?

2 dB
3 dB
5 dB
10 dB

T5C05: What is the unit of frequency?

Hertz
Henry
Farad
Tesla

T5D09: What is the current flowing through a 24-ohm resistor connected across 240 volts?

24,000 amperes
0.1 amperes
10 amperes
216 amperes

T6A06: What type of electrical component stores energy in a magnetic field?

Resistor
Capacitor
Inductor
Diode

T6B12: What is the term that describes a transistor's ability to amplify a signal?

Gain
Forward resistance
Forward voltage drop
On resistance

T6C05: What is component 4 in figure T1?

Resistor
Transistor
Battery
Ground symbol

T6D05: What type of circuit controls the amount of voltage from a power supply?

Regulator
Oscillator
Filter
Phase inverter

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

T7B01: What can you do if you are told your FM handheld or mobile transceiver is over deviating?

Talk louder into the microphone
Let the transceiver cool off
Change to a higher power level
Talk farther away from the microphone

T7C03: What, in general terms, is standing wave ratio (SWR)?

A measure of how well a load is matched to a transmission line
The ratio of high to low impedance in a feedline
The transmitter efficiency ratio
An indication of the quality of your station's ground connection

T7D06: Which of the following might damage a multimeter?

Measuring a voltage too small for the chosen scale
Leaving the meter in the milliamps position overnight
Attempting to measure voltage when using the resistance setting
Not allowing it to warm up properly

T8A08: What is the approximate bandwidth of a single sideband voice signal?

1 kHz
3 kHz
6 kHz
15 kHz

T8B06: What can be used to determine the time period during which an amateur satellite or space station can be accessed?

A GPS receiver
A field strength meter
A telescope
A satellite tracking program

T8C07: What is the maximum power allowed when transmitting telecommand signals to radio controlled models?

500 milliwatts
1 watt
25 watts
1500 watts

T8D02: What does the term APRS mean?

Automatic Position Reporting System
Associated Public Radio Station
Auto Planning Radio Set-up
Advanced Polar Radio System

T9A09: What is the approximate length, in inches, of a 6 meter 1/2-wavelength wire dipole antenna?

6
50
112
236

T9B10: What electrical difference exists between the smaller RG-58 and larger RG-8 coaxial cables?

There is no significant difference between the two types
RG-58 cable has less loss at a given frequency
RG-8 cable has less loss at a given frequency
RG-58 cable can handle higher power levels