Ham Technician License Practice Quiz
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T0A09: What kind of hazard is presented by a conventional 12-volt storage battery?
It emits ozone which can be harmful to the atmosphere
Shock hazard due to high voltage
Explosive gas can collect if not properly vented
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
T0C03: What is the maximum power level that an amateur radio station may use at VHF frequencies before an RF exposure evaluation is required?
1500 watts PEP transmitter output
1 watt forward power
50 watts PEP at the antenna
50 watts PEP reflected power
T1A10: What is the FCC Part 97 definition of an amateur station?
A station in an Amateur Radio Service consisting of the apparatus necessary for carrying on radio communications
A building where Amateur Radio receivers, transmitters, and RF power amplifiers are installed
Any radio station operated by a non-professional
Any radio station for hobby use
T1B08: What do the FCC rules mean when an amateur frequency band is said to be available on a secondary basis?
Secondary users of a frequency have equal rights to operate
Amateurs are only allowed to use the frequency at night
Amateurs may not cause harmful interference to primary users
Secondary users are not allowed on amateur bands
T1C09: What is the grace period following the expiration of an amateur license within which the license may be renewed?
Two years
Three years
Five years
Ten years
T1D10: What is the meaning of the term broadcasting in the FCC rules for the amateur services?
Two-way transmissions by amateur stations
Transmission of music
Transmission of messages directed only to amateur operators
Transmissions intended for reception by the general public
T1E11: Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?
The station custodian
The third party participant
The person operating the station equipment
The station licensee
T1F05: What method of call sign identification is required for a station transmitting phone signals?
Send the call sign followed by the indicator RPT
Send the call sign using CW or phone emission
Send the call sign followed by the indicator R
Send the call sign using only phone emission
T2A05: What should you transmit when responding to a call of CQ?
CQ followed by the other station's call sign
Your call sign followed by the other station's call sign
The other station's call sign followed by your call sign
A signal report followed by your call sign
T2B09: Which of the following methods is encouraged by the FCC when identifying your station when using phone?
Use of a phonetic alphabet
Send your call sign in CW as well as voice
Repeat your call sign three times
Increase your signal to full power when identifying
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
T3B04: How fast does a radio wave travel through free space?
At the speed of light
At the speed of sound
Its speed is inversely proportional to its wavelength
Its speed increases as the frequency increases
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
T4A04: Where must a filter be installed to reduce harmonic emissions?
Between the transmitter and the antenna
Between the receiver and the transmitter
At the station power supply
At the microphone
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
T5A04: What is the name for a current that flows only in one direction?
Alternating current
Direct current
Normal current
Smooth current
T5B11: What is the approximate amount of change, measured in decibels (dB), of a power increase from 20 watts to 200 watts?
10 dB
12 dB
18 dB
28 dB
T5C07: What is a usual name for electromagnetic waves that travel through space?
Gravity waves
Sound waves
Radio waves
Pressure waves
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
T6A11: Which battery type is not rechargeable?
Nickel-cadmium
Carbon-zinc
Lead-acid
Lithium-ion
T6B02: What electronic component allows current to flow in only one direction?
Resistor
Fuse
Diode
Driven Element
T6C06: What is component 6 in figure T2?
Resistor
Capacitor
Regulator IC
Transistor
T6D01: Which of the following devices or circuits changes an alternating current into a varying direct current signal?
Transformer
Rectifier
Amplifier
Reflector
T7A01: What is the function of a product detector?
Detect phase modulated signals
Demodulate FM signals
Detect CW and SSB signals
Combine speech and RF signals
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 transmissions
Frequent blowing of power supply fuses
T7C07: What happens to power lost in a feedline?
It increases the SWR
It comes back into your transmitter and could cause damage
It is converted into heat
It can cause distortion of your signal
T7D03: How is an ammeter usually connected 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
T8B03: Which of the following can be done using an amateur radio satellite?
Talk to amateur radio operators in other countries
Get global positioning information
Make telephone calls
All of these choices are correct
T8C09: How might you obtain a list of active nodes that use VoIP?
From the FCC Rulebook
From your local emergency coordinator
From a repeater directory
From the local repeater frequency coordinator
T8D07: What is PSK31?
A high-rate data transmission mode
A method of reducing noise interference to FM signals
A method of compressing digital television signal
A low-rate data transmission mode
T9A11: What is meant by the gain of an antenna?
The additional power that is added to the transmitter power
The additional power that is lost in the antenna when transmitting on a higher frequency
The increase in signal strength in a specified direction when compared to a reference antenna
The increase in impedance on receive or transmit compared to a reference antenna
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
