Ham Technician License Practice Quiz


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

T0A11: Which of the following is good practice when installing ground wires on a tower for lightning protection?

Put a loop in the ground connection to prevent water damage to the ground system
Make sure that all bends in the ground wires are clean, right angle bends
Ensure that connections are short and direct
All of these choices are correct

T0B06: What is the minimum safe distance from a power line to allow when installing an antenna?

Half the width of your property
The height of the power line above ground
1/2 wavelength at the operating frequency
So that if the antenna falls unexpectedly, no part of it can come closer than 10 feet to the power wires

T0C11: What is meant by "duty cycle" when referring to RF exposure?

The difference between lowest usable output and maximum rated output power of a transmitter
The difference between PEP and average power of an SSB signal
The ratio of on-air time to total operating time of a transmitted signal
The amount of time the operator spends transmitting

T1A06: What is the FCC Part 97 definition of telecommand?

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

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

T1C07: What may result when correspondence from the FCC is returned as undeliverable because the grantee failed to provide the correct mailing address?

Fine or imprisonment
Revocation of the station license or suspension of the operator license
Require the licensee to be re-examined
A reduction of one rank in operator class

T1D11: Which of the following types of communications are permitted in the Amateur Radio Service?

Brief transmissions to make station adjustments
Retransmission of entertainment programming from a commercial radio or TV station
Retransmission of entertainment material from a public radio or TV station
Communications on a regular basis that could reasonably be furnished alternatively through other radio services

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

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

T2A07: Which of the following is true when making a test transmission?

Station identification is not required if the transmission is less than 15 seconds
Station identification is not required if the transmission is less than 1 watt
Station identification is required only if your station can be heard
Station identification is required at least every ten minutes during the test and at the end

T2B04: Which of the following common problems might cause you to be able to hear but not access a repeater even when transmitting with the proper offset?

The repeater receiver requires audio tone burst for access
The repeater receiver requires a CTCSS tone for access
The repeater receiver may require a DCS tone sequence for access
All of these choices are correct

T2C07: What should you do to minimize disruptions to an emergency traffic net once you have checked in?

Whenever the net frequency is quiet, announce your call sign and location
Move 5 kHz away from the net's frequency and use high power to ask other hams to keep clear of the net frequency
Do not transmit on the net frequency until asked to do so by the net control station
Wait until the net frequency is quiet, then ask for any emergency traffic for your area

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

T3B02: What term describes the number of times per second that an alternating current reverses direction?

Pulse rate
Speed
Wavelength
Frequency

T3C07: What band is best suited to communicating via meteor scatter?

10 meters
6 meters
2 meters
70 cm

T4A08: Which type of conductor is best to use for RF grounding?

Round stranded wire
Round copper-clad steel wire
Twisted-pair cable
Flat strap

T4B01: What may happen if a transmitter is operated with the microphone gain set too high?

The output power might be too high
The output signal might become distorted
The frequency might vary
The SWR might increase

T5A04: What is the name for a current that flows only in one direction?

Alternating current
Direct current
Normal current
Smooth current

T5B03: How many volts are equal to one kilovolt?

One one-thousandth of a volt
One hundred volts
One thousand volts
One million volts

T5C05: What is the unit of frequency?

Hertz
Henry
Farad
Tesla

T5D12: What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

8 volts
0.2 volts
12 volts
20 volts

T6A09: What electrical component is used to protect other circuit components from current overloads?

Fuse
Capacitor
Shield
Inductor

T6B02: What electronic component allows current to flow in only one direction?

Resistor
Fuse
Diode
Driven Element

T6C07: What is component 8 in figure T2?

Resistor
Inductor
Regulator IC
Light emitting diode

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

Resistor
Zener diode
Potentiometer
Capacitor

T7A13: Where is an RF preamplifier installed?

Between the antenna and receiver
At the output of the transmitter's power amplifier
Between a transmitter and antenna tuner
At the receiver's audio output

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

T7C06: What does an SWR reading of 4:1 mean?

An antenna loss of 4 dB
A good impedance match
An antenna gain of 4
An impedance mismatch

T7D05: What instrument is used to measure resistance?

An oscilloscope
A spectrum analyzer
A noise bridge
An ohmmeter

T8A01: Which of the following is a form of amplitude modulation?

Spread-spectrum
Packet radio
Single sideband
Phase shift keying

T8B08: What is meant by the statement that a satellite is operating in "mode U/V"?

The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
The satellite uplink is in the 70 cm band and the downlink is in the 2 meter band
The satellite operates using ultraviolet frequencies
The satellite frequencies are usually variable

T8C06: For what purpose is a temporary "1 by 1" format (letter-number-letter) call sign assigned?

To designate an experimental station
To honor a deceased relative who was a radio amateur
For operations in conjunction with an activity of special significance to the amateur community
All of these choices are correct

T8D10: Which of the following can be used to transmit CW in the amateur bands?

Straight Key
Electronic Keyer
Computer Keyboard
All of these choices are correct

T9A04: What is a disadvantage of the "rubber duck" antenna supplied with most handheld radio transceivers?

It does not transmit or receive as effectively as a full-sized antenna
It transmits a circularly polarized signal
If the rubber end cap is lost it will unravel very quickly
All of these choices are correct

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