Ham Technician License Practice Quiz
• Percentage: 0%; Correct: 0; Total: 0 of 35
T0A08: What is one way to recharge a 12-volt lead-acid station battery if the commercial power is out?
Cool the battery in ice for several hours
Add acid to the battery
Connect the battery to a car's battery and run the engine
All of these choices are correct
T0B03: Under what circumstances is it safe to climb a tower without a helper or observer?
When no electrical work is being performed
When no mechanical work is being performed
When the work being done is not more than 20 feet above the ground
Never
T0C02: Which of the following frequencies has the lowest Maximum Permissible Exposure limit?
3.5 MHz
50 MHz
440 MHz
1296 MHz
T1A09: Who selects a Frequency Coordinator?
The FCC Office of Spectrum Management and Coordination Policy
The local chapter of the Office of National Council of Independent Frequency Coordinators
Amateur operators in a local or regional area whose stations are eligible to be auxiliary or repeater stations
FCC Regional Field Office
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
T1C11: If your license has expired and is still within the allowable grace period, may you continue to operate a transmitter on amateur service frequencies?
No, transmitting is not allowed until the ULS database shows that the license has been renewed
Yes, but only if you identify using the suffix "GP"
Yes, but only during authorized nets
Yes, for up to two 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
T1E02: Who is eligible to be the control operator of an amateur station?
Only a person holding an amateur service license from any country that belongs to the United Nations
Only a citizen of the United States
Only a person over the age of 18
Only a person for whom an amateur operator/primary station license grant appears in the FCC database or who is authorized for alien reciprocal operation
T1F13: When must the station licensee make the station and its records available for FCC inspection?
Any time upon request by an official observer
Any time upon request by an FCC representative
30 days prior to renewal of the station license
10 days before the first transmission
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
T2B05: What determines the amount of deviation of an FM signal?
Both the frequency and amplitude of the modulating signal
The frequency of the modulating signal
The amplitude of the modulating signal
The relative phase of the modulating signal and the carrier
T2C05: What is the Radio Amateur Civil Emergency Service?
An emergency radio service organized by amateur operators
A radio service using amateur stations for emergency management or civil defense communications
A radio service organized to provide communications at civic events
A radio service organized by amateur operators to assist non-military persons
T3A07: What type of wave carries radio signals between transmitting and receiving stations?
Electromagnetic
Electrostatic
Surface acoustic
Magnetostrictive
T3B03: What are the two components of a radio wave?
AC and DC
Voltage and current
Electric and magnetic fields
Ionizing and non-ionizing radiation
T3C09: What is generally the best time for long-distance 10 meter band propagation?
During daylight hours
During nighttime hours
When there are coronal mass ejections
Whenever the solar flux is low
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
T4B08: What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?
Permits monitoring several modes at once
Permits noise or interference reduction by selecting a bandwidth matching the mode
Increases the number of frequencies that can be stored in memory
Increases the amount of offset between receive and transmit frequencies
T5A06: How much voltage does a mobile transceiver usually require?
About 12 volts
About 30 volts
About 120 volts
About 240 volts
T5B02: What is another way to specify a radio signal frequency of 1,500,000 hertz?
1500 kHz
1500 MHz
15 GHz
150 kHz
T5C02: What is the basic unit of capacitance?
The farad
The ohm
The volt
The henry
T5D02: What formula is used to calculate voltage in a circuit?
Voltage (E) equals current (I) multiplied by resistance (R)
Voltage (E) equals current (I) divided by resistance (R)
Voltage (E) equals current (I) added to resistance (R)
Voltage (E) equals current (I) minus resistance (R)
T6A04: What electrical component stores energy in an electric field?
Resistor
Capacitor
Inductor
Diode
T6B11: Which semiconductor component has a gate electrode?
Bipolar transistor
Field effect transistor
Silicon diode
Bridge rectifier
T6C10: What is component 3 in figure T3?
Connector
Meter
Variable capacitor
Variable inductor
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
T7A02: What type of receiver is shown in Figure T6?
Direct conversion
Super-regenerative
Single-conversion superheterodyne
Dual-conversion superheterodyne
T7B03: Which of the following may be a cause of radio frequency interference?
Fundamental overload
Harmonics
Spurious emissions
All of these choices are correct
T7C05: What is the approximate SWR value above which the protection circuits in most solid-state transmitters begin to reduce transmitter power?
2 to 1
1 to 2
6 to 1
10 to 1
T7D07: Which of the following measurements are commonly made using a multimeter?
SWR and RF power
Signal strength and noise
Impedance and reactance
Voltage and resistance
T8A07: What is the primary advantage of single sideband over FM for voice transmissions?
SSB signals are easier to tune
SSB signals are less susceptible to interference
SSB signals have narrower bandwidth
All of these choices are correct
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
T8C10: How do you select a specific IRLP node when using a portable transceiver?
Choose a specific CTCSS tone
Choose the correct DSC tone
Access the repeater autopatch
Use the keypad to transmit the IRLP node ID
T8D03: Which of the following is normally used when sending automatic location reports via amateur radio?
A connection to the vehicle speedometer
A WWV receiver
A connection to a broadcast FM sub-carrier receiver
A Global Positioning System receiver
T9A01: What is a beam antenna?
An antenna built from aluminum I-beams
An omnidirectional antenna invented by Clarence Beam
An antenna that concentrates signals in one direction
An antenna that reverses the phase of received signals
T9B02: What is the impedance of the most commonly used coaxial cable in typical amateur radio installations?
8 ohms
50 ohms
600 ohms
12 ohms
