Technician Class Practice Test

Select the most correct answer for each question, then submit your practice test to check your score. This practice test randomly pulls one question from each topic in the Technician pool.

Good Luck!


Which of the following are provided by satellite tracking programs?

Maps showing the real-time position of the satellite track over the earth
The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
The apparent frequency of the satellite transmission, including effects of Doppler shift
All of these choices are correct


What is the proper abbreviation for megahertz?



Which of the following is a common repeater frequency offset in the 2 meter band?

Plus or minus 5 MHz
Plus or minus 600 kHz
Plus or minus 500 kHz
Plus or minus 1 MHz


In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

When the communication is related to the sale of amateur equipment by the control operator's employer
When the communication is incidental to classroom instruction at an educational institution
When the communication is made to obtain emergency information for a local broadcast station
All of these choices are correct


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


What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

Beacon station
Earth station
Repeater station
Message forwarding station


Which of the following is an appropriate receive filter bandwidth for minimizing noise and interference for SSB reception?

500 Hz
1000 Hz
2400 Hz
5000 Hz


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


Which term describes the ability of a receiver to discriminate between multiple signals?

Discrimination ratio
Harmonic distortion


What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

1 volt
10 volts
11 volts
9 volts


What must be considered to determine the minimum current capacity needed for a transceiver power supply?

Efficiency of the transmitter at full power output
Receiver and control circuit power
Power supply regulation and heat dissipation
All of these choices are correct


What is the major function of an antenna tuner (antenna coupler)?

It matches the antenna system impedance to the transceiver's output impedance
It helps a receiver automatically tune in weak stations
It allows an antenna to be used on both transmit and receive
It automatically selects the proper antenna for the frequency band being used


What is the characteristic appearance of a cold solder joint?

Dark black spots
A bright or shiny surface
A grainy or dull surface
A greenish tint


What are the names of the two electrodes of a diode?

Plus and minus
Source and drain
Anode and cathode
Gate and base


What is an electronic keyer?

A device for switching antennas from transmit to receive
A device for voice activated switching from receive to transmit
A device that assists in manual sending of Morse code
An interlock to prevent unauthorized use of a radio


What is the formula for converting frequency to approximate wavelength in meters?

Wavelength in meters equals frequency in hertz multiplied by 300
Wavelength in meters equals frequency in hertz divided by 300
Wavelength in meters equals frequency in megahertz divided by 300
Wavelength in meters equals 300 divided by frequency in megahertz


When using a directional antenna, how might your station be able to access a distant repeater if buildings or obstructions are blocking the direct line of sight path?

Change from vertical to horizontal polarization
Try to find a path that reflects signals to the repeater
Try the long path
Increase the antenna SWR


What is component 4 in figure T1?

Ground symbol
Circuit Diagram


From which of the following locations may an FCC-licensed amateur station transmit?

From within any country that belongs to the International Telecommunications Union
From within any country that is a member of the United Nations
From anywhere within International Telecommunications Union (ITU) Regions 2 and 3
From any vessel or craft located in international waters and documented or registered in the United States


Which sideband is normally used for 10 meter HF, VHF, and UHF single-sideband communications?

Upper sideband
Lower sideband
Suppressed sideband
Inverted sideband


What component is commonly used to change 120V AC house current to a lower AC voltage for other uses?

Variable capacitor


What type of tones are used to control repeaters linked by the Internet Relay Linking Project (IRLP) protocol?



What type of electrical component consists of two or more conductive surfaces separated by an insulator?



What information is contained in the preamble of a formal traffic message?

The email address of the originating station
The address of the intended recipient
The telephone number of the addressee
The information needed to track the message


In which type of circuit is current the same through all components?



On which HF bands does a Technician class operator have phone privileges?

10 meter band only
80 meter, 40 meter, 15 meter and 10 meter bands
30 meter band only


How is access to some IRLP nodes accomplished?

By obtaining a password that is sent via voice to the node
By using DTMF signals
By entering the proper internet password
By using CTCSS tone codes


When is an amateur station permitted to transmit without a control operator?

When using automatic control, such as in the case of a repeater
When the station licensee is away and another licensed amateur is using the station
When the transmitting station is an auxiliary station


Which of the following is equal to 500 milliwatts?

0.02 watts
0.5 watts
5 watts
50 watts


What safety equipment should always be included in home-built equipment that is powered from 120V AC power circuits?

A fuse or circuit breaker in series with the AC hot conductor
An AC voltmeter across the incoming power source
An inductor in parallel with the AC power source
A capacitor in series with the AC power source


Which of the following propagation types is most commonly associated with occasional strong over-the-horizon signals on the 10, 6, and 2 meter bands?

Sporadic E
D layer absorption
Gray-line propagation


Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

Frequency Spectrum Manager appointed by the FCC
Volunteer Frequency Coordinator recognized by local amateurs
FCC Regional Field Office
International Telecommunications Union


How does RF radiation differ from ionizing radiation (radioactivity)?

RF radiation does not have sufficient energy to cause genetic damage
RF radiation can only be detected with an RF dosimeter
RF radiation is limited in range to a few feet
RF radiation is perfectly safe


Which of the following is the most common cause for failure of coaxial cables?

Moisture contamination
Gamma rays
The velocity factor exceeds 1.0


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 voice transmissions
Frequent blowing of power supply fuses