IT1 Advancement Exam Questions and
Answers Latest 2026
What component within a RF Carrier Shift (RFCS) system
filters out any unwanted RF signals and allows the desired
band of frequencies to pass?
Antenna Filter Assembly
What occurs when a person comes into contact with a
source of RF voltage in a manner that allows RF current to
flow through the area of contact?
RF Burn
What type of communications satellite acts a repeater and
amplifies received signals and then transmits them back to
Earth?
Active
A typical operational link involves a satellite and how many
or more Earth terminals?
Two or more
What is the point of high current and high voltage in an
antenna called?
Loops
How much radiation resistance does a practical antenna
located over a ground plane have?
0-100 Ohms
Radiation pattern shown on a polar-coordinate
Lobe
half-wave antenna
An antenna that is half as long as the wavelength of the signal it is
designed to transmit or receive.
, Hertz, Dipole, Doublet
Beverage Antenna
A horizontal, longwire antenna designed for reception and
transmission of low-frequency, vertically polarized ground waves.
Wave Antenna
Rhombic Antenna Use
Long-distance, HF tx and rx
Radio Frequency Range
3Khz - 300 Ghz
Critical Frequency
The maximum frequency at which a radio wave can be
transmitted vertically and still be refracted back to earth.
Sporadic E
Irregular variation in the ionosphere that involves cloud-like
patches of unusually high ionization
What determines the height of the scatter volume and the
size of the scatter angle?
The signal take-off angle
What color designates crypto when it comes to comms
equipment?
Red
Individual authorized to related an organizational record
message
Releaser
Pub for OTAT tx procedures
ACP 131
Local Digital Message Exchange (LDMX)
Auto rx, identify, and files traffic for future processing
Storage Devices
floppy disk drive, hard drive, magnetic tape, optical disk drive,
flash drive
Volatile Memory
Answers Latest 2026
What component within a RF Carrier Shift (RFCS) system
filters out any unwanted RF signals and allows the desired
band of frequencies to pass?
Antenna Filter Assembly
What occurs when a person comes into contact with a
source of RF voltage in a manner that allows RF current to
flow through the area of contact?
RF Burn
What type of communications satellite acts a repeater and
amplifies received signals and then transmits them back to
Earth?
Active
A typical operational link involves a satellite and how many
or more Earth terminals?
Two or more
What is the point of high current and high voltage in an
antenna called?
Loops
How much radiation resistance does a practical antenna
located over a ground plane have?
0-100 Ohms
Radiation pattern shown on a polar-coordinate
Lobe
half-wave antenna
An antenna that is half as long as the wavelength of the signal it is
designed to transmit or receive.
, Hertz, Dipole, Doublet
Beverage Antenna
A horizontal, longwire antenna designed for reception and
transmission of low-frequency, vertically polarized ground waves.
Wave Antenna
Rhombic Antenna Use
Long-distance, HF tx and rx
Radio Frequency Range
3Khz - 300 Ghz
Critical Frequency
The maximum frequency at which a radio wave can be
transmitted vertically and still be refracted back to earth.
Sporadic E
Irregular variation in the ionosphere that involves cloud-like
patches of unusually high ionization
What determines the height of the scatter volume and the
size of the scatter angle?
The signal take-off angle
What color designates crypto when it comes to comms
equipment?
Red
Individual authorized to related an organizational record
message
Releaser
Pub for OTAT tx procedures
ACP 131
Local Digital Message Exchange (LDMX)
Auto rx, identify, and files traffic for future processing
Storage Devices
floppy disk drive, hard drive, magnetic tape, optical disk drive,
flash drive
Volatile Memory
