For use by 3D1X5 personnel for the purpose of CDC EOC testing.
A lower frequency than the original broadcast
A higher frequency than the original broadcast
No apparent frequency change than the original broadcast
Oscillating lower and higher frequency changes in respect to the original broadcast
Synchronizer
Transmitter
Modulator
Duplexer
It is nonlinear
It transmits patterns
It contains ferrite devices
Its transmit and receive patterns are identical
Active
Linear
Passive
Circular
Gain
Location
Purpose
Power
Direction of energy into an appropriately shaped beam
Orientation of the electromagnetic wave as it travels through space
Motion of the antenna axis (of the beam) as the radar looks for an aircraft
Efficient launch and reception of electromagnetic energy in the atmosphere or space
Raster
Conical
Circular
Monopulse
Raster
Conical
Circular
Monopulse
Simultaneous reception of pulse-type information
Near-simultaneous reception of pulse-type information
Electromagnetic (EM) waves reach the receiving antenna by direct paths
EM waves reach the receiving antenna by indirect paths
Off-axis tracking
Frequency agility
Monopulse radar
Off-boresight tracking
Long-range surveillance
Airport surveillance
Precision approach
Weather
Azimuth only
Elevation only
Range and azimuth
Elevation and range
1
2
3
4
Prevents implosion if the CRT is broken
Keeps the phosphor coating from burning
Eliminates static charges on the deflection plates
Prevents collisions between electrons in the beam and air molecules
A Mode 4 reply is being received
The aircraft is a pilotless drone or missile
The aircraft is declaring a military emergency
It is requested by the radar operator to identify the aircraft position
Communication failure
Military emergency
Engine failure
Hijacking
Interrogators and associated components
Radar antenna orientation
Radar jamming strength
Radar receivers
Amplitude of the modulating signal
Frequency of the modulating signal
Amplitude of the carrier signal
Frequency of the carrier signal
Inversely proportional to the amplitude of the modulating signal
Directly proportional to the amplitude of the modulating signal
Inversely proportional to the phase of the modulating signal
Directly proportional to the phase of the modulating signal
Phase shifts at the rate of the modulating signal
Phase shifts with the phase of the modulating signal
Amplitude shifts at the rate of the modulating signal
Amplitude shifts with the phase of the modulating signal
2 bit
3 bit
4 bit
5 bit
By the receiving device to verify that the transmission was received correctly
By the transmitting device to verify that the transmission was transmitted correctly
By the modulator device to verify that the intelligence signal was received correctly
By the band limiting device to verify that the output signal was transmitted correctly
Communicates in parallel format
Blocks many characters together for transmission
Eliminates the control bits, so more message data can be sent
Uses low cost equipment to support synchronous transmission
Receiving end
In the oscillator
Transmitting end
In the primary buffers
The easy tap-ability of fiber optic cables reduces security risks
Fiber optic cable has a higher attenuation than coaxial cable
Electromagnetic fields do not affect fiber optic cables
Nuclear radiation does not affect fiber optic cable
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