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By:
Robert Unknown
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Decks in this class (59)
Wave Motion | Polarisation
Em radiation consists of _ and _ ...,
E is the __ field h is the ___ field,
The electric field arises from ___
14
cards
Wave Motion | Calculations
Lambda
1
cards
How it Works
The sound wave is known as the __...,
The carrier wave is known as the _f,
The sound wave is known as the _f
6
cards
How it Works | The Transmitter
The modulator combines the signal...,
Modulation is the process of impo...,
An unmodulated signal travels ___...
24
cards
How it Works | The Receiver
The receiver must provide ___ and...,
The receiver will pick up ___ the...,
To get audio output from a direct...
13
cards
How it Works | Bandwidth
Bandwidth is the ___ of a signal,
It should be ensured that the sig...,
Official bandwidth is the differe...
3
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How it Works | Emissions
The simplest method of transmitti...,
Telephony is the modification of ...,
The first letter describes the ty...
3
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How it Works | Propagation
The ionosphere begins at about __...,
The nitrogen ionises at ___ levels,
The oxygen ionises at ___ levels
109
cards
Antenna
Aircraft radios use ___ channels ...,
Antennas radiate em waves which c...,
The ___ acts a dielectric between...
20
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Antenna | Directionality
Dipoles can cannot achieve a smal...,
A rod slightly ___ than the anten...,
A slightly ___ rod placed just le...
20
cards
Antenna | Transmitting Signals
When __ is applied to one end of ...,
The end of the antenna is a point...,
With the end of the antenna being...
6
cards
Antenna | Receiving Signals
The antenna catches a selection o...,
The signal passed on to the radio...,
The signal is amplified and impro...
4
cards
Doppler
Doppler is the change of ___ that...,
Radio waves ___ when directed to ...,
Compressed wavelengths have ___er...
5
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Radio Navigation
Positions can be given as 4 ways
1
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VOR
Vors are ground based short range...,
The usable frequency range for vo...,
Low powered vors and localisers o...
8
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VOR | Theory of Operation
There is a __ _hz omniphase signa...,
The variphase signal is a __ hz t...,
To ease separation the reference ...
14
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VOR | Problems
Vor is ___ subject to static and ...,
Transmissions dont depend on ___,
Dodgy areas are ___ and at ___ abeam
5
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VOR | Doppler
The frequency can ___ as the dist...,
Removes ___ errors and allows use...,
Range is ___
7
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ADF/NDB
The adf allows the aircraft to pi...,
Ndbs use ___ waves modified by __...,
If the needle is hunting and the ...
15
cards
ADF/NDB | Limitations
Local thunderstorm activity is li...,
As a result of night effect the n...,
Night effect is strongest ___
19
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ADF/NDB | Use
If underlined on the chart the nd...,
If not underlined on the chart th...,
If underlined on the chart it mea...
12
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ADF/NDB | Tracking
When drifting the needle will alw...,
When tracking outbound the needle...
2
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TACAN
A ___ based military nav system o...,
Tacan stands for ___,
When a tacan is colocated with a ...
4
cards
RNAV
If a radial distance is not recei...,
Rnav can use ___ ___ and or ___ t...,
Rnav does not use ___
8
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RNAV | Standards
B rnav is ___ rnav,
P rnav is ___ rnav which is also ...,
Rnav 1 and rnav 5 are used ____
48
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RNAV | Approaches
Most rnav approaches default to _...,
An rnp apch to lnav minima is a _...,
An rnp apch to lnav vnav minima i...
8
cards
RNAV | Flight Paths and Terminators
An rf is limited by the ___speed ...,
First letter v means,
First letter c means
19
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RNAV | Short Range Systems
___ ___ is the simplest form of rnav,
The vor does not have to be in ra...,
___ limit the rate of change of v...
7
cards
RNAV | Long Range Systems
Theses are systems which dont rel...,
Ins is a ___ range nav system,
The two current gnss are ___ and ___
122
cards
Direction Finding | VDF
Direction finding is the process ...,
Vdf stands for ___,
The full vfd range is between ___...
12
cards
Radar
Radar stands for ___,
It works on the basis that ___ __...,
Radar uses _hf
42
cards
Radar | Calaculations
It takes ____ seconds for a radio...,
The radar speed is ___m per micro...,
With the time delay being dt the ...
27
cards
Radar | Moving Target Identification
Strong radar returns from station...,
Mti uses ___ to elimate returns f...,
Only returns which show ___ ___ w...
4
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Radar | Secondary Surveillance Radar
This improves on primary radar by...,
An interrogation ground station s...,
A transponder is carried that rec...
55
cards
Radar | Weather Radar
Weather radar is only a ___ means,
The primary purpose of weather ra...,
Wx radar is required on aircraft ...
34
cards
DME
Dme measures the difference betwe...,
The aircraft is the first to tran...,
The 50 microsecond delay exists t...
24
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DME | X and Y Channels
Dme stations use ___ rather than ...,
Co located means that they are wi...,
When the dme callsign ends in a z...
15
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DME | Errors
Theoretically ___ aircraft can us...,
The ground station will only repl...,
Where the ground distance is less...
6
cards
ILS
Guidance down to the decision hei...,
The vhf localiser is a __ degree ...,
The localiser beam is ___ft wide ...
20
cards
ILS | The Localiser
The localiser consists of two ove...,
The left lobe is a2 modulated at ...,
The right lobe is a2 modulated at...
15
cards
ILS | The Glidepath
Glidepath transmissions are _hf b...,
The upper glidepath lobe is __ hz,
The lower glidepath lobe is ___ hz
15
cards
ILS | Markers and Beacons
The beacons are at __ _hz,
The outer marker is found at _ nm...,
You should expect to cross the ou...
21
cards
ILS | Gradients
To guarantee obstacle clearance t...,
The obstacle free path is based o...,
You must be able to climb to ___f...
3
cards
ILS | Range and Coverage
Localisers will extend _ degrees ...,
Localisers will extend _ degrees ...,
Localisers will extend _ degrees ...
5
cards
ILS | Flight Computer
Rate of descent,
At __kts roc rod gradient,
Height on glideslope
3
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ILS | MLS
An mls uses a ___ to indicate the...,
The azimuth transmitter of a mls ...,
Mls is in the _hf band with ___ _...
13
cards
RNAV | GBAS
Gbas is aka,
Laas is an ___,
Local reference receivers are loc...
9
cards
RNAV | LAAS
Laas is _hf,
Laas is supplied to the aircraft ...,
Laas can correct signals to about...
4
cards
RNAV | GLS
Gls is a ___ based approach
1
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RNAV | SBAS
Sbas satellites are ___ which can...
1
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Misc
Fading can occur ___,
Fmc uses a ___ ___ to determine t...
2
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EFIS | Colours
Off route waypoints or naviads ar...,
Along track waypoints are coloure...,
On the awr light concentration or...
19
cards
VOR | DVOR
Dvor is ___,
Dvor provides ___ over a cvor,
Cvor is ___
8
cards
ILS | Signal Errors
Scalloping would present itself a...
1
cards
ITU | Classification
The first part of the classificat...,
The second part of the classifica...,
The third part of the classificat...
5
cards
RNAV | Satellites
The two bands up which satellites...,
L1 operates at ___ _hz,
L2 operates at ___ _hz
11
cards
Radar | Weather Radar Practical Operation
When sby is selected ____,
When test is selected ___,
When wx is selected ___
8
cards
VOR | Types
Vors found enroute and used for a...,
High powered vors are allocated f...,
Tvors are ___
6
cards
DME | Search Mode
In search mode the interrogator t...,
When the dme enters tracking mode...,
The prf of tracking mode is _ to ...
3
cards
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Radio Navigation
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