1.
What is the purpose of the very-high frequency omnirange system?
A. 
Determine up/down guidance
B. 
Determine left/right guidance
C. 
Determine bearing to a station
2.
The basic operating principle of very-high frequency omnirange is phase comparing the
A. 
30-Hz ref and 9960-Hz FM signals
B. 
30-Hz ref and 30-Hz variable
C. 
30-hz var and 9960-Hz FM signals
3.
If the magnetic bearing to a very-high frequency omnirange station is 225degrees, the pahse difference between the 30-Hz ref and 30-Hz variable is
4.
Very-high frequency omnirange aural (station I.D.) signals are transmitted
5.
The instrument landing system localizer course width at a distance of 10 miles from the transmitter is normally
6.
What frequency band is used to transmit instrument landing system glide slope information?
7.
The instrument landing system marker-beacon carrier frequency is
8.
What microwave landing system outputs are provided to the pilots an co-pilots horizontal situation and attitude director indicators for approach and take off?
9.
What is not a microwave landing system output?
A. 
B. 
C. 
Glideslope correction flag
10.
On how many channels are the microwave landing system recievers capable of operating?
11.
What is the frequency range of the microwave landing system recievers?
12.
Which antennas are shared by microwave landing system numbers 1 and 2?
13.
Which microwave landing system component allows for selection of system status?
A. 
B. 
Flight director mode selector
C. 
Integrated display computer unit
14.
When an instrument landing system frequency is sleected, the arn-127 very-high frequency omnirange receiver parks the horizontal situations indicator bearing pointer at the
15.
Which radial will the aircraft be positioned on if the aircraft is located north of the very-high frequency omnirange station?
16.
To get a FROM flag in view on the horizontal situation indicator when the magnetic bearing to the very-high frequency omnirange station is 75 degreees, the selected course should be manually set to
17.
During instrument landing system operation, a full-scale deflection of the horizontial situation indicator vertical needle indicates the aircrafat is off course from the runway centerline by
18.
In instrument landing system operation, a deflection of tow dots on the attitude director indicator glide slope deviatioin scale indicates the aircraft is
A. 
0.25 degrees off glide path
B. 
2.5 degrees of glide path
C. 
0.6 degrees of glide path
19.
When the instrument landing system marker becon amber (orange) lamp illumintes the pilot hears a
20.
The total number of very-high frequency omnirange/instrument landing system (vor/ils) channels that can be selected by thte AN/ARN-147 vor/ils control box is
21.
If the very-high frequency omnirange station signal is lost or the reciever malfunctions, the arn-147 system parks the bearing pointer at the
22.
In very-high frequencyt omnirange (vor) mode, what information is sent to the horizontal situation indicator by the arn-147 vor/localizer reciever?
A. 
Relative bearing, flag alarm, and heading
B. 
Flag alarm, distance, and left/right deviation
C. 
Left/right deviation, flag alarm, and to/from
23.
What glide slope infromation is provide to the attitude director indicator when the an/arn-127 is operatin in the instrument landing system mode?
24.
The main reference burst is transmitted when the main lobe of the tactical air navigation surface beacon radiation patter is due
25.
A taactical air navigation surfac beacon provides a station identification code (beacon identity tone) every