Questions tagged [vor]
VOR (VHF Omnidirectional Range) is a radio navigation technology used by aircraft to determine their position and remain on-course.
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Why are there altitude differences on the Jeppesen ESB Ankara VOR chart?
What is the reason for the 10 feet difference between ESB dme altitude and profile view? Thanks.
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Can you explain what the 2nd caution on the LTAF VOR A chart means?
Can you explain what the 2nd caution on the LTAF VOR A chart means? "2. IF THE AIRCRAFT WILL MAKE A CIRCLING APPROACH VIA RIGHT TURN, ATC SHALL BE INFORMED AS SOON AS POSSIBLE." What exactly ...
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Why do some charts not have the "TRACKs are MAG" notification, while others do?
Why do some charts not have the "TRACKs are MAG" notification, while others do? As seen in the examples I gave below, some charts have "BRGs and TRACKs are MAG" notifications, ...
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Why are the height values different although the altitude values in the "straight-in approach" and "circling" minimums are the same?
Why are the height values different although the altitude values in the "straight-in approach" and "circling" minimums are the same? For Adana airport, the minimum altitudes of the ...
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What do the white circle and black arrow on the airport chart mean? (VOR identifier and frequency written)
What do the white circle and black arrow on the airport chart mean? (VOR identifier and frequency written) There are 2 on the chart. Also, is there a document where I can find the meanings of the ...
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What is the dots before Missed App Point on the Jeppesen VOR Chart?
What is the dots before Missed App Point on the Jeppesen VOR Chart ? and also why the pull up vector before the missed approach point ? Thanks.
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Distance calculation for radius turn for Landing
Maybe if possible you could help from the below?
I'm at 140 knots following 354° inbound (CGS VOR) at Nice Airport LFMN.
From my heading 354°, I need to join 43°inbound for RWY 04L ( Not allowed ti ...
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Why the doppler effect created by the aircraft does not interest us in the conventional VOR ? And what happens to the doppler of the plane?
The doppler effect exists regardless of whether we have a conventional or doppler VOR but why are we not interested in the doppler effect of the aircraft?
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What's the difference between radial and bearing when flying VOR?
What is the difference or correct terminology for flying into a bearing (or radial?) when navigating by VOR? What is the difference? What is the correct lingo for VOR communication?
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Victor route using an unusable sector of a VOR
V155 is an airway that terminates at the BROOKE VORTAC on the 214 radial.
The chart supplement says all of its radials are unusable (radials 001 thru 360). How could this be a valid route since no ...
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Can you fly a VFR practice approach at night that is Notam’ed “NA at night”?
To frame the question more specifically, at KCSV the ILS Z 26 approach is NOTAMed “NA at night”. So is it legal to fly the approach VFR for training purposes to satisfy aeronautical experience ...
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Although this approach is suitable for straight-in landing minimums in every sense, why are circle-to-land minimums given?
Although this approach is suitable for straight-in landing in every sense, why are circle-to-land minimums given? There are no obstructions, the gradient in the descent path is not steep and the ...
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How can I find the type of CRL VOR at LTBU Corlu Ataturk airport? (Terminal,Low,High)
How can I find the type of CRL VOR at LTBU Corlu Ataturk airport? (Terminal, Low, High) Although there are reference documents for the FAA, I could not find a document for ICAO with the types of VOR ...
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What is the difference between VOR(D), VOR(V) and VOR(S) seen in the table?
What is the difference between VOR(D), VOR(V) and VOR(S) seen in the table? What do the letters D, V and S stand for or represent?
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Is it normal to hear only a tone when listening to a VOR?
I was using my RTL-SDR to listen to the VORTAC at Del Norte County Airport / Jack McNamara Field (KCEC) on 109 MHz. All I heard was a constant unmodulated carrier. Is that normal?
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Why does the FAA allow a dual receiver check for IFR
FAR 91.171 allows a pilot to use independent VORs to do the VOR check as opposed to using a testing facility. The reg says as long as they are within 4 degrees of each other the pilot is good to go. ...
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How many channels does the VOR have?
VORs are assigned radio channels between 108.0 MHz and 117.95 MHz. How many channels are in-between? I guess that each decimal value represents 1 channel? for instance (108.1)(108.2)(108.3)(108.4)........
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How do VOR beacons detect?
I assume that any military aircraft can find the position to any VOR ground station. Is the VOR invisible to the military aircraft?
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Although there are straight and circling minimums in the VOR Z chart, why separate VOR A chart created containing only the circle-to-land minimum?
Although there are straight-in-landing and circle-to-land minimums in the VOR Z chart, why was a separate VOR A chart created containing only the circle-to-land minimum? When we examine the chart ...
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Is QDM displayed wrong for the VOR in the aircraft?
Clearly, the VOR signals follow a great circle track. Since, they follow great circle tracks, the track to the station, measured at the aircraft (either, true or magnetic), would be different due to ...
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Why is there no final approach fix symbol on some of the Jeppesen VOR charts? (Maltese Cross Symbol)
Why is there no final approach fix symbol on some of the Jeppesen VOR charts? (Maltese Cross Symbol) What does the box marked with a red arrow mean when there is no FAF symbol and how is it defined? ...
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What does the letter "H" on the upper side of ADANA word and mean?
As you can see on the STAR chart of Adana, there is a letter "H" with a black background for the VOR sign's line. I can't find the meaning.
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VOR Ground Station
i KNOW THAT VOR Ground Station is aligned with magnetic North. It emits two signals:
a 360° sweeping variable signal
an omni-directional reference signal
When an aircraft receives those it can know ...
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What is the difference between unserviceable, unusable, and not maintained?
Here are some NOTAMS for a recent flight I was planning:
...
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I have two VOR receivers, but if one VOR is out of tolerance, can I still fly IFR?
According to 91.171, I am not allowed to fly IFR unless:
"...unless the VOR equipment of that aircraft -
(1) Is maintained, checked, and inspected under an approved procedure; or
(2) Has been ...
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Scalloping vs Site error in VOR
I am not able to understand the difference between scalloping and site error in VOR because the theoretical defination of both of them is almost same
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How do you calculate the deviation from an RNAV waypoint radial?
As a clarification at the beginning: I'm talking about non-GPS, pure VOR-DME based RNAV devices here.
On RNAV devices that use just the selected VOR-DME, not GPS, the phantom radio station is set up ...
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What would be the likely indication on the VOR for the below question?
The answer given on the textbook is figure 2. But How can the Needle be centered if the aircraft is not on the radial?
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Why do DVORs and CVORs rotate in different directions?
I am currently studying both systems and I have the following doubt: why does DVOR rotate counterclockwise as opossed to CVOR? Could it be because the reference and variable signal are "swapped&...
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Why is the treatment of magnetic variation different for NDB and VOR?
Why in solving numerals of NDB and VOR, do we apply variation at the station in case of VOR and at the aircraft in case of NDB?
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What is Automatic Radial Centering on a VOR indicator?
As the title says - some steam VOR indicators got an ARC indicator lamp. According to the POH of an aircraft featuring such a VOR indicator this means Automatic Radial Centering. What is that ? I ...
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Are there two navaids on the same frequency close enough to be confused?
Several RTCA DO standards require checks for bad navaid tuning including, "In lieu of using ground-based navigation aid designated operational coverage (DOC), the system should provide, checks ...
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Can I document a VOR check with a photo to comply with 91.171(d)?
I'm interested in understanding the limits of what it means to "sign" a record. While enroute for any meaningful length of time, I try to tune two VOR's and I take a photo of the G1000 NXi ...
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Why does the 0 radial on a sectional's VOR appear not to point to magnetic north? [duplicate]
I have been scanning sectional charts and have noticed that the local magnetic declination is always a few degrees off from the 0 radial of VOR's around it. I have been told that the two are supposed ...
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Why would there be two RNAV waypoints co-located with a VOR?
Similar to this question but more so!
The Enroute H-5 chart shows two RNAV waypoints over Spinner VORTAC (SPI): SOHOW and USIRE. Neither waypoint appears on the Low IFR charts, nor on the VFR charts.
...
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How to figure unusable sectors if the VOR is not colocated at/near an airport?
Stemming from Why am I not getting the "TO" VOR flag as I think I should?
If a VOR is not colocated at an airport (i.e. not in that airport's chart supplement page), how does one figure out ...
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Why am I not getting the "TO" VOR flag as I think I should?
I would appreciate some insight as to what I’m doing wrong or missing.
I just completed a XC flight practicing VOR/GPS Navigation. I was inbound to KLOL from KRNO with the lovelock VOR frequency (116....
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Why is the VOR reference and variable signal modulated at 30 Hz?
VOR signals radiated from the ground beacon are modulated at 30 Hertz.
What is the reason behind this?
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When I use a plotter to identify a direction from a VOR, what heading or course is it exactly?
When I use my ASA IFR plotter and I'm working off a VOR, what direction am I getting? True course, true heading, magnetic heading, magnetic course?
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How does a VOR or a VORDME affect the coding decision between CF or IF-TF respectively?
I was reading of the following case in ARINC 424-17 spec. Unfortunately the image is copyrighted and I can't paste it here, so here is a low(er) quality image of mine replicating the situation:
The ...
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Selecting radials for radial interception
I’m a beginner in intrument flying so sorry for my ignorance. Few months ago I was doing BIR training and with my CFI we were intercepting radials, we were doing that on HSI (Garmin G500).
He told me ...
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Is using a VOR considered IFR or VFR?
As the title mentioned.
And also, is using it in zero visibility (or near) a real life scenario?
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What are the units for the bearing to center of an airport from radio aids to navigation in chart supplement?
Is the bearing to the center of airport for a radio aid to navigation in the chart supplement, true course, magnetic course, is it based on the VOR's radials, or is it something else?
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What radial is the aircraft crossing?
I'm working through the ASA Private Pilot 2020 Test Prep questions and there's a question I don't understand the answer for.
3579 (Refer to Figure 28, illustration 5) The VOR receiver has the
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If the VOR works and the TACAN works, why doesn’t the VORTAC work?
Here https://www.tailstrike.com/270680.htm is the transcript of the CVR of the Itavia Flight 870 (Ustica Massacre), but some communications have been omitted; I’ll use this site: http://www....
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What button do I push on the instrument panel to activate DME in VOR navigation? [closed]
For some strange reason I cannot seem to find any information about what button to push on the instrument panel to active the DME. There is plenty of information about how DME works with ...
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Is it allowed and possible to hold at the intersection of two VOR radials using a single VOR receiver?
First of all, is it permitted? I am practicing VOR tracking on my simulator and the missed approach procedure (KLGB VOR 30) takes you out to an intersection off two VOR radials. Since the plate doesn'...
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What if you approach the VOR station such that your turn OB is not on the holding side?
I'm reviewing the Sporty's ground school for VOR approaches, and their example shows the approach to the VOR station then heading OB as tracking on the holding side. What if you approach the VOR ...
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Do we need to know the true track to a VOR?
An aircraft can lock onto the location of a VOR and we can see the QDM (magnetic bearing to the station) to the VOR. If this is the case, do we still need to know the true track of that route? And if ...
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Where does the Garmin G1000 Nav ID come from?
If you tune in a NAV frequency into your G1000 the ID of the Nav Aid will be shown next to the frequency after some time. In this example SEA:
Source: http://...
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