A FDR is one of two "black boxes", used to record pilot input and aircraft parameters for the purpose of investigation of accidents and incidents.

learn more… | top users | synonyms (1)

1
vote
1answer
134 views

If we add a video recorder in the cockpit to complete FDR/CVR, will we add a blackbox? [closed]

The introduction of a video recorder in addition to the current audio and flights parameters recorders used for crash investigation (CVR and FDR) is suggested by this article (published in the New ...
12
votes
1answer
215 views

Why are FDRs and CVRs still two separate physical devices?

Given the histories of flight data recorders and cockpit voice recorders, I somewhat understand their origins as two separate physical devices. Given their separate tracks of development, regulatory ...
-1
votes
1answer
101 views

What are the measurements for a “Black Box”? [closed]

I was wondering as to the measurements of "black box" recorders. I have a new invention involving the "Black Box" and I need to know the measurements of the recorder.
0
votes
0answers
85 views

Are there any proposals to continuously stream “black box” data? [duplicate]

After an aircraft incident, finding the black box is important to investigate the causes, because it contains a lot of valuable recorded data. The process of locating this can take a lot of time, and ...
4
votes
1answer
70 views

Constructing flight recorder data [duplicate]

By just going off the public information about a flight and what one knows about an aircraft, is it possible to construct a differ version of a flight recorder's data well enough to fool ...
15
votes
1answer
4k views

Can flight data recorders be hacked?

In the event of a plane crash such as MH17, and the flight data recorders (FDR, a.k.a. "black boxes") are potentially in the "wrong hands", is it theoretically possible to: open the FDR and close it ...
12
votes
1answer
259 views

Who legally owns the Flight Data Recorder?

Who legally owns the Flight Data Recorder after an aircrash? Who is responsible for retrieving it and/or allowed to retrieve it? And how is it decided who carries out the crash investigation?
0
votes
2answers
124 views

Can airplanes transmit/relay flight data to ATC's periodically while in flight? [duplicate]

The flight data recorder is one important piece of information in the event of a crash. Can this information not be transmitted or relayed to the ATC's while the flight is air borne so that they don't ...
0
votes
1answer
45 views

Depth and range for FDR/CVR black box detection [duplicate]

What is the maximum depth range of a FDR underwater, at which it is able to be detected by receivers? I want to know the maximum range of ULB pinger locator if it's submerged.
10
votes
2answers
377 views

Why is the FDR and CVR put into water again after a water crash?

When a plane crashes in the water and the investigator team looks for the FDR and CVR, why do they put it in a container of water when they find it ?
1
vote
3answers
693 views

What is a flight leg and why it is so important for an aircraft?

A flight leg is basically flight from one point to another point, (I'm not sure if flight leg number increase with touch and go around). I would like to know more about flight leg under what all ...
3
votes
2answers
136 views

Is there anywhere I can pick up raw flight data recorder information?

We were plotting flightpaths as practice in programming class but unfortunately that was limited to some recordings from a research aircraft. I'm wondering if I can pick up the raw data files from ...
2
votes
2answers
186 views

How much data do FDR and CVR generate on commercial jets?

I'm wondering about how much CVR and FDR data an A320 (for example) would produce and at what intervals. I believe that there are 4 or 5 voice channel and several sensor data things. I'm trying to ...
3
votes
1answer
57 views

Format specification for Avidyne R9 flight data?

The Avidyne R9 records flight data five times per second and can export it for later analysis. I'm interested in parsing this data and exporting it to Google Earth / X-Plane for visualization. ...
0
votes
0answers
21 views

What is the maximum depth the “black box” can emit signal? [duplicate]

This is related to the recent disappearance and the fact that some claim the plane's black box to be deeply under water and that's why it cannot be located
1
vote
2answers
283 views

Could you encode data in a Black Box ping?

Black boxes put out a sonar ping at about 32kHz. From what I've read, depending on sea conditions the ping will be audible at the surface out to about 16 km, leaving a search area of around 1024 ...
3
votes
1answer
208 views

What protects the location beacon (pinger) of a flight data recorder?

The pictures of flight data recorders show that the location beacon (pinger) is outside the main protection encasement: Is it really a good idea to keep such a vital instrument unprotected? Or is ...
7
votes
1answer
690 views

Efficient antennas for aviation black boxes

At a frequency of 37.5 kHz a quarter wavelength is about 2 km long. How does the black box efficiently radiate anything if it is not attached to 2 km of antenna?
9
votes
1answer
2k views

Black box & under water pressure

How deep can black boxes go under water & how much pressure can they withstand while under water until they get crushed (I'm a layman in terms of aviation, so if it's not too much to ask, can you ...
20
votes
6answers
9k views

Why are FDR's called “black boxes” when they are actually orange?

Why do they call flight data recorders a "black box" if it's orange in color? Just curious about this since I've seen several images of black boxes but they all come in orange colors, and not black. ...
15
votes
6answers
6k views

Why don't black boxes have their own GPS?

In too many cases of unfortunate incidents, hunting for FDR (or CVR also) is a major challenge. There are many or all answers recorded on that device. Why cannot a locator (GPS linked) be included in ...
1
vote
0answers
45 views

Can the FDR be interfered with in-flight? [duplicate]

Can an FDR on a Boeing 777 be interfered with or vandalised during flight? If this has happened on MH370 then the black boxes may not yield any data if found.
2
votes
1answer
323 views

Why don't they have two black boxes? [duplicate]

Why is it that black boxes don't float? From what I gather the answer is: So they will not float away from a water crash site. The ping can be heard underwater with sonar. Finding the ping, ...
1
vote
1answer
469 views

Black boxes: great for crashes on land. How about additional “floaties” for water crashes (low-tech, light, cheap) [closed]

Without getting into the mess of redesigning existing Flight Data Recorders, I have a simple proposal that I think would help in deep water crashes. I propose that several floating cushion sets be ...
12
votes
4answers
4k views

How close do you have to be to an underwater black box to detect it?

The news keeps talking about the black boxes on aircraft that end up in water, and one thing that keeps coming up is the underwater locator beacon that transmits a signal for 30 days if it gets wet. ...
7
votes
2answers
323 views

How is data transmitted to CVR and FDR?

A recent news item mentioned that "black boxes" are typically stored in the tail section of an aircraft to maximize their odds of surviving a catastrophic incident. If they're stored in the rear of ...
2
votes
2answers
182 views

Is it possible for the sensors which determine when an aircraft has landed in water to become damaged?

A plane has sensors that should transmit data back somewhere when it hits water correct? Is it possible that these can be turned off/damaged?
2
votes
2answers
244 views

What happens to the transponder, FDR and CVR in case of an explosion?

Will the above mentioned equipment still work and transmit data/location information if an explosion occurs inside the aircraft?
15
votes
1answer
2k views

Do aircraft manufacturers produce their own black boxes?

Do the manufacturers who build airplanes use their own "black boxes" in the planes, or are there companies whose sole purpose is to develop black boxes? For example, in 2010 in the Airblue Flight 202 ...
14
votes
4answers
8k views

Like transponders, can flight data recorders be turned off?

I never knew much about airplanes before the tragic incident of Malaysia 370. I have been spending a lot of time on Twitter reading various articles and investigations; in one of the articles I read, ...
1
vote
1answer
272 views

What does flight categories “C”, “G”, “T” etc. mean? [closed]

In a flight database that I'm working with on a project, there is a column of data called "flightCategory" with values "C", "G", "T", etc. Any idea what those actually mean? From what I understand, ...
26
votes
1answer
8k views

Do flight recorders float in water?

In a recent BBC article regarding the disappearance of Malaysian Airlines Flight 370 (MH-370), the writer refers to a US Naval officer's statement: Commander William Marks from the US Seventh ...
6
votes
1answer
537 views

Which aircraft are required to have a black box?

When is an aircraft required to have a Cockpit Voice Recorder or a Flight Data Recorder?