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Search: Posts Made By: FCSoverride
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Forum: Tech Log
18th Feb 2014, 20:43
Replies: 813
Views: 154,497
Posted By FCSoverride

Phugoid

Hi HazelNuts39. I recall reading about those two events a while ago, though I have lost familiarity with them now. The impression I got (I might be wrong), from one of those events, was that the...
Forum: Tech Log
18th Feb 2014, 11:52
Replies: 813
Views: 154,497
Posted By FCSoverride

Phugoids

On the subject of phugoids and attempting to clarify them… firstly, I must stress that I am NOT an Airbus man and am only familiar with publicly available information on the a320 FCS.

My...
Forum: Military Aviation
26th Jan 2012, 14:56
Replies: 26
Views: 5,470
Posted By FCSoverride

There is no feedback to the stick. It is just a...

There is no feedback to the stick. It is just a spring and damper. Is it artificial feel? I leave that to be answered by pilots.
Forum: Military Aviation
26th Jan 2012, 12:24
Replies: 26
Views: 5,470
Posted By FCSoverride

For the system I am familiar with (on a pointy,...

For the system I am familiar with (on a pointy, grey aeroplane), there is no artificial feel. Basically, the more you pull or push, the harder it gets to do so. If I recall, the relationship between...
Forum: Military Aviation
31st Aug 2011, 17:20
Replies: 83
Views: 10,765
Posted By FCSoverride

I think.... momentum is mass x velocity. Velocity...

I think.... momentum is mass x velocity. Velocity is a vector, thus momentum is a vector too, i.e. it has both magnitude and direction.

What this means is that, even at constant "speed" momentum...
Forum: Tech Log
13th Jul 2011, 05:30
Replies: 6
Views: 3,387
Posted By FCSoverride

FT, There are a few things I would like to...

FT,

There are a few things I would like to clarify. When you refer to the "coverage volume", how are the boundaries of this volume defined for a specific airport/ runway, e.g. are they defined...
Forum: Tech Log
12th Jul 2011, 10:39
Replies: 6
Views: 3,387
Posted By FCSoverride

DDM = Difference in Depth of Modulation. The...

DDM = Difference in Depth of Modulation. The localiser is formed from two radio beams of different frequency. They are each pointed in slightly different directions, with some overlap. The...
Forum: Tech Log
12th Jul 2011, 09:42
Replies: 6
Views: 3,387
Posted By FCSoverride

ILS Localiser Beam Characteristics

Can anybody shed some light on what typical ILS localiser DDM characteristics are like as an aircraft traverses the beam? The reason I ask is because in ICAO Annex 10, section 3.1.3.7.4, it suggests...
Forum: Tech Log
11th Feb 2009, 13:59
Replies: 12
Views: 7,644
Posted By FCSoverride

Thanks very much for all the help. I have...

Thanks very much for all the help. I have located myself a copy of annex 10. The model problem is now solved :)

Cheers.
Forum: Tech Log
11th Feb 2009, 09:53
Replies: 12
Views: 7,644
Posted By FCSoverride

Thanks for the very prompt responses! Blenk, I...

Thanks for the very prompt responses! Blenk, I think you may have hit the nail on the head. I am using 8deg from the antenna location, rather than the runway centerline.

Cheers.
Forum: Tech Log
11th Feb 2009, 09:06
Replies: 12
Views: 7,644
Posted By FCSoverride

ILS Glideslope Antenna Positioning

I'm working on control laws for an auto approach system. To test them, we are using a simple model of the ILS to provide inputs to the control laws and aircraft model. One issue I have noticed is...
Showing results 1 to 11 of 11


 
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