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Search: Posts Made By: syseng68k
Showing results 1 to 35 of 297
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Forum: Rumours & News
21st Apr 2019, 14:06
Replies: 5,109
Views: 13,088,564
Posted By syseng68k

Haven’t posted here for a while and semi retired...

Haven’t posted here for a while and semi retired now, but also electronics / software engineer, three decades plus including avionics systems exposure. Have read this thread and amazed that such a...
Forum: Computer/Internet Issues & Troubleshooting
8th Aug 2018, 17:37
Replies: 4
Views: 881
Posted By syseng68k

If I click on archive, it just takes me to a pda...

If I click on archive, it just takes me to a pda version of the main index, so looks like a broken link. Ideally, this should be within the search function, as I can search using a variety of...
Forum: Computer/Internet Issues & Troubleshooting
8th Aug 2018, 12:28
Replies: 4
Views: 881
Posted By syseng68k

Download Old Posts ?

Hi,

Apologies if this has been answered before, but is there a way to download all previous posts as a file, either plain text, pdf or zip compressed ?. I can do a search and find them all, but...
Forum: Passengers & SLF (Self Loading Freight)
1st Jun 2017, 13:41
Replies: 634
Views: 302,375
Posted By syseng68k

The Register article and comments deleted ?...

Just checked a few minutes ago and The Register article and comments appear to have been deleted, leaving no trace. Wonder if they have had some heavy lawyers letters to shut them up ?...
Forum: Passengers & SLF (Self Loading Freight)
31st May 2017, 23:59
Replies: 634
Views: 302,375
Posted By syseng68k

I've been wading through it as well. All the...

I've been wading through it as well. All the breathless gushing may be necessary for investors, but are they actually saying anything, other than endless efforts to reduce the cost base ?. From what...
Forum: Passengers & SLF (Self Loading Freight)
30th May 2017, 14:50
Replies: 634
Views: 302,375
Posted By syseng68k

Seen at The Register, quote of the day imho: ...

Seen at The Register, quote of the day imho:

"A modern airline is an IT business, one that just happens to fly aircraft. "

As with most other businesses these days, though it doesn't seem to...
Forum: Rumours & News
23rd May 2016, 13:20
Replies: 1,184
Views: 2,629,664
Posted By syseng68k

FAA and the industry ?. A cynic might see that as...

FAA and the industry ?. A cynic might see that as a a similar situation to vehicle engine testing, where the industry has been gaming the system for years in collusion with the regulators. Not a...
Forum: Rumours & News
23rd May 2016, 13:07
Replies: 1,184
Views: 2,629,664
Posted By syseng68k

Modern electronic components use materials that...

Modern electronic components use materials that don't support fire, nor do the printed circuit boards. If a component fails and burns out, then there may be localised charing of the printed circuit...
Forum: Rumours & News
22nd May 2016, 18:01
Replies: 1,184
Views: 2,629,664
Posted By syseng68k

So there is a minimal control, but sounds fairly...

So there is a minimal control, but sounds fairly primitive in terms of safely landing the a/c, especially if flight displays are compromised. Also, would the engines keep running, fuel pumps etc ?....
Forum: Rumours & News
22nd May 2016, 17:25
Replies: 1,184
Views: 2,629,664
Posted By syseng68k

anengineer: #586 As you say, pure fbw, with...

anengineer: #586

As you say, pure fbw, with no mechanical backup.and the a/c cannot fly at all without the electronics. .It's surprising therefore that there is no fire suppressant around the...
Forum: Military Aviation
6th Feb 2016, 17:44
Replies: 47
Views: 48,873
Posted By syseng68k

Thanks :-)... I guess those who are paid to...

Thanks :-)...

I guess those who are paid to verify that the system works as intended
never have to listen at the end of a radio link. Radio receivers have to deal
with a very wide range of...
Forum: Military Aviation
1st Feb 2016, 14:35
Replies: 47
Views: 48,873
Posted By syseng68k

Bit late getting to this one, but used to listen...

Bit late getting to this one, but used to listen to Volmet on 5450KHz
regularly years ago to get local pressure readings (Benson) for a rough
check of instrument calibration. A rather formal male...
Forum: Accidents and Close Calls
23rd Aug 2015, 13:40
Replies: 1,087
Views: 1,028,858
Posted By syseng68k

It always seems strange to me that airshows and...

It always seems strange to me that airshows and other potentially dangerous / risky events go go on for decades without anyone batting an eyelid, yet as soon as there's a significant accident, loads...
Forum: Aviation History and Nostalgia
12th May 2015, 16:36
Replies: 7
Views: 3,800
Posted By syseng68k

Bit late getting back this. Looks like the...

Bit late getting back this. Looks like the project temporarily on hold, no funds, but many thanks for all the replies.

I think the Comet starting system was the model for this conversion. They...
Forum: Aviation History and Nostalgia
12th Apr 2015, 22:22
Replies: 7
Views: 3,800
Posted By syseng68k

Lightning T5 Starting System

The Lightning is a T5 variant, based at Cranfield, maintained by a team of volunteers and fast taxi run on various dates during the summer months. More info can be found at: lightningt5.com.
...
Forum: Rumours & News
12th Apr 2014, 11:10
Replies: 11,831
Views: 24,158,217
Posted By syseng68k

thommo101, #9906: There various schemes...

thommo101, #9906:

There various schemes that could be used to mitigate that. For example, the beacon receiver could be switched on for just a short period, much as the transmitter is, to...
Forum: Rumours & News
7th Apr 2014, 16:47
Replies: 11,831
Views: 24,158,217
Posted By syseng68k

BillS, #9512: In wonder if they have the...

BillS, #9512:

In wonder if they have the capability to use sar techniques to get a better idea of position. I know the pinger is one way, but it should be possible to correlate reception over...
Forum: Rumours & News
25th Mar 2014, 15:54
Replies: 11,831
Views: 24,158,217
Posted By syseng68k

Strongeagle: In the early days, hard drives...

Strongeagle:

In the early days, hard drives used stepper motors to position the heads and this was followed by voice coil actuators as density increased. In both cases, one could expect that data...
Forum: Rumours & News
25th Mar 2014, 14:04
Replies: 11,831
Views: 24,158,217
Posted By syseng68k

Lapp, #8026: Wrong attribution - it...

Lapp, #8026:

Wrong attribution - it might help if you could actually verify who said what before posting :-).

My original post was in reply to James890 as follows, #7968:

...
Forum: Rumours & News
24th Mar 2014, 23:55
Replies: 11,831
Views: 24,158,217
Posted By syseng68k

James890: Data remanence on CVR? If...

James890:

Data remanence on CVR?

If they were still using magnetic tape, then there may be a chance to recover earlier recordings, much as overwritten hard drive data can sometimes be recovered...
Forum: Rumours & News
24th Mar 2014, 22:03
Replies: 11,831
Views: 24,158,217
Posted By syseng68k

Unixman: Let's try an example: Assume that...

Unixman:

Let's try an example: Assume that the satellite is directly above the equator, also that the a/c is north of the equator and flying south.

As the a/c approaches the equator, doppler...
Forum: Tech Log
18th Sep 2013, 13:19
Replies: 200
Views: 41,813
Posted By syseng68k

You could argue that allowing the ins to be reset...

You could argue that allowing the ins to be reset when the a/c was not on the
ground was a system design failure. Even if you could reset with wings level
in flight, all you have then is an...
Forum: Rumours & News
15th Aug 2013, 15:29
Replies: 119
Views: 85,591
Posted By syseng68k

Ian W Tell a lie often enough and it becomes...

Ian W
Tell a lie often enough and it becomes the truth eh ?.. In fact it's not yet been
determined to any degree of certainty that the ELT was responsible for the
fire. The investigation is...
Forum: Tech Log
15th Aug 2013, 15:10
Replies: 13
Views: 5,490
Posted By syseng68k

I'm not being critical of the present owners,...

I'm not being critical of the present owners, just wondering why we
didn't have the vision and balls to keep it uk owned. The buyers
(Was it Honeywell ?) obviously saw value and synergy in the...
Forum: Spectators Balcony (Spotters Corner)
15th Aug 2013, 13:57
Replies: 19
Views: 7,703
Posted By syseng68k

That's ok then, we can all go back to sleep. Are...

That's ok then, we can all go back to sleep. Are these people
serious, a major safety related fault and noone needs to
worry ?. The complacency and related excuses are astounding.

The first...
Forum: Tech Log
9th Aug 2013, 18:59
Replies: 13
Views: 5,490
Posted By syseng68k

I did say probably :-). The very first and older...

I did say probably :-). The very first and older HUD's did use
vector graphics, but that technology dates back to the 1960's and
the days of early graphics terminals such as Tektronix. It was the ...
Forum: Tech Log
9th Aug 2013, 13:18
Replies: 13
Views: 5,490
Posted By syseng68k

Aviation technology often lags the state of the...

Aviation technology often lags the state of the art by a considerable
margin, because the design process and lifetimes can run to decades.
This is also dictated by the approvals process, which...
Forum: Rumours & News
8th Aug 2013, 20:38
Replies: 119
Views: 85,591
Posted By syseng68k

I've been following this tread and not on...

I've been following this tread and not on holiday, but seems no real info on what the actual cause and circumstances of this "event" were. My thoughts originally were that perhaps it was another of...
Forum: Engineers & Technicians
25th Jul 2013, 22:49
Replies: 1,150
Views: 724,983
Posted By syseng68k

Ian W: I'm going to look b awkward again,...

Ian W:

I'm going to look b awkward again, but laptop batteries are rechargeable and
use a different chemistry. We all know some laptop batteries have had issues,
but it's not really relevant to...
Forum: Engineers & Technicians
25th Jul 2013, 21:35
Replies: 1,150
Views: 724,983
Posted By syseng68k

That looks pretty convincing. Had it ever been...

That looks pretty convincing. Had it ever been dropped / physically abused,
was it a manufacturing defect or what ?. Compared to the size of the bricks,
those batteries look much larger than the...
Forum: Engineers & Technicians
25th Jul 2013, 19:13
Replies: 1,150
Views: 724,983
Posted By syseng68k

DWS: Abrasion, loose terminals, crimps or other...

DWS:
Abrasion, loose terminals, crimps or other electrical problem generating
enough heat to cause a fire. I think that's a much more likely scenario, as the
energy density required to set light...
Forum: Engineers & Technicians
24th Jul 2013, 23:04
Replies: 1,150
Views: 724,983
Posted By syseng68k

SoS: Agreed, but to get a short circuit, you...

SoS:
Agreed, but to get a short circuit, you need current flow from one terminal
of the battery to the other. Even if one side were grounded before the fuse,
the other side would still be...
Forum: Engineers & Technicians
24th Jul 2013, 17:40
Replies: 1,150
Views: 724,983
Posted By syseng68k

Kenneth: ...and, curiously, the smashed...

Kenneth:

...and, curiously, the smashed wires that are said to have caused the fire are still in good enough condition
that the "smashing" is evident. One would expect that such wire would need...
Forum: Engineers & Technicians
24th Jul 2013, 17:14
Replies: 1,150
Views: 724,983
Posted By syseng68k

Shirley shom mishtake (that's enough of that. ed)...

Shirley shom mishtake (that's enough of that. ed) :hmm:
Forum: Engineers & Technicians
24th Jul 2013, 17:07
Replies: 1,150
Views: 724,983
Posted By syseng68k

slacktide: Hardly the same conditions, is it...

slacktide:

Hardly the same conditions, is it ?, as in your example, there isn't the
cooling effect of the outside air rushing by at -50C. The aluminium pan on
a gas stove boiling water is a far...
Showing results 1 to 35 of 297
 
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