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M61A1

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Everything posted by M61A1

  1. I got matte black. Great for when you’re on NVGs. Does get a bit warm though in Qld summer.
  2. Anything can be a UFO.....If you're crap at identifying things
  3. I hope you won't be offended when I say that it has a charming 1950s soviet era look to it.......
  4. To my knowledge they are percussion activated, using a sear and striker similar to an ejection seat. There are various types. Some use a rocket, some CO2, a drogue gun type and spring powered.
  5. The line could be on your EFB map or your paper map, it doesn't matter. If you know where you are on the map by reading map to ground and ground to map you will know when you are about to cross a frequency boundary because you will be crossing a line on your map.
  6. Still missing one.....Proper Prior Preparation Prevents P1ss Poor Performance
  7. What I was told (from memory) by a well known design engineer was that at least 30% of the rudder needed to be outside those lines to be effective to stop spin rotation. There are other fixes like limiting CoG or elevator authority and strakes or combinations of any of these, but a good design is a better starting point.
  8. Maybe??? https://aviation-safety.net/wikibase/144489
  9. If you are navigating properly instead of just following the line, you will know exactly when you are crossing a frequency boundary.
  10. Perhaps you could explain how most of these relate specifically to EFBs? I mean really,......all the information you could possibly want is right there accessible in a moment, better than it ever was and you think EFBs are to blame...... And do you have any data on incursions prior to EFBs?
  11. There are plenty of kneeboards that do both. Just in case you do get an EFB later. I made one, but there are ones on the market that are soft or metal that will hold an iPad or mini (A5 size) with a cover and clipboard on top, which I find is good as it stops the iPad overheating in direct sunlight on hot days. My metal one is unpainted to reflect heat better. Black is bad for absorbing heat. It also has a space between the back of the iPad and my leg to allow airflow and the back plate acts as a heatsink. A lot of chopper pilots I know use these.... https://www.amazon.com/dp/B007SQEPJ6?tag=aircraft-compare-20&linkCode=ogi&th=1&psc=1
  12. That's the best and cleanest way to get the resin through the fabric. A 2M roll of plastic comes folded in half. Just put the fabric between the fold spread the resin over it, fold the top over and work the resin through the fabric. Great for patches too, or anything where you need to cut out shapes as you can mark out your patterns with correct clock orientation before you mix you resin and just cut them out and peel them like stickers.
  13. Yep, I loved it as a kid. I have some of the series now. It's interesting to watch just for the F4U and actual gun camera footage, but the acting is over the top. Robert Conrad's flight suit was so tight I reckon his scrote must have been damaged. Funny watching cockpit scenes where they yell into the throat mic over the noise, but that tach is on zero as is the ASI and VSI while they're "manoeuvring" all over. Some serious over acting.
  14. I have reposted it as it seems to have disappeared.
  15. It was there before. I can’t get the image now either.
  16. I'm not suggesting other countries don't have any issues but that was just so typically Australian. We always have to re-invent the wheel but with flat sides.
  17. I checked it on wiki.....I had to laugh...Because of protracted development, it wasn't completed until after the war when it was made obsolete by jet aircraft. How Australian is that?
  18. Looks to me as virtually the whole rudder is blanketed...... [ATTACH type=full]50775[/ATTACH]
  19. These will be the same idiot beancounters that have a fit about penalties built into contracts being applied because spares weren't available, but because it's from a "different bucket of money" despite being from the same company, can't see any connection between the two. It doesn't help that those negotiating the contracts always take the cheapest options, walk away with their rewards for being frugal while those left suffer the nightmare of no spares or support because that would have made the contract more expensive.
  20. I can't argue with your facts, but the point I was trying to make was just how quickly new machines were developed and manufactured on both sides compared to the timeframes today. I know that today's airframes are far more complex, but there are other regulatory hindrances at play too. I don't find the issue of keeping spares in stock difficult to comprehend, they still do the same now, they haven't learned.
  21. I've deliberately left the Aussie stuff out....I can't think of any successful military designs we've had. Maybe someone will come up with something? The Wirraway, Boomerang and Nomad were nothing to be proud of.
  22. Maybe with the right technology we could do it, but it's not new. They've been working on variable geometry for years, decades even. They've tried to make flexible wing surfaces to change camber and wing area, but ended up with fowler flaps and slats and a swing wing such as the F-111 and F-14. eventually those were scrapped and we returned to simpler airfoils of better design. I have wondered if anyone might use a variation of the idea for helicopter rotor blades though. Having blades which change geometry to control the aircraft instead of airframe mounted servos through a swashplate and PCRs. Such a machine could track and balance the head automatically instead a series of adjustments on the ground that have to suit all flight regimes.
  23. I often think about that........I watched a doco a while back about the German war machine. When they started mass production of the BF-109 (these are rough figures from memory), in the first year they made about 3000, the second around 7000 and the third around 13000. The P-51 was 102 days from ordering to having the first prototype. Seems we are doing well now if we can get an aircraft from prototype to operational in 10 years or more.
  24. So, all of them then?....
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