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#11
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I must not be visualizing correctly what you are talking about. I was
thinking it was like a J laying on its side with the long leg being the runway and the short leg being beside the runway (assuming a pretty wide takeoff area). You start point away from the direction of takeoff and then make a sweeping turn onto the runway. However, if you do that wide enough to be at 20 knots when aligned with the runway, you will have a fairly large radius of turn and I'll bet you lose nearly as much as you gain. You're right, if done incorrectly, you don't gain much -- although even sloppily done, you still gain a bit. The trick is to maintain your momentum around the "J" turn. You have to hit the speed fast enough to maintain momentum, but not so fast that you tip your tricycle over! As someone mentioned, Cherokees are good for this, thanks to their wide stance. (A Tri-Pacer, for instance, might not fare as well, with its tall, more closely spaced gear...) -- Jay Honeck Iowa City, IA Pathfinder N56993 www.AlexisParkInn.com "Your Aviation Destination" |
#12
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Jay Honeck wrote:
I must not be visualizing correctly what you are talking about. I was thinking it was like a J laying on its side with the long leg being the runway and the short leg being beside the runway (assuming a pretty wide takeoff area). You start point away from the direction of takeoff and then make a sweeping turn onto the runway. However, if you do that wide enough to be at 20 knots when aligned with the runway, you will have a fairly large radius of turn and I'll bet you lose nearly as much as you gain. You're right, if done incorrectly, you don't gain much -- although even sloppily done, you still gain a bit. The trick is to maintain your momentum around the "J" turn. You have to hit the speed fast enough to maintain momentum, but not so fast that you tip your tricycle over! As someone mentioned, Cherokees are good for this, thanks to their wide stance. (A Tri-Pacer, for instance, might not fare as well, with its tall, more closely spaced gear...) Ok, got it. Since I fly mainly Cessna airplanes, this may not help as much. I've found that making a tight turn with my tail as close to the end of runway as possible and then running to full throttle and RPM before brake release works quite well, assuming the field isn't soft. Matt |
#13
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In article ,
Matt Whiting wrote: Ok, got it. Since I fly mainly Cessna airplanes, this may not help as much. I've found that making a tight turn with my tail as close to the end of runway as possible and then running to full throttle and RPM before brake release works quite well, assuming the field isn't soft. Matt Food for thought. That holding the brakes and bringing the power up is very costly in propellors if you operate from dirt/grass/gravel/rock/sand/etc. I much prefer having even 5 knots from a rolling start than any power added before brake release. |
#14
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In article ,
Matt Whiting wrote: Ok, got it. Since I fly mainly Cessna airplanes, this may not help as much. I've found that making a tight turn with my tail as close to the end of runway as possible and then running to full throttle and RPM before brake release works quite well, assuming the field isn't soft. Matt Hit enter too soon on the other post. This strip is about 700' long and exactly the width of Cessna main gear. G http://home.gci.net/~sncdfalk/flypics/ghshortfinal.jpg |
#15
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Dale wrote in news:notme-E6348E.12154125112007
@news.gci.net: In article , Matt Whiting wrote: Ok, got it. Since I fly mainly Cessna airplanes, this may not help as much. I've found that making a tight turn with my tail as close to the end of runway as possible and then running to full throttle and RPM before brake release works quite well, assuming the field isn't soft. Matt Hit enter too soon on the other post. This strip is about 700' long and exactly the width of Cessna main gear. G http://home.gci.net/~sncdfalk/flypics/ghshortfinal.jpg Cool. Bertie |
#16
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This strip is about 700' long and exactly the width of Cessna main gear.
G http://home.gci.net/~sncdfalk/flypics/ghshortfinal.jpg That does meet the definition of a "back country strip", doesn't it. Thing that jumped out at me was, "and it isn't even straight, when it just as easily could have been. There must have been alcohol involved when it got roughed out!" -- Jim in NC |
#17
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Dale wrote:
In article , Matt Whiting wrote: Ok, got it. Since I fly mainly Cessna airplanes, this may not help as much. I've found that making a tight turn with my tail as close to the end of runway as possible and then running to full throttle and RPM before brake release works quite well, assuming the field isn't soft. Matt Food for thought. That holding the brakes and bringing the power up is very costly in propellors if you operate from dirt/grass/gravel/rock/sand/etc. I much prefer having even 5 knots from a rolling start than any power added before brake release. I've heard this mentioned before, but frankly consider it an urban legend. I've never seen a prop on a Skylane pick up anything given the fairly generous prop clearance and I've seen many takeoff on gravel and grass strips and made many such takeoffs myself with nary a nick. Matt |
#18
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In article ,
Matt Whiting wrote: I've heard this mentioned before, but frankly consider it an urban legend. I've never seen a prop on a Skylane pick up anything given the fairly generous prop clearance and I've seen many takeoff on gravel and grass strips and made many such takeoffs myself with nary a nick. Matt LOL. Now that's funny. I've witnessed props on two occasions suffer serious damage due to picking up a rock from the surface. Once on a 182, the other a 206. |
#19
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In article ,
"Morgans" wrote: This strip is about 700' long and exactly the width of Cessna main gear. G http://home.gci.net/~sncdfalk/flypics/ghshortfinal.jpg That does meet the definition of a "back country strip", doesn't it. Thing that jumped out at me was, "and it isn't even straight, when it just as easily could have been. There must have been alcohol involved when it got roughed out!" The really run part is the big whoop-dee-doo about 2/3 down the strip. If you have much speed it throws you back into the air. |
#20
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LOL. Now that's funny. I've witnessed props on two occasions suffer
serious damage due to picking up a rock from the surface. Once on a 182, the other a 206. Me, too. In fact, one of the reasons I started "Friends of Iowa City Airport" was because our taxiway was returning to gravel, and my prop and stabilator were getting ruined. We learned to keep the RPMs under 1000, because rocks and pebbles won't be moved at that speed. -- Jay Honeck Iowa City, IA Pathfinder N56993 www.AlexisParkInn.com "Your Aviation Destination" |
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