Questions tagged [ultralight]

Questions regarding very lightweight powered aircraft.

10 questions with no upvoted or accepted answers
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11
votes
2answers
534 views

What is the primary reason that the non-towered airports KACV and KTVL have E4 extensions to E2 airspace?

NOTE-- this question is not about why it was desired to protect the airspace that ended up within the E4 "extensions". Rather, this question is about why that was done by designating that airspace as ...
5
votes
0answers
102 views

Do UL aircraft complying with LTF-UL need to copy an existing design pattern?

With my current pipe dream being to get physically involved in aviation instead of only theoretically, I looked into the regulations for ultralight planes in Germany. On multiple occasions in the ...
4
votes
0answers
53 views

Would FAR 91.227, or any other regulation, forbid use of ADS-B-out in an unregistered ultralight?

Would FAR 91.227, or any other regulation, forbid use of ADS-B-out in an unregistered ultralight? Could the N-number field simply be left blank, without violating any regulation or law? One possibly ...
3
votes
0answers
103 views

In the US, can airspace simultaneously be E2 and E4? What happens at KSTC to the airspace in the dashed magenta boundary when the tower closes?

In the US, can the same airspace simultaneously be E2 and E4? Consider the case of KSTC -- St. Cloud Regional Airport, MN. http://vfrmap.com/?type=vfrc&lat=45.546&lon=-94.059&zoom=10 On ...
1
vote
1answer
370 views

In reference to airspace, what does the FAA mean by “within the lateral boundaries of”? Is this construed to also imply a vertical limit?

Several FARs use the phrase "within the lateral boundaries of" (x airspace). What does the FAA interpret this phrase to mean? Specifically, what is the vertical extent of the airspace encompassed by ...
1
vote
0answers
249 views

How can Schrenk approximation be used to model lift load on a rectangular wing?

How can I use Schrenk approximation to calculate load distribution on my rectangular wing? A worked example will be appreciated.
1
vote
0answers
117 views

How are the landing, takeoff, and cruise speeds calculated for my homebuilt ultralight?

How can I calculate the takeoff, landing, and cruise speeds of my ultralight with a total weight (with load) of 120 kg, average air density of 1.23 kg/m3, wing area of 13.18 m2, and a coefficient of ...
1
vote
0answers
181 views

Is it technically feasible to dampen the control stick in an Autogyro?

The control stick in a gyrocopter is too wobbly for a glider pilot's liking. Is there a way to dampen the stick in a Gyrocopter [Eg. the Air command] to make it feel as smooth and light as one would ...
0
votes
1answer
189 views

What indication has the FAA given that phrases like “surface area of Class E airspace designated for an airport” do or don't include E4 “extensions”?

This question pertains to the airspace of the USA. The dashed magenta shape on the sectional chart around KGUP depicts the horizontal extent of the Class-E-to-surface at KGUP. Inside this perimeter, ...
0
votes
1answer
211 views

May an ultralight vehicle pass directly above KEGE at 9200 MSL at 1600Z with no prior authorization without violating FAR 103.17?

May an ultralight vehicle pass directly above KEGE at 9200 MSL at 1600Z with no prior authorization without violating FAR 103.17? http://vfrmap.com/?type=vfrc&lat=39.643&lon=-106.916&zoom=...