Aviation Weekly Newsletter - Monday, September 29, 2014

Aviation newsletter

Top new questions this week: Why do fighter jets still have guns/cannons? I noticed that the "new" F-35 still has a GAU-22/A cannon installed in it -- albeit with only 182 rounds (more with ammo pods). Why do fighters still have cannon? The day of dogfighting is long … military fighter-jet   asked by RoboKaren 37 votes answered by Peter Kämpf 40 votes How common are cancelled landing attempts? I recently traveled from Stansted, UK to Skavsta, Sweden with Ryanair, and was informed that depending on the weather (it was very foggy), we might end up landing at Arlanda (~150 km from Skavsta) … safety landing weather   asked by user1013159 31 votes answered by Terry 29 votes Why does Class D overlap class B around SeaTac? ...and other Seattle Bravo airspace strangeness. I noticed KBFI's class delta overlaps SeaTac's bravo by 500 to 700 feet. Does anyone know which tower the overlapping airspace belongs to? Does it classify as Bravo airspace and do you need to hear … air-traffic-control airspace class-b-airspace class-d-airspace   asked by seattle272SP 7 votes answered by egid 6 votes What is the methodology for assigning airport codes? Pearson airport in Toronto has the airport code YYZ, which does not reflect the name Pearson or the city of Toronto. This seems contradictory to other IATA codes like LGA (Laguardia), JFK (John F … airport   asked by Alexa 7 votes answered by Burhan Khalid 6 votes If AWOS reports IFR conditions but I can see at least three miles, can I take off or land? The uncontrolled airfield where I have my airplane gets foggy in the morning occasionally, but there have been times when there is just a little fog where the AWOS station sits so it reports 1/4 mile … faa-regulations weather   asked by Eric 6 votes answered by Pondlife 2 votes when do we use IATA codes and when do we use ICAO codes? I found on this website several questions speaking of IATA, ICAO and airports codes. The fact that two identification codes for the same airport exist means there are cases where you use one, and … icao iata   asked by Manu H 5 votes answered by DeltaLima 4 votes when will Europe allow phones (to communicate) on planes? Currently USA has allowed phones to be used in commercial flights, is there a similar ruling coming to Europe or will my mid air Bluetooth battles have to wait? commercial-aviation easa-regulations cell-phone   asked by user3797758 4 votes answered by DeltaLima 1 vote Greatest hits from previous weeks: Why are the pitot tubes on supersonic combat aircraft so long? I've noticed that on combat aircraft the forward (nose-mounted) pitot tube is usually very long, on the order of half a meter to well over a meter on some aircraft. Why are they so long? Surely the … aircraft-design   asked by dotancohen 18 votes answered by Peter Kämpf 16 votes Why haven't quadcopters been scaled up yet? Why are quadcopters not flown by human pilots yet? Wouldn't they be more stable and easier to control than helicopters? helicopter   asked by ratsimihah 9 votes answered by Jan Hudec 15 votes Can you answer these? How common are 400Hz supplies in aircraft? I understand that 400Hz, 26Vrms power is found in a lot of aviation equipment. But how common is it? Is it in every plane and every instrument or is it restricted to certain sectors, like military, … electronics   asked by Dave 4 votes Which FAR/AIM addresses Shortest Turn to Assigned Heading vs Runway Traffic Pattern Today I was in a simulator on runway 20R at KSNA. ATC gave me a VFR clearance and told me to fly heading 080 on departure. The runway has right traffic. I turned right and was told by ATC I should … air-traffic-control visual-flight-rules traffic-pattern clearance   asked by seattle272SP 2 votes What is the proportion of active aircraft from CASL (commercial aircraft sales and leasing)? I recently discovered the existence of CASL and I understand they buy a lot of new aircrafts (e.g. BOC aviation ordered more than 80 B737 and about 40 A320 few weeks ago). I imagine those aircrafts … airline-operations   asked by Manu H 2 votes

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