The Kopp–Etchells effect is a sparkling ring or disk that is sometimes produced by rotary-wing aircraft when operating in sandy conditions, particularly...
10 KB (1,024 words) - 02:30, 29 September 2024
Michael Yon (section Kopp–Etchells effect)
The effect is caused by the pyrophoric oxidation of eroded particles and is known as the Kopp–Etchells effect. Michael Yon observed the effect while...
36 KB (3,980 words) - 13:05, 11 September 2024
the effect while accompanying U.S. soldiers in Afghanistan. When he discovered that the effect had no name he coined the name Kopp–Etchells effect after...
56 KB (6,871 words) - 13:32, 25 November 2024
articles Pilot error Brownout Spatial disorientation Bárány chair Kopp-Etchells effect Controlled flight into terrain Saladin, Kenneth (2012). Anatomy &...
22 KB (2,695 words) - 02:29, 29 September 2024
Fielded to First US Army Unit" Italian Chinooks – CASR Article The Kopp-Etchells Effect – CH-47 Night Landings in Afghanistan Archived 20 August 2009 at...
132 KB (12,492 words) - 06:06, 16 November 2024
encountered during night brownout landings. Yon, Michael (2009-08-17). "Kopp-Etchells Effect". Michael Yon Online. Michael Yon Online. Sometimes the halos appear...
26 KB (2,748 words) - 23:45, 6 September 2024