Protected: Neal @dirtclod Active 2 years, 1 month ago Activity Profile Friends Groups Forums Media Topics Started Replies Created Engagements Favorites Search topics: Forum Topics Started Viewing topic 1 (of 1 total) Topic Voices Posts Last Post AA1B–window open the Vertical Speed Indicator jumps to high numbers Started by: Neal in: Operation of Our Aircraft 2 3 2 years, 1 month ago Neal Viewing topic 1 (of 1 total)