vsi.ac material srew7 Face.004 Aircraft/AvroVulcanB2/Models/Effects/glass-uber vitre rotate vsi-Needle1 instrumentation/vertical-speed-indicator/indicated-speed-fpm -4000-243 -3000-223 -2000-197 -1000-158 -500-130 0-90 500-50 1000-22 200020 300047 400067 4.90647 -0.25538 1.10938 -1 0 0 range 0 5