Does anybody know the source of those little hand-held calculators some of us use to help in pill changes or figuring density altitude at the drags/lakes? Monte Osborn, the guy with the Ardun powere
I found one place on the net, no experience with their products I was just surfing. http://www.altalabinstrument.com/ Jim in Palmdale, who is too cheap to buy one some at years
Try www.computech.com . They offer a RaceAir ( $349.) digital weather station. It features automatic air sampling. It will automatically calculate values for Air Density, Density Altitude, Vapor Pre