by NWade » Sat Aug 08, 2020 12:19 pm
Remember that there is a distance component to dB measurements so comparing values is not necessarily useful unless we know where in the cockpit the meter was held, and whether it was mounted to any surface (which will add in vibration and conduction).
—Noel
(Who used to wrench on race car teams that knew when to briefly lift off the throttle at Laguna Seca, to avoid tripping the stringent noise limit sensors there) ;-)