Originally Posted by RichardV6
Stand to be corrected but 95dBm springs to mind as the track limit at our local Snetterton circuit. My M3W with MMC stage 1 pipes did pass test on a residents track session but I was ultra gentle on the throttle innocent

BTW I have a free app, Sound Meter, on my Android phone that records and displays dynamic sound levels in dBm. Not sure how accurate mind.


I have a App on my phone but not to accurate when you get to the upper range.

I think the DB is over track limits so I'll need to look at a slip on slip off something I can use