I ordered one of these and will be using it at an auto-x this sunday and I had a question about defining the course when using an external GPS. Do I just use the phone GPS to define the start/stop triggers or should i carry the Dual XGPS160 with me on my course walk and use it to define the start/st...

Need to check, but LapTimer probably uses Bar for MAP export with 1 Bar = 100 kPa Thanks Harry! I really appreciate you taking the time to answer me. It looks like you're right, its in Bar. The part I was missing was to subtract out 1 atmosphere in my conversion. If I multiply it by 14.5 then subtr...

Hi! I did my first autocross with Harry's LapTimer over the weekend and am still trying to figure out the best way to sync the data log data to video from my Contour Roam2 camera. I had the app set to start the time when i went over the starting line and stop it when i go over the finish, but from i...

Hi! I just recently became a LapTimer Petrolhead edition for android user. I used it this last weekend to data log an autocross in my 2015 Subaru STI via OBDLIMK MX via Bluetooth. I was going through my data-log from the runs and was trying to figure out how to convert the data from the MAP sensor t...