Assume

Assume – yep, we all know what those letters stand for. I can’t speak for “u” but assuming has made an ass out of “me” more than once. There’s a fair amount of assuming attached to any endeavor, including engine data analysis....

Flux Capacitor

There’s a running gag in my family when a mechanical device isn’t performing properly. It takes three people. After the owner of the device has described the symptoms in detail to the other two people, they offer suggestions about what’s causing the...

Bang For Your Buck I

I have written about this before, but not in two years, and with lots of new clients and a couple of new Savvy services in that time, it seemed like a good time for a biennial review. The comedians are fond of saying, “Timing is everything.” I think the quality of the...

The Fat Lady Sings

One of the first steps of engine data analysis is evaluating the reliability of the data. In recent Puzzlers we’ve seen probes that didn’t fail spectacularly, they just kept sending data that was almost believable, and could – if you saw it in...

You Need Coolin’

Flying is full of great and memorable sounds. I’ll never forget how quiet the cockpit was after lifting off for my first solo – compared to hours of hearing my CFI issue verbal corrections or way-to-gos. It was just the engine and the air. I can...