On 12/18/2017 1:49 PM, Mike Stirewalt via KRnet wrote:
I don't see why people are comparing a fuel flow meter to a dipstick. As
far as I can see they don't have anything to do with each other. A fuel
flow gauge gives real-time consumption information. A dipstick is
basically something to make jokes about. Hardly useful in the air.
From what others are posting it sounds like a calibrated dipstick, when
used with a working clock and given a known fuel burn per hour based on
experience, is a more dependable source of information, given the
reliability of the sensor. It's simply a reliable alternate source of
When I had the Tripacer I could estimate the fuel required to refill the
tank after a two or three hour flight to within one or two tenths of a
gallon. That's close enough for my comfort given my personal reserve
requirement and the $$$ needed to spend to get maybe 1/10 of a gallon
more accurate. A dipstick is not a joke, it's a tool. It wouldn't
surprise me if the caveman used a dipstick to measure the depth of the
stream before crossing.
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