WebJan 18, 2024 · Chris, I can speak to this from an aircraft sales perspective. The industry norm is to use Flight time (when available) as the measure of engine and airframe time. … WebOct 25, 2024 · Another difference between Hobbs time and tach time is the way they are measured. While Hobbs time is measured with a Hobbs meter, tach time is measured by a …

Correct method to log time Hobbs or Tech - PPRuNe Forums

WebDec 27, 2024 · Hobbs time refers to the time shown on the Hobbs meter and generally records the duration the engine is running, using oil pressure. In some aircraft, the Hobbs meter is activated by the master switch being turned on, in others, it’s activated by a pressure switch connected to the landing gear. WebAug 31, 2012 · August 31, 2012 by Craig Peyton. Introduction to Tach Time. Tach Time is calculated based on the average cruise RPM for your aircraft. Tach Time is accumulated once per second, using the following calculation: Tach Time = Tach Time + (Current RPM / Average Cruise RPM). Tach Time is true (counting at 1:1 with HOBBS), when your current … bwic with services

What is the difference between Tach Time and HOBBS Time?

http://www.tssflyingclub.org/rates/ WebMar 15, 2024 · The difference between Hobbs and tach time is the following: Hobbs Time: The time from when the engine starts to when the engine stops. Tach Time: At cruise … Web1. Stronger_Raven • 7 yr. ago. I use 1.3 conversion from tach. Keep in mind, that my base is a busy class delta so there is some taxi and hold short time that helps make sense of the 1.3 rate. I normally fly long cross country flights (2 hours each leg) though and it might be a tad high for those. 1. bwid03 msicloudpm