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Search: Posts Made By: Vac
Forum: Safety 07-21-2021, 10:26 AM
Replies: 25
Views: 3,874
Posted By Vac
Figs, Excellent. Sounds like a solid plan. ...

Figs,

Excellent. Sounds like a solid plan.

The Dynon system is designed for progressive stall warning, so the tone is designed to "get your attention" I suspect. That's why we worked to make...
Forum: Safety 07-11-2021, 07:49 AM
Replies: 25
Views: 3,874
Posted By Vac
What "Bleeding Energy" Sounds Like

If there is more drag than thrust, the airplane is going down/slowing down (or both). One expression for this is "mushing" or we say we are "on the back side of the power curve." Fighter pilots...
Forum: Safety 07-06-2021, 07:04 AM
Replies: 25
Views: 3,874
Posted By Vac
Figs, Excellent. Sound plan. We worked hard to...

Figs,

Excellent. Sound plan.

We worked hard to make the fast tone and the ONSPEED solid tone cues pleasant so that it's "readily internalized" as the human factors folks would say--you only notice...
Forum: Safety 07-04-2021, 09:58 PM
Replies: 25
Views: 3,874
Posted By Vac
More Dynon Info

Figs,

I found some old slides from our OSH briefing in 2018. If (big if) your Dynon is measuring 100% lift during stall with landing flaps, then the first two slides...
Forum: Safety 06-30-2021, 12:26 PM
Replies: 25
Views: 3,874
Posted By Vac
Figs, Short answer: fly some practice...

Figs,

Short answer: fly some practice approaches at 1.25-1.35 times Vs Flaps 40 in still air and note the indication with your current calibration. Dynon has a selectable tone pattern; so, pick...
Forum: Safety 06-23-2021, 08:57 AM
Replies: 25
Views: 3,874
Posted By Vac
Hi Larry, Yup. Your "green dot" if it's...

Hi Larry,

Yup. Your "green dot" if it's calibrated properly...it's the AOA associated with the speed = .76 x L/Dmax speed; and that's gonna' be 1.25-1.35 x stall in most airplanes (at 1G).

It...
Forum: Safety 06-23-2021, 03:10 AM
Replies: 25
Views: 3,874
Posted By Vac
What Energy Sounds Like

We know that "energy" is the algebra of how we convert thrust into altitude and/or airspeed, and how we use a combination of pitch, roll (lift vector placement) and throttle to work the variables in...
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