This can happen in a violent storm which throws the plane around, for example, because the artificial horizon
can easily be misread.
Each subject was given an explanation of the nature of an inside-out artificial horizon
display and the relation of movements of the control stick to responses of the horizon.
The type of aircraft and helicopter Robinson R44, four-seater with dual control (for student and instructor), the helicopter should be equipped with instruments guidance and navigation (speedometer, altimeter, altimeter, artificial horizon
, compass, inclinometer transverse radio, transponder and receiver and indicator VOR) and equipment to fly in the face-down cabin and night flights.
With the wings level, I glanced at my "steam-gauge" instrument panel to check things and noticed the vacuum-powered artificial horizon
indicating a 20-or-so-degree bank.
Instruments available for spatial orientation by 1932 included the inclinometer, turn indicator, climb indicator, air speed indicator, spinning top, Sperry Artificial Horizon
, Sperry Directional Gyro, the pitch-azimuth indicator, the flight integrator (described below), and the Air-I-Zon (an early version of angle-of-attack).
The attitude display mimics a traditional artificial horizon
with blue sky and brown ground.
An early artificial horizon
looked just like a modern version, but it was bigger and all black, except for the radium paint that glowed in the dark to illuminate the horizon bar and the bank markings.
In fact, this artificial horizon
reproduces the effects of the sun in transit above the Venetian Mediterranean, but a condensed version: Within fifteen minutes, every viewer can experience the rich range of color and varying degrees of brightness of light on a single day, from sunrise to sunset.
For 15 minutes that was the most worried I'd been, but I was sharp enough to keep an artificial horizon
and got back to Biggin Hill - more by luck really.
Bindings were made of lamp wick, tent poles were made of bamboo and Scott used a sextant and artificial horizon
to work out his position to within 100 metres -- without batteries.
Plus, are we talking about the visible horizon, the rational horizon, the artificial horizon
, the mental horizon, or the horizontal bar to plain speaking.
The crew had reported problems with the artificial horizon
and requested permission to return to Leeds-Bradford Airport, an inquest in Leeds was told.
Mid-Continent Instruments, headquartered in Wichita, Kansas will provide their new 2" Artificial Horizon
Indicator, while Aerosonic will provide their popular 2" mechanical Altimeter and Airspeed indicators.
The Thales IESI performs three essential back-up functions: artificial horizon
, altimeter and airspeed indicator, all in a single Line Replaceable Unit (LRU).
I have a question about the article, "Flying with Gadgets," in the February 2013 issue: On the cover, an artificial horizon
is displayed on an iPhone.