One atmosphere corresponds to 1.01325 x 10 5 Pa. These gauges are mechanical and use the deformation of a curved, sealed, hollow tube to indicate its internal pressure. Such a gauge is called a ...

The National Oceanic and Atmospheric Association Weather Observer Network uses a manual gauge with an 8-inch opening. A funnel collects the rain into a tube, and then a stick is inserted for a ...

"Knob and Tube" refers to a type of wiring commonly used from the late 1800’s until the 1940’s. At the time it was cost ...

Finding the gauge’s Bourdon tube intact, he got to work constructing a method of generating motion without the need for actual steam. The solution was to mount a continuous rotation servo ...