The rise of the ramp is the vertical dimension and the horizontal projection or run of the ramp is the horizontal dimension. If the slope of a ramp is between 1:12 and 1:16, the maximum rise shall be 30 inches (760 mm) and the maximum horizontal run shall be 30 feet (9 m).
GoPro, Inc. (formerly Woodman Labs, Inc), is an American manufacturer of action cameras, often used in extreme-action videography.
Yi Technology's next action camera promises to capture 4K at 60fps. GoPro unveils a low-cost action camera with WiFi. If you've wanted a low-cost GoPro camera so far, you've had to forego wireless. That's a big sacrifice, especially when an increasing number of competitors can do more for less. The company is finally seeing the light, however.