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.
Underneath the surface, the GoPro's Hero4 Silver is basically the Hero3+ Black Editionâand that's a good thing. Its top-notch performance and new touch-screen display justify this action cam's $400 price tag.