Category
page 1Recording
video camera
camera used for electronic motion picture acquisition
quipu
thumb|259x259px|Quipu in the Cleveland Museum of Art in Cleveland, Ohio.
Quipu ( ), also spelled khipu (, ; , ), are record-keeping devices fashioned from knotted cords. They were historically used by various cultures in the central Andes of South America, most prominently by the Inca Empire.
electronic voice phenomenon
parapsychology recordings with anomolous haunting sounds investigated as spirit voices
data storage
recording (storing) of information (data) in a storage medium (physical or digital)
hidden camera
type of camera used to make film or video recordings of people without the people recorded noticing
loudness war
increasing audio levels in recorded music
Wall of Sound
music production effect
rolling shutter
image capture method
analog recording
technique used for the recording of analog signals
Compact Video Cassette
compact video cassette format for camcorders
D6 HDTV VTR
magnetic tape-based videocassette format
Digital Tape Recording System
multitrack digital audio format based on Hi8 cassette tape
warazan
thumb|right|250px|Example of warazan at the Museum of Science, Tokyo University of Science
thumb|right|250px|Instruction to use warazan to record the level of tax assessed, in the Yaeyama-jima Kuramoto Kujichō (1873 copy of the 1857 original); the fourth to sixth characters in the fifth line from the right read「わら算」(University of the Ryukyus Library)
was a system of record-keeping using knotted straw at the time of the Ryūkyū Kingdom. In the Southern Ryukyuan languages of the Sakishima Islands it was known as barazan and on Okinawa Island as warazani or warazai. Formerly used in particular in