A device used in film production, having hinged boards that are brought together with a clap, used to synchronize picture and sound at the start of each take of a motion picture or other video production
{i} photographic device which is made up of a board with two parts which are clapped together when commencing filming and later is used in synchronizing sound and picture
A clapperboard consists of two pieces of wood that are connected by a hinge and hit together before each scene when making a film, to make it easier to match the sound and pictures of different scenes