plural of carbon microphone

plural of throat microphone

plural of ribbon microphone

plural of hot microphone

plural of shotgun microphone

plural of lavalier microphone

A microphone containing carbon granules, whose electrical resistance varies with pressure.

A means of delivering a speech to a large crowd, where the speaker says a few words at a time, and people within hearing of the speaker repeat it in unison. Used to work around police bans of electronic amplifiers.

A means of delivering a speech to a large crowd, where the speaker says a few words at a time, and people within hearing of the speaker repeat it in unison. Used to work around police bans of electronic amplifiers.

A type of contact microphone that absorbs vibrations directly from the wearer's throat, laryngophone.