Articles by others on the same topic
A carbon microphone is an early type of microphone that uses carbon granules to convert sound into electrical signals. This technology was primarily used in the late 19th and early 20th centuries and was one of the first methods for capturing sound through electronic means. ### How it Works: 1. **Construction:** A carbon microphone typically consists of a diaphragm (a thin, flexible membrane) that is placed in contact with carbon granules.