Electronics and Digital Communications
- Many other technical advances occurred in the 19th century, such as the telegraph - an example of digital communications.
Notes:
Many other technical advances occurred in the 19th century. Electronics, for example, emerged from the laboratory in several practical manifestations that had long range impact on the field of imaging science. For example, the telegraph is one of the firs
Sending dots and dashes soon became important for sending images as well as text. This is because images can be made up of dots and dashes.