Broadcasting, Automation and Computers Flashcards
When was radio first developed?
Late 1800s
What type of radio transmission first happened in 1906?
Long-distance transmission of human voice and music
What kind of broadcasting have radios used since the 1980s?
DAB (Digital Audio Broadcasting)
When was the first mechanical television first publicly displayed?
In the 1920s
What type of television appeared in 1927?
Electronic television
When did people first start using LED televisions?
The early 1990s
When did OLED (Organic LED) televisions become popular?
The early 2000s
When did the UK switch from analogue to digital TV?
2007
What did Arkwright invent in 1771?
The first fully automated spinning frame
When did early computers first appear?
In the early-mid 1900s
When was the Internet created? Why?
In the late 1900s for military purposes, then for the sharing of medical research
