Search Results for: Parts of cathode ray tubes
project of the various routes through a portion of the internet telecommunication is the transmission of signs, signals, messages, words, writings, images and sounds or information of any nature by wire , radio , optical or other electromagnetic systems. [ ] [ ] telecommunication occurs when the exchange
(inventors of the telegraph ), alexander graham bell (inventor of the telephone), edwin armstrong and lee de forest (inventors of radio), as well as vladimir k. zworykin , john logie baird and philo farnsworth (some of the inventors of television ). contents etymology history beacons and pigeons telegraph...
https://en.wikipedia.org/wiki/Telecommunication