Search Results for: Reception apparatus for television incorporating sound recorder
"phone" redirects here. for other uses, see phone (disambiguation) . for the handheld personal computer, see smartphone . a rotary dial telephone, c. s at&t push button telephone made by western electric , model dmg black, a telephone (derived from the greek : τῆλε, tēle, "far" and φωνή, phōnē,
transmitted via cables and other communication channels to another telephone which reproduces the sound to the receiving user. in , alexander graham bell was the first to be granted a united states patent for a device that produced clearly intelligible replication of the human voice. this instrument...
https://en.wikipedia.org/wiki/Telephone