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How did the first headphones come about?
The first headphones appeared at the end of the 19th century, in order to improve communication services of the time. French engineer Ernest Jules Pierre Mercadier patented earbuds for use as telephone receivers. -
First headphones to listen to music.
The first headphones for music appeared, which could be heard at home by an electro-phone service. Before the earphones only worked in one ear, their weight was 4.5 kg and were supported on the user's shoulder, which made it difficult to use. -
When it started to be used on a daily basis.
The engineer Nathaniel Baldwin developed headphones in his kitchen that were purchased by the United States Navy due to the high quality of the sound. At that time, it was widely used to carry out transmissions from communication vehicles, such as the radio and to assist airplane pilots who needed to communicate with the crew and mainly with the base so that they could fly over the free areas and see if they could or not to land or land your plane. -
It started to be commercialized
At that time, the headset was not marketed because it was made of heavy and very large materials, not to mention that there was a hearing limitation for only LP's. They only started to be marketed because of the Beyerdynamic company, which modernized and managed to develop a product with higher quality and portable that until that moment was not possible. -
Creation of noise-canceling headphones
Willard Meeker, an engineer at the American company Radio Corporation of America (RCA), created hearing protectors with active noise blocking, proving that the technology used in the aerospace industry can be useful for consumers. -
Stereo headset creation
The first stereo headset was invented by John C. Koss and his partner Martin Lange, as both felt the need to be able to listen to their music without disturbing people in the same environment. -
Launch of the first portable stereo headset
Sony launched its first portable stereo, the Walkman "TPS-L2", with a headphone jack. The Walkman was the first widely used device with a 3.5 mm headphone jack. -
Wireless technology (Bluetooth)
Dutch inventor Jaap Haartsen conducted research on Bluetooth wireless technology and registered an important patent. Bluetooth was named after Harald Blatand (Bluetooth is the English translation of Blatand, Danish), Danish king of the 10th century. -
The commercialization of Bluetooth technology
The telecommunications provider Ericsson AB launched Bluetooth commercially, allowing data to be exchanged over short distances from radio waves. -
APPLE invested in an audio equipment company
APPLE acquired Beats Eletronics (a US-based headphones and audio equipment company) for $ 3 billion, founded by rap star Dr. Dre and music mogul Jimmy Iovine. -
APPLE launched AirPods: wireless
Apple launches AirPods: wireless, with microphone and connected to all its devices.
