Posts Tagged ‘recording’
Designed For Secret Service, The Invisible Bluetooth Earpiece Is Finally Available To The Public
www.brickhousesecurity.com – The Micro Bluebooth Spy Earpiece fits deep within your ear and is so tiny, no one will be able to detect it. But don’t worry, it can easily be removed with one of the included super strong magnets. Once the Invisible Bluetooth Earpiece is in your ear, like a spy earpiece it will [...]
First Electrical-Process Record — Leopold Stokowski 1925
A landmark in the history of audio, this is the first orchestral performance recorded with the then newly developed electrical process– using a microphone, amplifier, and electromagnetic cutting head. From Edison’s invention of the phonograph, in 1877, until 1925, recordings were made acoustically, using megaphone-like large horns similar to the playback horn through which Nipper, [...]