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2. History of sound recording - Wikipedia

   en.wikipedia.org/wiki/History_of_sound_recording

   Ring-and-spring microphones, such as this Western Electric microphone, were common during the electrical age of sound recording c. 1925–45.. The 'second wave' of sound recording history was ushered in by the introduction of Western Electric's integrated system of electrical microphones, electronic signal amplifiers and electromechanical recorders, which was adopted by major US record labels ...

3. Microcassette - Wikipedia

   en.wikipedia.org/wiki/Microcassette

   Dictation, audio storage. The Microcassette (often written generically as microcassette) is an audio storage medium, introduced by Olympus in 1969. It has the same width of magnetic tape as the Compact Cassette but in a cassette roughly one quarter the size. By using thinner tape and half or a quarter the tape speed, microcassettes can offer ...

4. MiniDisc - Wikipedia

   en.wikipedia.org/wiki/MiniDisc

   The Sony MZ1, the first MiniDisc player, released in 1992. MiniDisc ( MD) is an erasable magneto-optical disc-based data storage format offering a capacity of 60, 74, and later, 80 minutes of digitized audio . Sony announced the MiniDisc in September 1992 and released it in November [2] of that year for sale in Japan and in December in Europe ...

5. Microphone - Wikipedia

   en.wikipedia.org/wiki/Microphone

   3.5 mm (sometimes referred to as 1 ⁄ 8 inch mini) TRS (tip, ring and sleeve) stereo (also available as TS mono) mini phone plug on prosumer camera, recorder and computer microphones. USB allows direct connection to PCs. Electronics in these microphones powered over the USB connection performs preamplification and ADC before the digital audio ...

6. Tape recorder - Wikipedia

   en.wikipedia.org/wiki/Tape_recorder

   A reel-to-reel tape recorder from Akai, c. 1978. An audio tape recorder, also known as a tape deck, tape player or tape machine or simply a tape recorder, is a sound recording and reproduction device that records and plays back sounds usually using magnetic tape for storage. In its present-day form, it records a fluctuating signal by moving the ...

7. Sound recording and reproduction - Wikipedia

   en.wikipedia.org/wiki/Sound_recording_and...

   Digital recording and reproduction converts the analog sound signal picked up by the microphone to a digital form by the process of sampling. This lets the audio data be stored and transmitted by a wider variety of media. Digital recording stores audio as a series of binary numbers (zeros and ones) representing samples of the amplitude of the ...