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  2. Comparison of recording media - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_recording_media

    Analog up to 100 minutes, often 45 to 80 Reel-to-Reel: Analog 1.5 hours (both sides) if recorded at 7.5 inches per second (ips) on a standard 1800 ft reel. Professionals record at 30 ips on 3600 ft reels that will fit 22.5 minutes (one side only). A 3600 ft reel can hold up to 48 hours if recorded in mono (4 sides) at 15/16 ips. Compact disc ...

  3. Comparison of analog and digital recording - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_analog_and...

    With vinyl records, there will be some loss in fidelity on each playing of the disc. This is due to the wear of the stylus in contact with the record surface. Magnetic tapes, both analog and digital, wear from friction between the tape and the heads, guides, and other parts of the tape transport as the tape slides over them. The brown residue ...

  4. Timeline of audio formats - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_audio_formats

    A Quadraphonic 8-Track Cartridge Analog, 1 ⁄ 4 inch wide tape, 3 + 3 ⁄ 4 in/s, 4-channel stereo, endless-loop cartridge 1971 Quadraphonic Vinyl Record (CD-4) (SQ Matrix) An SQ quadraphonic record Analog, introduced by CBS Records for matrix and RCA / JVC for CD-4 Recorded two tracks on both stereo channels, requiring a decoder to hear all ...

  5. SPARS code - Wikipedia

    en.wikipedia.org/wiki/SPARS_code

    AAD is the SPARS code (highlighted in red) on Madonna's 1990 album, The Immaculate Collection. The SPARS code is a three-position alphabetic classification system developed in the early 1980s by the Society of Professional Audio Recording Services (SPARS) for commercial compact disc releases to denote aspects of the sound recording and reproduction process, distinguishing between the use of ...

  6. Digital Compact Cassette - Wikipedia

    en.wikipedia.org/wiki/Digital_Compact_Cassette

    Also, there is a sliding write-protect tab on the DCC to enable and disable recording. Unlike the break-away notches on analog compact cassettes and VHS tapes, this tab makes it easier to make a tape recordable again, and unlike on analog compact cassettes, the marker protects the entire tape rather than just one side.

  7. List of Korg products - Wikipedia

    en.wikipedia.org/wiki/List_of_Korg_products

    This synthesizer were powered by Yamaha's second-generation 4-operator FM engine; Korg DSS-1 Sound Library: sound cards for Korg DSS-1; Korg DSM-1 is the rack module of DSS-1. Offered additive synthesis, waveform drawing and effects. Total: 16 voices, single oscillator, doubled RAM from DSS-1, also superb analog filters. Korg 707: Expandable FM ...

  8. Structural analog - Wikipedia

    en.wikipedia.org/wiki/Structural_analog

    A structural analog, also known as a chemical analog or simply an analog, is a compound having a structure similar to that of another compound, but differing from it in respect to a certain component. [1] [2] [3] It can differ in one or more atoms, functional groups, or substructures, which are replaced with other atoms, groups, or ...

  9. Talk:Comparison of analog and digital recording - Wikipedia

    en.wikipedia.org/wiki/Talk:Comparison_of_analog...

    The key is the comparison with analog media, which degrades each time it is played/reproduced. Of course if you want to really, really complicate things, you could say, for example, a vinyl record could be copied an infinite number of times if you use some kind of optical reader instead of a needle to extract the information recorded in its ...