When.com Web Search

  1. Ads

    related to: noise recorder for residential business and enterprise cost plus

Search results

  1. Results From The WOW.Com Content Network
  2. Dolby noise-reduction system - Wikipedia

    en.wikipedia.org/wiki/Dolby_noise-reduction_system

    A Dolby noise-reduction system, or Dolby NR, is one of a series of noise reduction systems developed by Dolby Laboratories for use in analog audio tape recording. [1] The first was Dolby A, a professional broadband noise reduction system for recording studios that was first demonstrated in 1965, but the best-known is Dolby B (introduced in 1968), a sliding band system for the consumer market ...

  3. RCA Photophone - Wikipedia

    en.wikipedia.org/wiki/RCA_Photophone

    In the mid-1970s, Westrex Corp. (a wholly owned subsidiary of Litton Industries since 1956, and the successor to Western Electric's cinema sound business unit) re-introduced the ca. 1938 "four ribbon" light valve, and the ca. 1947 RA-1231 sound recorder.

  4. Crown International - Wikipedia

    en.wikipedia.org/wiki/Crown_International

    In 1947, Clarence and Ruby Moore began by modifying existing makes and models of tape recorders to make them more rugged. [2] In 1949, Moore obtained a groundbreaking patent, the first tape recorder with a built-in power amplifier for public address duties, which was introduced in 1950. [1]

  5. dbx (noise reduction) - Wikipedia

    en.wikipedia.org/wiki/Dbx_(noise_reduction)

    Lower fidelity recordings can be made at 3.75 or even 1.875 ips, which allows more recording time on a given tape, but at the cost of adding more high-frequency noise. [ 9 ] The cassette tape was designed for convenience, not audio quality, and ran at 1.875 ips (4.75 cm/s) to maximize recording time in the relatively small (compared to open ...

  6. Nagra - Wikipedia

    en.wikipedia.org/wiki/Nagra

    Nagra VI – Released in 2008, originally as a 6 channel recorder and later upgraded to 8 channels (six inputs plus two mix), the Nagra VI was touted as "the natural successor to the NAGRA-D / DII multi-track digital recorders" and is equipped with four microphone preamps, two line level inputs which double as dual digital inputs (AES/EBU and S ...

  7. 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.

  8. Long-range acoustic device - Wikipedia

    en.wikipedia.org/wiki/Long-range_acoustic_device

    A long-range acoustic device (LRAD), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker that produces sound at high power for communicating at a distance. It has been used as a method of crowd control , which has caused permanent hearing damage , having an extremely high decibel capacity (up to 160 dB measured at one ...

  9. Total Recorder - Wikipedia

    en.wikipedia.org/wiki/Total_Recorder

    Total Recorder is a digital audio editor software from High Criteria, Inc. which is able to record digital sound either directly through the computer's soundcard, or virtually through its software driver.