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  2. Audio Research - Wikipedia

    en.wikipedia.org/wiki/Audio_Research

    Audio Research Corporation ("ARC") is one of the oldest manufacturers of high-end audio equipment still in operation. The company was known to be a pioneer at advancing state-of-the-art audio reproduction in the 1970s, and for re-introducing the vacuum tube as the primary active amplification device. With the help of reviews in audiophile ...

  3. Ray J - Wikipedia

    en.wikipedia.org/wiki/Ray_J

    Sanctuary. Atlantic. Elektra. EastWest. Website. rayj .com. William Ray Norwood Jr. (born January 17, 1981), [ 1 ] known professionally as Ray J, is an American R&B singer, songwriter, television presenter, and actor. Born in McComb, Mississippi and raised in Carson, California, he is the younger brother of singer and actress Brandy.

  4. 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 ...

  5. The public version of the Version 3.0 and Version 4.0 Study Review Guide is available using the link below. Access to the Version 4.1 and Version 5.0 Study Review Guide is available only to authorized users. The User Guide provides an overview and tips for completing reviews in the Study Review Guide. Study Review Guide Instructions for Public ...

  6. Institute of Education Sciences (IES) Home Page, a part of ...

    ies.ed.gov/ncee/wwc/Docs/ReferenceResources/wwc...

    Sample characteristics that are relevant based on the protocol used for the review (e.g., race, gender, free or reduced price lunch status) Geographical setting: If more than one setting, select "Mixed geographical setting" and list all settings in column C. WWC Study Review Guide for Single-Case Design Studies.

  7. For every What Works Clearinghouse (WWC) review, reviewers will be asked to complete a Study Review Guide (SRG). A completed SRG should be a reviewer's independent assessment of the study, relative to the criteria specified in the review protocol and the WWC Procedures and Standards Handbook (Handbook).

  8. Reel-to-reel audio tape recording - Wikipedia

    en.wikipedia.org/wiki/Reel-to-reel_audio_tape...

    A reel-to-reel tape recorder (Sony TC-630), typical of a 1970s audiophile device. Reel-to-reel audio tape recording, also called open-reel recording, is magnetic tape audio recording in which the recording tape is spooled between reels. To prepare for use, the supply reel (or feed reel) containing the tape is placed on a spindle or hub.

  9. Study Review Guide Instructions for Reviewing Randomized ...

    files.eric.ed.gov/fulltext/ED576654.pdf

    that you are certified to conduct a review for the given design, obtain the appropriate SRG template for the regression discontinuity or singlecase design, - and complete the SRG in the correct template. If you are working with the WWC, please route the study to review team leadership so they can obtain a reviewer certified in that design ...