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Output levels of commercially available portable compact disc players and the potential risk to hearing. ... In the interest of providing a straightforward recommendation that should protect the hearing of the majority of consumers, reasonable guidelines would include a recommendation to limit headphone use to 1 hr or less...
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www.ncbi.nlm.nih.gov/pubmed/15604913
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With single-well CD-R/RW decks, however, you'll have to make a connection to an external CD player to make copies of your favorite discs. If your player offers a digital output (virtually all newer players do), you'll definitely want to use ... » Should I buy a single-disc player, a carousel changer, or a mega changer?
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www.crutchfield.com/ISEO-rgbtcspd/Learn/learningcenter/...
www.crutchfield.com/ISEO-rgbtcspd/Learn/learningcenter/home/cd_faq.html
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Should I really worry about cleaning my CDs? ... DVD (Digital Versatile - or Video - Disc) players (which are now widely available and will completely replace CD players in a few years), ... Information on a compact disc is encoded in minute 'pits' just under the label side of the CD. The CD itself is stamped in much the same way...
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www.repairfaq.org/sam/cdfaq.htm
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4.6) Should I really worry about cleaning my CDs? ... A Fundamental Introduction to the Compact Disc Player is a somewhat more theoretical discussion of compact disc audio technology with diagrams and even some equations. If it doesn't put ... A lot can be determined by listening to the audio output to distinguish among dirt,
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www.repairfaq.org/REPAIR/F_cdfaq2.html
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Is a hifi separate which contains a digital, rca, optical and balanced output to an amp. ... This site hopes to provide a guide to standalone compact disc units, which were designed to fit into a kit of hifi separates. Therefore, it will not cover CD players integrated into car audio systems, ... An easy to reach headphone output,
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www.cdplayer.me.uk/
www.cdplayer.me.uk/
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that prevents interference from the ultrasonic noise that AMC says is commonly found in other CD players. On the rear panel is a coaxial digital output that is fitted with a BNC connector ... Mendelssohn: "Scotch" Symphony; Hebrides Overture. Peter Maag, London Symphony Orchestra. Classic Compact Discs CSCD 6191.(Review)
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www.thefreelibrary.com/AMC+CD6b-MD5404as+and+CD6b+Compa...
www.thefreelibrary.com/AMC+CD6b-MD5404as+and+CD6b+Compact+Disc+Players-a076996280
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Photo diode signal processor for compact disc players; TDA8808T; TDA8808AT; PLLH output (pin 10); Output voltage LOW; VPLLHL IPLLH = 400 mA (sink current) - - 0,4 V; Output voltage HIGH; VPLLHH IPLLH = -50 mA (source current) 2,4 - - V;
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www.classiccmp.org/rtellason/chipdata/tda8808.pdf
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the second is that the output signal must again be passed through an ideal low-pass filter to reproduce the analog signal. ... The specifications for the compact disc and compact disc players were jointly developed by Sony, Philips, and Polygram as mentioned previously. This specification is contained in their standards...
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www.tc.umn.edu/~erick205/Papers/paper.html
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To promote reduction of the size and thickness of an auto-eject device for a disc player, an auto-eject device for a disc player in which a cassette holder 34 and a slide plate 45 are mounted on a chassis 21 is characterized in that an auto-eject motor is constructed to have a generally square top shape and ...
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www.patentgenius.com/patent/5471356.html
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