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PLAYBACK DESIGNS / MPD-5
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D/A Converter
 
   
 
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Playback DesignÀÇ ´ÙÀ½ °³¹ß ´Ü°è´Â D/A Converter5(MPD-5)¸¦ Ãâ½ÃÇÏ´Â °ÍÀ̾ú½À´Ï´Ù.

MPD-5´Â MPS-5ÀÇ SACD/CD Player¿Í °ÅÀÇ Èí»çÇÏÁö¸¸ MPD-5´Â Æ®·£½º Æ÷Æ®ºÎºÐÀÌ »ý·«µÇ¾î ÀÖ½À´Ï´Ù. ¶ÇÇÑ ¸ðµâÈ­ µðÀÚÀÎÀ̱⠶§¹®¿¡ MPD-5´Â ¾ðÁ¦µçÁö MPS-5 CD/SACD Player·Î ¾÷±×·¹À̵å ÇÒ ¼ö ÀÖ½À´Ï´Ù. MPD-5´Â À¯´Ï¹ö¼³ DAC·Î¼­ ÄÄÇ»ÅÍ ¼­¹ö¸¦ ÅëÇؼ­ °ø±ÞµÇ´Â À½¾ÇÀ» Æ÷ÇÔÇÑ ´Ù¾çÇÑ Á¾·ùÀÇ ¿ÜºÎ µðÁöÅÐ ±â±âµé¿¡ Àû¿ë½Ãų ¼ö ÀÖ½À´Ï´Ù. µ¶Æ¯ÇÏ°í °­·ÂÇÑ Á¶ÇÕÀ̸ç, ´Ù¹æ¸é¿¡ ´ÉÅëÇÏ¿© »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.


ÇâÈÄ, ¿ì¸®°¡ ±â´ëÇÏ´Â °Í ÀÌ»óÀ¸·Î, ÄÄÇ»ÅÍ ¼­¹ö¸¦ ÀÌ¿ëÇÑ À½¾ÇÀÇ °ø±ÞÀº Á¡Â÷ È®»êµÉ °ÍÀÔ´Ï´Ù. ÀÌ·¯ÇÑ Ãø¸é¿¡¼­ º¼ ¶§ ÀÌ Á¦Ç°Àº ÃÖ°íÀÇ ¼±ÅÃÀÌ µÉ °ÍÀÔ´Ï´Ù. Playback DesignÀÇ MPD-5´Â USB ÀÎÅÍÆäÀ̽º¸¦ ÅëÇؼ­ ÄÄÇ»ÅÍ¿Í Á÷Á¢ ¿¬°áµË´Ï´Ù. ÄÄÇ»ÅÍÀÇ »ç¿îµå Ä«µå ¿ªÇÒÀ» Çϸ鼭µµ ÄÄÇ»ÅÍÀÇ µðÁöÅÐ À½¿øÀ» ¾Æ³¯·Î±×·Î º¯È¯ÇÏ´Â Æ®·£½ºÆ÷Æ® ±â´ÉÀ» ¼öÇàÇÏ´Â °ÍÀÔ´Ï´Ù. MPD-5´Â ¾î¶°ÇÑ ÀÔ·Â ½ÅÈ£¶óµµ ÀÚµ¿ÀûÀ¸·Î ÀνÄÇÕ´Ï´Ù.(ÄÄÇ»ÅÍ, IPod, Discman µî)
 
 

ÀÌÁ¦ ÄÄÇ»Å͸¦ ÅëÇؼ­µµ ÇÏÀÌ¿£µå Sonic Performance ¼öÁØÀÇ »ç¿îµå¸¦ ±â´ëÇÒ ¼ö ÀÖ½À´Ï´Ù.


MPD-5¿¡ »ç¿ëµÈ PDFAS¹æ½Ä °ú µ¶ÀÚÀûÀÎ DAC±â¼úÀº Andres Koch¿¡ ÀÇÇØ °¡Àå ÃÖ±Ù¿¡ °³¹ß µÈ Çõ½ÅÀûÀÎ ¼³°è±â¼úÀÔ´Ï´Ù. ù ¹ø° PDFAS (Playback Frequency Arrival System)¹æ½ÄÀº ¿Ïº®ÇÏ°Ô jitter¸¦ Á¦°ÅÇÏ´Â ¸Å¿ì Çõ½ÅÀûÀÎ ±â¼úÀÌ°í ÀÌ ½Ã½ºÅÛÀº ±×Àü±îÁö »ç¿ëµÇ´ø ÀüÅëÀûÀÎ PLL(Phase Locked Loops) ¹æ½ÄÀ» »ç¿ëÇÏÁö ¾Ê¾Ò½À´Ï´Ù.


PLL¹æ½ÄÀÌ ¶³¸²À» ÁÙÀÌ´Â µ¥ ÃÊÁ¡À» µÎ¾ú´Ù¸é, PDFAS ¹æ½ÄÀº ¶³¸² ÀÚü¸¦ ¿ÏÀüÈ÷ Á¦°ÅÇعö¸®´Â ¹æ½ÄÀÔ´Ï´Ù. ±× °á°ú ¿ÜºÎ±â±â, À½¾Ç¼­¹ö, ÄÄÇ»ÅÍ, ȤÀº ÈÞ´ë¿ë MP3 ³ª CDÇ÷¹ÀÌ¾î µî ¾î¶°ÇÑ ¼Ò½ºÀ̵çÁö »ó°ü¾øÀÌ, Playback DesignsÀÇ Á¦Ç°¿¡ ¿¬°áµÈ´Ù¸é À½ÀÇ ¶³¸² Çö»óÀº Àý´ë ¾øÀ» °ÍÀÔ´Ï´Ù.


µÎ ¹ø° ±â¼úÇõ½ÅÀº DAÄÁ¹öÅÍ¿¡¼­ ¶Ç´Ù½Ã ÀÏ´ë Çõ½ÅÀ» ÀÌ·ç¾î³Â½À´Ï´Ù. DAÄÁ¹öÅÍȸ·Î¿¡ DAC chipÀ» »ç¿ëÇÏÁö ¾Ê°í µ¶ÀÚÀûÀÎ ¾Ë°í¸®ÁòÀ» ÀÌ¿ëÇؼ­ ¿ÏÀüÈ÷ µ¶¸³µÈ ¼³°è·Î DA ÄÁ¹öÅ͸¦ ¿Ï¼º ½ÃÄ×½À´Ï´Ù. °ÅÀÇ ¸ðµç ÀϹÝÀûÀÎ DACĨµéÀÌ ÀÚ¿¬½º·´Áö ¸øÇÑ ÁÖÆļö ÀÌÆåÆ®(brick wall filter effect)ÀÇ Á¦¾àÀ» Áö´Ï°í ÀÖ´Ù´Â »ç½ÇÀÔ´Ï´Ù. ±×·¡¼­ ÀϹÝÀûÀ¸·Î ¹öºê¶ó¿î(BB), ¾Æ³¯·Î±× µð¹ÙÀ̽º µîÀÇ DACĨÀ» »ç¿ëÇÑ ÇÏÀÌ¿£µå µðÁöÅÐ ±â±âµé°ú´Â ±Ùº»ÀûÀÎ Â÷À̸¦ º¸ÀÌ´Â °ÍÀÔ´Ï´Ù.

 
 

 
¿ì¸®ÀÇ ÀÌ DAC ¹æ½ÄÀº ÇöÀç °¡Àå ÁøÈ­µÈ ±â¼ú·Î ÀÎÁ¤¹Þ°í ÀÖÀ¸¸ç °¡Àå ¾Õ¼± ¼³°è±â¼úÀÔ´Ï´Ù. ±× °á°ú µðÁöÅÐ Àç»ý½Ã ´À²¸Á³´ø ÀÎÀ§ÀûÀÌ°í ºÎÀÚ¿¬½º·¯¿òÀº »ç¶óÁ³½À´Ï´Ù. ±×¸®°í ±Øµµ·Î ÀÚ¿¬½º·¯¿î Æí¾ÈÇÔ¸¸ÀÌ ³²°Ô µÇ¾ú½À´Ï´Ù.


ƯÈ÷, ÀüüÀûÀÎ À½ ¹ë·±½º¿Í ¾Æ³¯·Î±×ÀûÀÎ ÀÚ¿¬½º·¯¿ò¿¡ ´ëÇؼ­´Â ¾î¶°ÇÑ ÃÖ»ó±ÞÀÇ ¾Æ³¯·Î±× ½Ã½ºÅÛ°ú °ßÁ־ ÀüÇô ¼Õ»öÀÌ ¾ø½À´Ï´Ù.

Playback DesignÀÇ MPD-5´Â µðÁöÅÐ Àç»ýÀÇ ÇÑ°è·Î ¿©°ÜÁ³´ø ±â´ëÄ¡¿¡ µµÀüÀ» Çغ¾´Ï´Ù!

 
Analog outputs:
            XLR: balanced, 4Vrms @ 1kHz full level, pin 2 Hot
            RCA: unbalanced, 2Vrms @ 1kHz full level
            BNC: unbalanced, 50Ohms, 2Vrms @ 1kHz full level

Digital outputs:
            XLR: AES/EBU formatted for stereo linear PCM data.
                        The data on this output will be up to 24bits and up to 192kHz.

Data / Clock:
            For future expansion.

Digital inputs:
            AES: XLR connector for AES/EBU formatted stereo linear PCM data, up to 24bits and up to 192kHz.
            S/PDIF: same as AES, but S/PDIF formatted on RCA connector.
            TOSLINK: same as S/PDIF, but on optical connector.
            PLAYLINK: Proprietary links to future Playback Designs equipment.
            PC: Direct USB connection to Windows based computers for sample rates up to 48kHz.

System Control:
            REMOTE: RS-232 wired remote control.