Alpha DAC










Alpha DACÀº Àü¹®°¡¿ë °íÇØ»óµµ A/D ÄÁ¹öÅÍÀÎ Pacific Microsonics Model One, Two¿Í ¼¼°è ÃÖ°íÀÇ ¸¶½ºÅ͸µ ·ë¿¡¼­ »ç¿ëÇÏ´Â High Definition Compatible Digital D/A ÄÁ¹öÅ͸¦ µðÀÚÀÎÇÑ ÆÀÀÌ ¼³°èÇß½À´Ï´Ù.

Alpha DACÀº ¾ÆÁÖ °ß°íÇÑ ÀÚü µðÁöÅÐ º¼·ýÀÌ À־ ÇÁ¸® ¾ÚÇÁ¸¦ ¹ÙÀÌÆнºÇؼ­ ÆÄ¿ö ¾ÚÇÁ¿¡ Á÷Á¢ ¿¬°á °¡´ÉÇÕ´Ï´Ù. µÚÂÊ ÆгÎÀÇ ¡°BADA¡±(Berkeley Audio Design Alpha) ¸¶Å©°¡ »õ°ÜÁø RJ-45 jackÀº DRM-protected À½¾ÇÀÇ ¾Æ¿ôº¸µå µðÄÚ´õ·ÎºÎÅÍ ÀÎÄÚµùµÈ °íÇØ»óµµ Á¤º¸¸¦ ¹Þ¾ÆµéÀ̵µ·Ï µðÀÚÀεǾú½À´Ï´Ù. ¶Ç ´Ù¸¥ Ư¼ºÀº CD¿¡ ¾÷±×·¹À̵å ÀÎÄÚµùÀ» ÇÏ°í ¾ËÆÄ DAC µðÁöÅÐ ÀԷ´ܰú CD Æ®·£½ºÆ÷ÅÍ Ãâ·Â´ÜÀ» ¿¬°áÇÑ »óÅ¿¡¼­ CD¸¦ Àç»ýÇÔÀ¸·Î½á ¾÷µå·¹À̵åµÈ firmware¸¦ ¹Þµµ·Ï Áö¿øÇÕ´Ï´Ù. À¯´ÖÀº op-amp Ãâ·Â ½ºÅ×ÀÌÁö¿¡ ÀÇÇÑ Analog Devices DAC °°Àº Ư¼ºÀ» ¶ë´Ï´Ù. op-amp´Â ±â¼úÀû ºÎºÐ°ú À½ÇâÀû ¸ñÇ¥¸¦ ±×µéÀÌ ÃÖ°í·Î ½ÇÇöÇØ Áֱ⠶§¹®¿¡ ¼±ÅõǾú½À´Ï´Ù. CDÀÇ 44.1kHz¸¦ 176.4kHz±îÁö ¾÷»ùÇøµÀ» Áö¿øÇϸç 32kHz¿¡¼­ 192kHz±îÁö ¸ðµç »ùÇøµÀ²¿¡¼­ ÃÖ°íÀÇ ¼º´ÉÀ» ÀÚ¶ûÇÕ´Ï´Ù.

Alpha DACÀº ÃÖ°íÀÇ »ç¿îµù ¾Æ¿ôº¸µå D/A ÄÁ¹öÅÍÀÔ´Ï´Ù. ¾ËÆÄ DACÀÌ CD¿¡¼­ ´«ºÎ½Ã°Ô ÈǸ¢ÇÏÁö¸¸ ÀÌ ÄÁ¹öÅÍ´Â 176.4kHz/24-bit µðÁöÅÐ ¿Àµð¿À¿¡ ¿¬°áÇßÀ» ¶§, Á¤¸» ³î¶ó¿î ÇØ»ó·Â, ¹ÎøÇÑ ´ÙÀ̳»¹Í ±×¸®°í »ç¿îµå½ºÅ×ÀÌ¡ ´É·ÂÀ» ¹ßÈÖÇÕ´Ï´Ù. °Ô´Ù°¡, ¾ËÆÄ DACÀÇ µðÀÚÀÎ, ÀÛµ¿(µü ¸Â°Ô »ùÇøµ À²À» ¹Ù²Ù´Â ¼ø°£ÀûÀÎ ´É·Â), ±×¸®°í ÆÄ¿ö ¾ÚÇÁ¸¦ Á÷Á¢ ±¸µ¿ÇÏ´Â ´É·ÂÀº Á¦Ç°ÀÇ È¿¿ë¼ºÀ» È®ÀåÇÏ°í ¾ÕÀ¸·Î ´Ù°¡¿Ã Â÷¼¼´ë °íÇØ»óµµ À½¾Ç ¼­¹ö¿¡ ´ëÇÑ ÀÌ»óÀ» ¸¸µì´Ï´Ù.







* Input sampling rate: 32kHz to 192kHz
* Input word length: 24-bit
* Two channel analog stereo outputs: XLR balanced and RCA unbalanced
* Digital Inputs: AES - Single XLR 110§Ù, SPDIF - BNC 75§Ù, Toslink ? Optical, BADA encrypted - RJ-45
* HDCD decoding detects 16-bit flag at 44.1kHz or 24-bit flag at all sampling rates
* Multiple digital filter options
* Balanced analog output level: +18dBu maximum, +12dBu or lower recommended
* Unbalanced analog output level: 3.25Vrms maximum, 2Vrms or lower recommended
* Digital attenuation and balance control: 0.1dB/step with .05dB/step trim, 60dB range
* Frequency response at ¡Ã 88.2kHz sampling rates: ¡¾ 0.1dB from < 0.1Hz to 35 kHz, - 3dB at 59kHz for 176.4kHz and 192kHz sampling rates
* Distortion at recommended levels: all products ¡Â -120dBFS
* THD+N at maximum level: < -110dBFS
* Firmware field upgradeable through signal inputs
* Enclosure dimensions: 1.75¡±H X 16.5¡±W x 10.4¡±D, 19¡± rack mount option
* Mains voltage: 100/120/240VAC, 50/60Hz
* Power consumption: 25W
* »çÀÌÁmm 420(W) ¡¿ 265(D) ¡¿ 50(H)
* weight£º3.6kg






[Berkeley] Alpha DAC Series 2 ÀüÀÛÀ» ´É°¡ÇÏ´Â ÈļÓÀÛÀÌ ¹Ù·Î ¿©±â¿¡ (¿ù°£¿Àµð¿À)
[Berkeley] Audio Design Alpha DA Converter Á¤È®¼º ±×¸®°í À½¾Ç¼º (the absolute sound)
[Berkeley] Alpha DAC µðÁöÅ» À½ÇâÀÇ ¹Ì·¡¸¦ ¼±Á¡ (¿ù°£¿Àµð¿À)
[Berkeley] Alpha DAC °¨È÷ ÃÖ°í¶ó ´Ü¾ðÇÒ ¼ö ÀÖ´Â ¹«°áÁ¡ÀÇ ¼Ò¸® (ÇÏÀÌÆÄÀÌŬ·´)
[Berkeley] Alpha DAC µðÁöÅ» Àç»ýÀÇ ÃÖ°íÀÇ °æÁö¸¦ º¸´Ù (¿ù°£¿Àµð¿À)





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