Pre AMP Kit - Marklevinson JC2
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ÃËÑÊ : Pre-MARK JC2
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ªØ´ KIT Preamp MARK LEVINSON JC2 ¾ÃéÍÁÍØ»¡Ã³ì¤Ø³ÀÒ¾¤Ñ´à¡Ã´
ÀÒ¤ input Ẻ JFET 2SK246/J103 Match pair Toshiba á·é
Output stage current 20-25ma
Operating voltage :AC 15-18V (DUAL)
PCB size: 113mm X 105mm
ÍØ»¡Ã³ì ÍÒ¨ÁÕ¡ÒÃà»ÅÕè¹á»Å§ä´éµÒÁáµèÅÐÅ͵ÊÔ¹¤éÒ (à¡Ã´à·Õºà·èÒËÃ×Í´Õ¡ÇèÒ)
ªØ´ÊÓàÃç¨Å§PCB ¾ÃéÍÁ»ÃѺáµè§ à¾ÔèÁ180ºÒ·
¡ÒûÃѺáµè§ (´Ùǧ¨Ã»ÃСͺ) ·ÓàËÁ×͹¡Ñ¹·Ñé§2 ch
Supply ADJ:»ÃѺ VR 2K áµèÅеÑÇ ãËéä´éáç´Ñ¹ + - 15-20 Vdc ·Õè¨Ø´v+ áÅÐv- à·Õºg
Offset ADJ : »ÃѺ VR 500 R ãËéä´éáç´Ñ¹·ÕèOutput = 0V (dc)
Bias ADJ ( iq =20-25ma) :»ÃѺ VR 1k ãËéä´éáç´Ñ¹µ¡¤ÃèÍÁR 1K5 = 2.5-3Vdc
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http://audio-maker.com/PD716703-ÊÔ¹¤éÒ-transformer_r_core_ro20_15_15v.html
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