Mark Levinson JC-2 前級進化版
Dennesen JC-80 平坦放大電路模擬 (未含 DC-servo ) , by John Curl 1983, 平衡輸入平衡輸出.
失真低的太誇張, 遠小於JC-2 1/10 (20KHz, 1V輸出失真小數第5位, 8V輸出失真小數第4位) , 是我的軟體 TINA-TI 不夠準確嗎?
John Curl say:
The JC-2 was revolutionary for its time. We made more innovations at one time that it became a classic. The JC-80 was a better preamp in principle, BUT the layout guy was a BIG disappointment, and the circuit board isn't very good. The JC-2 used a combination of fets and bipolar devices. The JC-80 used all fets. The JC-80 is the best preamp that I have ever designed.
John Curl 手稿
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