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"20 Bit Remastered" CD-series Classic Jazz albums mastered in analog utilizing the 20-bit super-coding system. Remastered independently from the US original OJCs by German engineers in the ZYX Music Mastering Studio (), releases carry ZYX MASTERING in the matrix/runout area, and were distributed in the European and Australian market only. 20 Bit Remastered CDs have OJC20 as first element in the cat# and were released between appr. 1998-2002.