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Technology Stocks : Disk Drive Sector Discussion Forum -- Ignore unavailable to you. Want to Upgrade?

To: Stitch who wrote (2555)	2/24/1998 8:25:00 PM
From: MKL	Read Replies (1) \| Respond to of 9256

Here is some information from TrendFocus regarding industry yields (on TF inductive). MR yields would be much lower. Processing Step: 2 layers 3 layers 4 layers ---------------- -------- -------- -------- Wafer Probe test 95-98% 70-86% 48-65% Row/bar slicing, test 85-90% 72-82% 68-80% Slider 88-95% 85-92% 80-88% HGA Assembly 93-98% 87-91% 83-88% Dynamic test 96-99% 92-95% 85-93% Head Stack Assembly 95-99% 94-97% 93-96% Cumulative Yields 61-80% 33-54% 18-40% I have heard that some manufacturers are getting yields of 10-20% for MR heads. Happy Investing