What does STW stand for?

A compact servo track writer without moving parts is now available.

The 88C7500 read channel incorporates several new advanced features that allow storage manufacturers to reduce costs and time-to-market: -- Self-Servo-Write Support The 88C7500 read channel incorporates revolutionary Self-Servo-Write technology, which allows the disk drive to write its own servo patterns on the disks during initial manufacturing steps, allowing storage manufacturers to eliminate future capital equipment expenditures for costly servo track writers and to free-up clean-room floor space.