Time-Based servo bands, which are written to tape during the manufacturing process, are used as a reference to position all data tracks for the life of the cartridge.

Data Track Technology plc, a provider of hardware and software systems, services and solutions, has launched Tracker SAMS (Tracker Secure Access Management System).

The servo signal is a series of sine waves that provide precise feedback to control the position of the read/write head on each of the 384 data tracks across the width of the tape.

The drive uses a newly developed multi-track servo that enables writing and reading a large number of data tracks on the tape.

(1630 GMT) and was loading at 576,000 barrels per day, according to shipping data tracked by Reuters.

Country flows data tracks investment allocation and flows in funds covering stock markets in developed and emerging countries.

This trend compares with having no more than one numeric site in each of the prior three years' lists, according to data tracked by Domain Name Journal.

The USDA's data tracks the quantities of food that are available for us to eat.

The 13 papers are organized into four broad themes: typologies and theories of borders and border maintenance, the intersection of biometric and surveillance technologies through both empirical and theoretical lenses, private data tracks and governmental surveillance programs in the North American context, and borders and citizenship in British and European contexts.

Capture Data Access: Automatically track whenever data is modified or viewed by any means on target data-bases, preferably with control over the granularity of data tracked.

One vendor shears hard drives once lengthwise and once along the drive's width, severing the data tracks so that, in theory, data cannot be recovered.

Maxell said the increased capacity of DAT 72 was achieved with narrower data tracks, and thinner and longer tape inside each cartridge.