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PSA was launched in July 1991 by David Hall, owner of the coin grading company Professional Coin Grading Service (PCGS), to serve collectors as a third-party card grader. [1] At the outset, the business faced difficulties owing to a limited demand from collectors who sought card grading services. [ 2 ]
Ultimately PSA software suites allow users to integrate industry-appropriate metrics in order to better understand operations and, in turn, improve efficiency and profitability. [3] As businesses grow, the size and complexity of their projects tend to increase as well. PSA software is used to provide visibility into mid-project profitability.
The transfer took place on 31 January 2025 [2] and a number of key PSA staff had already been embedded within Ofcom for some time in preparation for this. [17] The PSA Code of Practice was replaced by Ofcom's Regulation of Premium Rate Services Order 2024 [18] on 1 February 2025, using the powers granted by Section 122 of the Communications Act ...
In rotordynamics, order tracking is a family of signal processing tools aimed at transforming a measured signal from time domain to angular (or order) domain. These techniques are applied to asynchronously sampled signals (i.e. with a constant sample rate in Hertz) to obtain the same signal sampled at constant angular increments of a reference shaft.
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The order was regarded as the largest bulk aircraft request in history. In 1998 the airline followed with an order for up to 30 Airbus A330-series wide-body aircraft, with an initial firm order for seven of the Airbus A330-300s. These orders enabled US Airways to replace its older aircraft with newer, more efficient aircraft.
Tracking packages with stationary bar code reader in a warehouse sorting operation. Package tracking or package logging is the process of localizing shipping containers, mail and parcel post at different points of time during sorting, warehousing, and package delivery to verify their provenance and to predict and aid delivery.
Collectors Universe Inc. is an American company formed in 1986, now based in Santa Ana, California, which provides third-party authentication and grading services to collectors, retail buyers and sellers of collectibles.