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Article Abstract:

Employers must ensure that they take suitable steps to comply with the UK Noise at Work Regulations 1989, the main aim of which is to prevent employees suffering hearing damage at work. A noise assessment must be undertaken by a competent person, and remedial measures must be implemented if necessary. If noise levels cannot be reduced effectively at source, then employees must be provided with suitable ear protection.

Laws, regulations and rules, Occupational health and safety, Occupational safety and health, Column, Noise control

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Will they add all news TSM?

Article Abstract:

Comcast Corp plans an expanded programming for CNB Channel which might include more sports and more Philadelphia issues. In line with the plan is the investment of $1 million to improve its facilities at Greater Media Cable. Tri-State Media is also expanding to become all news. Its addition to the Comcast cable group is expected to bring in more income to Comcast since it will add a new channel for new viewers.

United States, Cable Networks, Services information, Cable TV News Networks, Comcast Corp.

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Channel characterization using bispectral analysis

Article Abstract:

A method is presented of characterizing a slowly varying linear channel in the presence of white noise using a 'on-Gaussian probing signal and performing a bispectral analysis of the received signal. Extensive mathematical computations are include as illustrative examples.

Electronics, Mathematical models, Communications, Waveforms, Signal processing, Communication, letter to the editor

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