the opera's length, roughly four hours of music, and casting requirements, such as the high range required for the tenor part, have contributed to the difficulty of producing the work.

This speed is dictated by the bandwidth requirements for PCM-encoded telephonic voice signals: at this rate, an STS-1 / OC-1 circuit can carry the bandwidth equivalent of a standard DS-3 channel, which can carry 672 64-kbit / s voice channels.

A tactical communications system is a communications system that ( a ) is used within, or in direct support of, tactical forces, ( b ) is designed to meet the requirements of changing tactical situations and varying environmental conditions, ( c ) provides securable communications, such as voice, data, and video, among mobile users to facilitate command and control within, and in support of, tactical forces, and ( d ) usually requires extremely short installation times, usually on the order of hours, in order to meet the requirements of frequent relocation.

** Alerting and Coordination Network ( ACN )-The Alerting and Coordination Network ( ACN ) provides a stable emergency voice communications network connecting telecommunications service providers ’ Emergency Operations Centers ( EOCs ) and Network Operations Centers ( NOCs ) to support national security and emergency preparedness ( NS / EP ) telecommunications network restoration coordination, transmission of telecommunications requirements and priorities, and incident reporting when the Public Switched Network ( PSN ) is inoperable, stressed or congested.

In telecommunication, a tactical communications system is a communications system that ( a ) is used within, or in direct support of, tactical forces, ( b ) is designed to meet the requirements of changing tactical situations and varying environmental conditions, ( c ) provides securable communications, such as voice, data, and video, among mobile users to facilitate command and control within, and in support of, tactical forces, and ( d ) usually requires extremely short installation times, usually on the order of hours, in order to meet the requirements of frequent relocation.

It translates customers ' wide area network ( DoD calls these " long-haul ") requirements into effective voice, video, and data network solutions ; leverages proven and emerging technologies to ensure joint interoperability, assured security, and best value ; evaluates technical operation and user mission effectiveness ; and resolves technical support issues for DoD's long-haul networks.

These systems were common in the era when electronics were large and expensive, as they placed minimum requirements on the receivers-they were simply voice radio sets tuned to the selected frequencies.

PCCW Global provides integrated global communications solutions, runs a fully meshed IP, fiber and satellite network and serves the voice, data and multimedia needs of multinational enterprises, as well as the operational requirements of service providers.

With centers in Hong Kong, Herndon, Virginia in the US, London in the UK, and Dubai in the United Arab Emirates, plus teams covering the Middle East, Africa, Europe, Asia and the Americas, PCCW Global supply the voice and data needs of multinational enterprises, as well as the operational requirements of service providers.

Membership in the organization gave member companies a voice in the process for requirements.

Because of the vocal requirements of the role, Driver was the sole cast member to have her voice dubbed.

On 15 July 1994, AFDW was deactivated, but was reactivated 5 January 2005 to " provide a single voice for Air Force requirements in the National Capital Region " according to the base's website.

It also specifies several technical requirements for fax machines, autodialers, and voice messaging systems — principally with provisions requiring identification and contact information of the entity using the device to be contained in the message.

From 2000 to 2009 the European Telecommunications Standards Institute ( ETSI ) and TIA were working collaboratively on Public Safety Partnership Project or Project MESA ( Mobility for Emergency and Safety Applications ), which sought to define a unified set of requirements for next-generation aeronautical and terrestrial digital wideband / broadband radio standard that can be used to transmit and receive voice, video and high-speed data in wide-area, multiple-agency networks deployed by public safety agencies.

The protocol was notable for introducing the concepts of packetized voice ( now Voice over IP ), a talkspurt ( a continuous segment of speech between silent intervals ), and specified delay and drop-rate requirements for packet services.

He wrote that his goal was to explain “ the needs and requirements of a genuinely popular system of representative government .” For Croly, those needs and requirements included information on major political issues available to the public, energetic public debate and discussion, and the pursuit of a common voice in society.

Many of these problems are similar to those encountered in voice over IP, but to a much higher level of engineering requirements.

These books showed his Scottish literary voice at its most characteristic, unhampered by the genre requirements of his fiction.

Automatic Secure Voice Communications Network ( acronym AUTOSEVOCOM ): A worldwide, switched, secure voice network developed to fulfill DoD long-haul, secure voice requirements.

Thus the industrial houses can have a very secure fiber connectivity and RailTel can meet all their voice and data VPN requirements.

The spread of music videos now means there is a steady demand for emerging talent without the requirements of seeking feature film funding.

This may have been attributable to the introduction of music cassette tapes, technology that arose from the need to customize music recordings and the desire for a " handy " format that would allow fast and convenient duplication of music and thereby meet the requirements of the entertainers ' lifestyles and the ' footloose ' character of the entertainment industry.

Passionate about his own music, Braille took meticulous care in its planning to ensure that the musical code would be " flexible enough to meet the unique requirements of any instrument.

For example, a motion picture feature may hire dozens of creators of copyrightable works ( e. g. music scores, scripts, sets, sound effects ), any one of which could limit use of the entire film by denying permission to copy their contribution ; the producers avoid this scenario by requiring that all contributions by non-employees fulfill the work-for-hire requirements.

Offering freedom from the increasingly burdensome financial requirements of high-production movie-like clips, it began as the only method for little-known indie music artists to present themselves to a wider audience, but increasingly this approach has been taken up by such major mainstream artists as R. E. M.

Because of the requirements that " new music " be composed as often as possible, Bach seldom chose older poems for his cantatas ; consequently, conductor Craig Smith has suggested that parts of this work may have been composed earlier than the first recorded Leipzig performance.

The Eastern monodic singing observes the tradition of Greek and Byzantine music as well as the requirements of the eight-voices polyphonic canon of the Eastern Orthodox Church.

As a senior at Amherst College in Massachusetts, Jim wrote the book, music, and lyrics for The Dream Engine ( 1969 ), a musical that was used to fulfill the requirements for an independent study course.

For music, the requirements are referred to as the MAPL system.

However, CanCon requirements may be lower for campus and community stations as they often air large quantities of category 3 music.

* Adaptation to most requirements of music production.

The Eastern monodic singing observes the tradition of Greek and Byzantine music, the requirements of the eight-tones canon of the Eastern Orthodox chanting.

In general, more advanced courses in any subject require some foundation in basic courses, but some coursework requires study in other departments, as in the sequence of math classes required for a physics major, or the language requirements for students preparing in literature, music, or scientific research.

The ideas of the M-Base concept were largely incompatible with the requirements of music business.

Salem requires 20 academic credits required for graduation, including four in English, two in a modern foreign language, four in mathematics, three in history, and three in science, plus requirements in art, music, theatrics, religion, and health and physical education.

RPGDot's Val Sucher noted that the music player Winamp could be played in the background, due to the game's small memory requirements.

One's standing in the Certificate Program also plays an important role in entrance requirements for professional music programs at many universities and colleges.

Fitting the game on its 8 MB cartridge was difficult ; ultimately, Iguana had to compress everything and reduce the quality of the music to meet size requirements.

Finally, in 2006 the definitive " Thematic Catalogue of the Works of Michel-Richard de Lalande ( 1657-1726 )" by noted British musicologist Lionel Sawkins came out which runs to 752 pages containing over 3, 000 music examples and details of performing requirements and of all source materials, as well as with comprehensive indexes and thematic locators.

Students take two fine art classes each year, and must satisfy distributional requirements ( at least one class each of theater, visual art, music, and dance ).

The travel regulations, requirements and procedures governing reimbursement are controlled properly and not overly restrictive.

Research and development activities undertaken by the Secretary shall be coordinated or conducted jointly with the Department of Defense to the end that developments under this Act which are primarily of a civil nature will contribute to the defense of the Nation and that developments which are primarily of a military nature will, to the greatest practicable extent compatible with military and security requirements, be available to advance the purposes of this Act and to strengthen the civil economy of the Nation.

As is the case with the allotment provisions for support of vocational rehabilitation services, the matching requirements are also based on a statutory formula.

Beginning in 1960, the matching requirements for the base allotment are being adjusted ( upward or downward, as required ) 25% a year, so that by 1963 the entire support allotment will be matched on the basis of a 40% pivot State share, with maximum and minimum State shares of 50% and 30%, respectively.

Any special photographic requirements are also given.

Cooling requirements are best expressed in terms of Aj.

you must have a list of requirements on where, how many, and what type sites are needed.

On large-area units, where additional structural requirements are imposed, one recent approach utilizes modular extruded or formed channels ( e.g. right-angled corrugations ) of the acrylic or butyrate.

The cooling requirements are particularly severe at the anode.

It is apparent from the above and from experimental evidence that the cooling requirements for the anode of free burning arcs are large compared with those for the cathode.

There are considerable differences between the requirements for textile and hard-surface cleaning.

Exclusive of esthetic values, such as high- or low-foam level, perfume content, etc., the requirements for the organic active used in washing textiles are high.

As is the case with the surface-active agent, the requirements for builders to be used in detergent compositions for washing textiles are also high.

It is evident that the requirements imposed by these effects upon any one detergent constituent acting alone are severe.

There are optimal humidity requirements for various agents when airborne.

The only requirements on dictionary information made by the text-lookup operation are that each form represented by the dictionary be available for lookup in the text-form list and that information for each form be available in a sequence identical with the sequence of the forms.

General requirements for land, labor, and equipment are discussed below.

Specific requirements for each of various types of enterprises are discussed on pages 8 to 14.

Students of the college who are candidates for the A.B. degree and can satisfy the academic requirements of the medical and business schools, may enter either of these associated schools at the beginning of senior year, thus completing the two-year postgraduate course in one year.

But an official statement adopted by the 33-man Emory board at its annual meeting Friday noted that state taxing requirements at present are a roadblock to accepting Negroes.

Already, however, several of the turnpikes are earning enough to cover interest requirements by comfortable margins.

Their metabolic rate is low and as a result, their food and energy requirements are limited.

To do so, architects are typically required to meet three common requirements: education, experience, and examination.

An N95-rated dust respirator, a ventilation system, and wet grinding are requirements to working abalone shell safely.