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Headway Group-main produces fiber optical cable, optical fiber cable, lifepo4 battery, ups battery, storage battery, ebikes battery

Talk about SD and HD project installation depends on the points

www.headwaybatteryandcable.comBeginning in 2009, the monitoring system into the fiber optical cable Wholesalers network digitization stage, D1 (72-480) is becoming the standard of IP video surveillance with SD (StandardDefinition, referred to as SD), that is the standard analytic argument, the next due to picture detail more pursuit, and therefore china optical fiber cable will produce HD (HighDefinition, HD), also known as high-resolution. Later, in order to comply with the digital television (HDTV), 16:9 wide screen display format, then jumped to 720p and 1080p HD HD Castles format.
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HD-SDI HD cameras waiting for the large-scale application of the spring

www.headwaybatteryandcable.comSecurity video surveillance development in China has more fiber optical cable Wholesalers than ten years, a variety of new products, new technologies, the security industry is defined as high-definition, which is already three years ago, an irreversible fact. Before and after 2007, the security industry began large-scale application of IP cameras, security video surveillance gradually into the network HD hall; 2011, SDI HD interface into the security market, making HD now have one more way, it is already in the application china optical fiber cable field preliminary emerge.
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Technical problems and trends of pickups in audio security monitoring

The audio monitoring core components pickups for the integration of audio and video surveillance camera is the eyes, pickups ears. Eyes to see the image and ears hear sound transmitted through the nervous system such as cable, fiber optic, network DVR china optical fiber cable save as brain constitutes a basic audio and video recording system. Most of the traditional monitoring systems no sound, like a silent film of the early years, people only see the silent images, integrated audio monitoring system requirements.
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Entrained in the civil aviation passenger baggage lithium battery should be how to carry

To go further in the limited time, we see more and more enjoyable to play, many people choose to take advantage of travel. To ensure flight safety, the Civil Aviation Administration of China (CAAC) recently again issued a notice to require the carrier to the airport to ups battery carry passengers lithium batteries as a rigorous inspection of luggage transport, carrying lithium batteries made at the same time limit.
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If Ethernet fails, the world will be like?

Ethernet (Ethernet) by Xerox Corporation created by Xerox, Intel and DEC jointly optical fiber cable suppliers developed baseband LAN specification, is the most common communication protocol standard used in today's existing LAN. Ethernet CSMA / CD (Carrier Sense Multiple Access with Collision Detection) technology and run at a rate of 10M / S in various types of cable. If Ethernet fails, the network look like?
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Smart grid opportunities for electrical equipment

2012 China International Conference on Electricity in addition to the high-profile opening ceremony, keynote speeches, special reports, theses exchanges, electricity and equipment exhibition held at the same eye-catching area of ​​5200 square meters china fiber optical cable of exhibition area brings together Schneider Electric Hitachi China Ltd., Tongguang Group, Siyuan Electric Co., Ltd., NARI Group Corporation, CLP Puri Engineering Co., Ltd., 54 domestic and foreign supply fiber optical cable suppliers equipment manufacturers, shows the power distribution system, smart grid the latest results and related equipment.
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Building intercom system maintenance community peace program Brief Analysis

Building intercom system inside and outside ups battery of a high-rise residential condominium buildings, households control messaging, security doors and tenants to the buildings in the duty room in case of an emergency alarm equipment. Complete function, reliable performance, and its large capacity, attractive appearance, easy to install storage battery and the majority of users, has been widely used and also the safety of the living quarters.
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For the maintenance of the UPS battery status and technical description

UPS battery maintenance necessity UPS uninterruptible power supply, because when the power outage, it can quickly convert to the inverter status, so as not to let the computer use to lose important documents because of the sudden loss fiber optical cable of power is not enough time storage. Not be used when the standby power, if you just want to blackout, electricity, light enough to buy an inverter. The general household UPS with the most maintenance-free lead-acid batteries. UPS uses the same battery technology, different manufacturers large battery life is not the same, this is very important for users, because of the high cost of replacing the  optical fiber cable battery (approximately 30% of the UPS price). Battery failure reduces system reliability, which is a very annoying thing. At present, small and medium-sized UP ...
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