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Various DSL standards. • HDSL • — High-bit-rate DSL; uses two pairs of copper wires; E1/T1 data rates; distances up to 3657 metres over 24 AWG copper. • SDSL • — Symmetric DSL; uses a single pair of copper wires; multiple data rates of up to 2...
Transatlantic G.703 comparisons. • Transatlantic G.703 comparisons • Europe • U.S. • Called E1 • Called T1 • 32 user timeslots • 24 user timeslots • Total speed: 2.048 Mbps unframed • Total speed: 1.544 Mbps unframed • User speed: ≤ 1.984 kbps...
The MPO connector • The MPO connector • MPO stands for multifiber push-on connector. It is a connector for multifiber ribbon cable that generally contains 6, 8, 12, or 24 fibers. It is defined by IEC-61754-7 and EIA/TIA-604-5-D, also known as ...
Tech Area • Welcome to the Black Box Tech Area site. Our Technical Support teams worldwide are dedicated to providing the best support for our products. If you need technical assistance, we offer many services. • Support Center • If you are lo...
4K Digital Video: Truth and Myth • 4K Digital Video: Truth and Myth • 4K is a term to describe a maximum video resolution of 4096x2400 pixels. However, the most commonly used resolution is UHD (Ultra High Definition) at 3840x2160 pixels. This ...
Component vs. channel testing • Component vs. channel testing • Channel Testing • When using a Category 6 system, the full specification includes the testing of each part individually and in an end-to-end-channel. Because CAT6 is an open stand...
SpaceGAIN - Angled Patch Cables and Patch Panels • Space-saving solutions for high-density infrastructures • In a survey* of IT professionals, 85% said they are increasing density to: • 50%: Reduce cabinet/rack space. • 47%: Lower costs. • 38%...
RS-232 - A group of specifications for interfaces • RS-232 - A group of specifications for interfaces • RS-232, also known as RS-232C and TIA/EIA-232-E, is a group of electrical, functional, and mechanical specifications for interfaces between...
tableGuide { width:750px;text-align:center; } • .tableGuide td,.tableGuide th { vertical-align:middle;} • .tableGuide th {font-weight:700;text-align:center !important;height:30px;background-color:#9bc24c !important; border:#9bc24c 1px solid;borde...
CenterColumn h1 {font-size:17px;padding-bottom:10px;} • .CenterColumn h2 {font-size:14px;color:#666;padding-bottom:10px;} • .CenterColumn h3 {padding-bottom:5px;} • .CenterColumn ul {padding-bottom:10px;} • Why MTP? • Rapid deployment • Increase ...
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