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Computer Cables

From Data connections to Video set ups, learn more about computer cables.

  • What is the difference between DVI, HDMI, and VGA?

    Display Connection Standards: DVI, HDMI, and VGA Compared Evolution of Display Connection Technologies VGA (Video Graphics Array) Year Introduced: 1987 by IBM Connector Type: 15-pin D-dub analog conne...

  • What is Firewire 800?

    FireWire 800 refers to any FireWire port that conforms to the IEEE 1394b standard. This standard, which amends the IEEE 1394 1995 and IEEE 1394a 2000 standards, upgrades the prior standards by allowin...

  • What is FireWire 400?

    FireWire 400 is the original implementation of the IEEE 1394 interface standard, also known as i.Link (Sony's branding) or simply FireWire. Developed in the 1990s, it represented a significant advance...

  • What is External Serial ATA (eSATA)?

    External Serial ATA, commonly known as eSATA, is an external interface designed to connect external storage devices directly to a computer's SATA controller. Developed as an extension of the internal ...

  • What is a DB9 serial port?

    A DB9 serial port, also known as a 9-pin D-subminiature connector, is a legacy communication interface that has played a critical role in computing for decades, particularly in server and industrial e...

  • What is a DB25 connection?

    A DB25 connection is a type of D-subminiature (D-Sub) connector characterized by its distinctive D-shaped housing and 25-pin configuration. This robust connector has been a mainstay in computing and p...

  • What does CL2 mean?

    CL2 is a safety rating for electrical cables that indicates the cable meets specific fire safety standards. This designation is particularly important for in-wall installations where fire hazards must...

  • What are Plenum cables used for?

    Plenum Cables: Applications and Safety Requirements Plenum cables are specialized cables designed for installation in building plenum spaces, which are the areas between ceilings, floors, and walls th...

  • Is DB15 the same as VGA/HD15?

    VGA vs. DB15: Understanding the Difference DB15 and VGA/HD15 are different connectors that are sometimes confused due to both having 15 pins. DB15 Connector Configuration: Two rows of pins (7 pins in ...

  • Can I connect VGA directly to Composite or S-Video?

    VGA (Video Graphics Array) and Composite/S-Video are fundamentally incompatible with analog video signals. VGA transmits high-resolution RGBHV (Red, Green, Blue, Horizontal Sync, Vertical Sync) signal...