748441-2

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D-Sub connectors, popularly known as DE-9, DB-9s, HD-15s, and DB-25s, are a type of electrical connector commonly used in computing applications. The 748441-2 is a variant of the DB-9 D-Sub connector with metal backshell and HDMI connectors. It is designed to be highly reliable in applications in which there is vibration, impact, moisture, and dust.

The design of the 748441-2 is based on the DE-9 standard D-Sub connector. The 748441-2 has a metal backshell which provides additional protection to the connector components. The HDMI ports on the backshell allow for the transmission of digital video and audio signals. The connector also has a strain relief to provide additional protection for the cable. Additionally, the 748441-2 has a locking collar to ensure a secure connection between the cable and the connector.

The 748441-2 can be used in a variety of applications, including audio/visual systems, automotive systems, and computer equipment. In audio/visual systems, the connector can be used for connecting sources such as video cameras and microphones to audio/visual equipment. The connector can also be used in automotive systems to connect audio and visual sources such as back-up cameras and other external equipment. Finally, the connector can be used in computer equipment to connect external storage devices, keyboards, printers, and other peripherals.

The working principle of the 748441-2 is simple. When the connector is mated, the electrical contacts on the pins of the connector make an electrical connection. The HDMI ports on the backshell can transmit digital audio and video signals. Additionally, the locking collar on the connector ensures a secure connection between the cable and the connector.

The 748441-2 is a reliable and versatile D-Sub connector. It is designed to withstand vibration, impact, moisture, and dust, making it suitable for a variety of applications. Its metal backshell provides additional protection to the connector components and the HDMI ports allow for the transmission of digital audio and video signals. Additionally, the locking collar ensures a secure connection between the cable and the connector.

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