DM130321-4

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D-shaped connectors, also referred to as D-Sub, D-submarine, or D-shaped contacts, are a type of electrical connector commonly used in the electronics industry. They are specifically designed to connect two components or pins in order to form an electrical connection. D-sub connectors are available in a variety of sizes and contact configurations and are often found on computers, electronic devices and industrial equipment.

The DM130321-4 D-sub connector is a particularly popular piece of hardware that is used frequently in the industry. It is a 3-row, 21-pin connector with a standard 40.8mm diameter. This connector is designed to function as both an input and output device, making it a versatile piece of equipment for many different systems and environments. It can also be used in a variety of applications ranging from digital communication to analog audio.

The working principle of the DM130321-4 D-sub connector is two pins making contact, one on the connector itself and one on the target component. It has a unique design that features two sets of contact pins: one larger set of pins that are used for the primary signal and another set that are used for the secondary signal. The two sets of pins are then connected together through a single contact spring, allowing them to make contact.

One of the most popular applications of the DM130321-4 D-sub connector is for providing digital or analog audio signals. It has become a standard for use in music production and sound engineering, as well as in consumer audio systems, due to its ability to take input from a variety of audio sources and output a clean, consistent signal. It is also commonly used in TV sets, audio amplifiers and other audio equipment.

In addition to audio applications, the DM130321-4 D-sub connector is also used in other industries for a variety of purposes. It is popular in manufacturing processes where wiring needs to be routed, in medical applications where connection points need to be fixed and in communications equipment where data needs to be sent and received.

The DM130321-4 D-sub connector is a reliable, versatile piece of hardware that can be used in many different settings to provide reliable connections between components. It is designed to provide both input and output capabilities while also being able to work in a variety of environmental conditions. This makes it an indispensable piece of hardware for a wide range of applications.

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