Feature | Power Cable | VGA Cable | HDMI Cable |
Type of signal | Analog | Analog | Digital |
Number of pins | 2 or 4 | 15 | 19 |
Connector type | AC plug, DC plug, USB plug | 15-pin D-sub | 19-pin HDMI |
Applications | Powering electronic devices | Transmitting analog video signals | Transmitting digital video and audio signals |
Power Cables
Power cables are used to provide power to electronic devices. They come in a variety of shapes and sizes, depending on the device they are designed to power. Some common types of power cables include:
AC power cables: These cables are used to connect devices to an electrical outlet. They have two prongs that fit into the outlet, and a third prong that is used for grounding.
USB power cables: These cables are used to connect devices to a USB port. They have a USB connector on one end and a barrel connector on the other end.
DC power cables: These cables are used to connect devices to a DC power source. They have a barrel connector on one end and a variety of different connectors on the other end, depending on the device they are designed to power.
VGA Cables
VGA cables are used to connect a computer to a monitor or projector. They have a 15-pin connector on one end and a D-subminiature connector on the other end. VGA cables can transmit video signals with a resolution of up to 1920x1200 pixels.
HDMI Cables
HDMI cables are used to connect a variety of devices, such as Blu-ray players, game consoles, and computers, to a TV or monitor. They have an HDMI connector on one end and a variety of different connectors on the other end, depending on the device they are designed to power. HDMI cables can transmit video signals with a resolution of up to 4K Ultra HD (3840x2160 pixels).