Knowledge of the Cable Industry Phase 2---Why does the thickness (diameter) of HDMI cables affect signal stability？

        Firstly, electromagnetic interference is one of the important factors affecting signal stability. Thin cables are more susceptible to external electromagnetic interference due to their lack of sufficient shielding ability, resulting in decreased signal quality, image jitter, color distortion, and other issues. Thicker cables usually use better shielding materials, which can effectively reduce the impact of external interference on the signal and improve signal stability.

        Secondly, signal attenuation is also one of the important factors affecting signal stability. As the length of the cable increases, the signal will gradually decay during transmission, leading to a decrease in signal quality. Thicker cables typically have lower resistance and better signal transmission performance, which can reduce signal attenuation, maintain signal clarity and stability, and are particularly effective for long-distance transmission.

      In addition, data transmission rate can also have an impact on signal stability. With the popularization of high-definition video, 3D imaging, high-quality audio and other content, the demand for data transmission speed is also increasing. Thicker cables can provide better signal transmission performance, adapt to the needs of high-speed data transmission, ensure high-quality video and audio transmission, and avoid signal loss or delay issues.

     Therefore, selecting an appropriate thickness of HDMI cable is crucial for ensuring signal stability and reliability. When selecting cables, in addition to considering thickness, factors such as cable material, shielding performance, length, etc. should also be considered to meet practical needs and ensure signal transmission quality. Taking into account various factors, choosing a suitable HDMI cable can effectively improve the performance of audiovisual devices and bring a better audiovisual experience.