GB/T 3383-1982
ActiveTelecommunication transmission unit--Decibel
电信传输单位 分贝
Application Summary AI generated
GB/T 3383-1982 defines the decibel (dB) as the standard unit for measuring signal gain, loss, and relative power levels in telecommunication transmission systems. It is applied in the design, testing, and maintenance of telephone networks, radio communication links, and fiber-optic systems to ensure consistent signal strength calculations and equipment compatibility. This standard is essential for engineers and procurement professionals working with transmission equipment, amplifiers, and attenuators in China's telecommunications infrastructure.
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