DIN EN 303345-4:2021 广播声音接收器 第4部分:DAB 广播声音服务 无线电频谱接入协调标准(认可英文版 EN 303 345-4 V1.1.1(2021-06)作为德国标准)
Broadcast Sound Receivers - Part 4: DAB broadcast sound service - Harmonised Standard for access to radio spectrum (Endorsement of the English version EN 303 345-4 V1.1.1 (2021-06) as a German standard)