ELECTROMAGNETIC COMPATIBILITY AND RADIO SPECTRUM MATTERS (ERM); ON-SITE PAGING SERVICE; TECHNICAL AND FUNCTIONAL CHARACTERISTICS FOR ON-SITE PAGING SYSTEMS, INCLUDING TEST METHODS
出版:European Telecommunications Standards Institute
专家解读视频
On site paging systems, including test methods
DIN ETS 300224 : 1999 - Corresponds
PN ETS 300 224 : 2005 - Identical
NF ETS 300 224 : 1999 - Identical
UNE ETS 300224 : 1999 - Identical


