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  • EN 60966-2-5-2017 Radio frequency and coaxial cable assemblies - Part 2-5: Detail specification for cable ...2023-09-11
  • ETSI EN 303 345-5-2020 Broadcast Sound Receivers; Part 5: Drm Broadcast Sound Service; Harmonised Standard ...2023-08-25
  • ETSI EN 300 401-2017 Radio Broadcasting Systems;Digital Audio Broadcasting (Dab) To Mobile,Portable And Fix...2023-06-10
  • DIN EN 300401-2017 Radio Broadcasting Systems - Digital Audio Broadcasting (DAB) to mobile, portable and fi...2023-05-25
  • SJ 3139-1988KPCC型彩色電視廣播接收機(jī)用頻道選擇開關(guān)詳細(xì)規(guī)范Detail specification for frequency channel selecto...2022-06-15
  • SJ 20565-1996潛艇用無線氣象傳真接收機(jī)通用規(guī)范General specification for radio weateorogical facsimile receive...2022-06-14
  • SJ 3132-1988彩色電視廣播接收機(jī)用KDC-A02型按鈕式電源開關(guān)詳細(xì)規(guī)范Detail specification for Push-button power sw...2022-06-14
  • SJ 20558-1995短波接收天線共用器通用規(guī)范General specification for antenna multicouplers used in short wave re...2022-06-10
  • SJ 20727-1999艦載數(shù)字光接收機(jī)通用規(guī)范General specification for digital fiber optic receivers on shipboard...2022-06-09
  • SJ/T 10296-1991船用導(dǎo)航雷達(dá)接收機(jī)噪聲系數(shù)測試方法Test methods for noise figure of marine radar receivers...2022-06-08
  • SJ 3148-1988KFC-G03型彩色電視廣播接收機(jī)用杠桿式維修開關(guān)詳細(xì)規(guī)范Detail specification for lever-adjusted switc...2022-06-06