Radio broadcasting systems; Very High Frequency (VHF), frequency modulated, sound broadcasting transmittersdoi:ETSI ETS 300 384指定用于将调频声音广播信号传输至CCIR rec 450的发射机.包括单声道和立体声信号
VHF/ˌviː eɪtʃ ˈef/noun[uncountableU]technical (very high frequency)radio waves that move very quickly and produce good sound quality〔无线电的〕甚高频 时代网英语在线翻译词典收录了323754条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。
Radio Broadcasting Systems; Very High Frequency (VHF), Frequency Modulated, Sound Broadcasting Transmitters ETSI ETS 300 384-1995 发布历史 ETSI ETS 300 384-1995由欧洲电信标准协会 IX-ETSI 发布于 1995-01-01。 ETSI ETS 300 384-1995 在中国标准分类中归属于: M74 广播、电视发送与接收设备。
标准号:DINETS300384-1995 中文标准名称:无线电广播系统.很高频率(VHF),频率模制、声音广播传输器 英文标准名称:Radiobroadcastingsystems-VeryHighFrequency(VHF),frequencymodulated,soundbroadcastingtransmitters;EnglishversionETS300384:1995 中国标准分类号:M36 国际标准分类号:33.17 相关标准 《GB/T12572-2008》无线电发...
Radio Broadcasting Systems; Very High Frequency (VHF)@ Frequency Modulated@ Sound Broadcasting Transmitters in the 66 to 73 MHz Band ETS 300 750-1997 发布历史 ETS 300 750-1997由ETSI - European Telecommunications Standards Institute 发布于 1997-03-01,并于 1997-04-16 实施。
While Very High Frequency (VHF) communications offers plenty of positives: such as sound quality, smaller and low cost antennas, and is less subject to atmospheric interference. Its one large drawback is its relatively short range. The range of VHF radios is dependent on many factors, the most...
内容提示: IEC 62106-6 Edition 2.0 2023-05 INTERNATIONAL STANDARD Radio data system (RDS) – VHF/FM sound broadcasting in the frequency range from 64,0 MHz to 108,0 MHz – Part 6: Compilation of technical specifications for Open Data Applications in the public domain IEC 62106-6:2023-05(...
The MC44BC375U/J/T is a Phase Locked Loop (PLL) tuned, Very High Frequency (VHF), audio/video (A/V), high integration modulator, integrated circuit (IC). It is intended for use in VCRs, Games, and Set-Top box systems. The MC44BC375U/J/T is compatible with the National Televis...
vhf abbr. Very High Frequency 甚高频 n. 甚高频 VHF abbr. Very High Frequency 甚高频 n. 甚高频 am prep. 是,在 AM prep. 是,在 n. 午前 addr.(=Frequency Modulation) (广播)调幅 Am 【缩写】 =[Bible] Amos am/fm 【缩写】 =amplitude modulation/frequency modulation 调幅调频 fm/am...
Very High Frequency radios are line-of-sight devices that work where smartphones have weak signal strength. The recommended options on this list have different features and cost between $70-$340 depending on those attributes. The most expensive VHF radio here has both AIS, GPS, floats and has...