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Audio and video equipment (active speaker speakers)
基本介紹 有源音bai箱 就是說(shuō)音箱內(nèi)部有一組電路,有功放的作用du 比如電腦zhi上用的 N 1 音箱 大部分都是有源音箱 也就是說(shuō),直接接
Audio and video equipment (audio power amplifier)
基本介紹音頻功率放大器是指音bai響系統(tǒng)中最基本的設(shè)備du,它zhi的任務(wù)是把來(lái)自信號(hào)源(專業(yè)音響系統(tǒng)中dao則是來(lái)自調(diào)音臺(tái))的微弱電信號(hào)進(jìn)
Audio and video equipment (DVD player)
基本介紹 數(shù)位光碟播放機(jī)(DVD player),俗稱DVD播放機(jī),即播放數(shù)位光碟的設(shè)備。使用方式大多數(shù)皆需要連接到電視機(jī)上。除此之外,還有內(nèi)
Audio and video equipment (tape recording (playback) audio deck)
基本介紹 卡座是一個(gè)漢語(yǔ)詞語(yǔ),一指飯店里一種供進(jìn)膳用的座位,形同火車廂里的座位也叫火車座,二指亦稱 卡位 , 清代設(shè)于邊防要道的崗
Audio and video equipment (audio and video playback and processing equipment)
基本介紹 收音機(jī),由機(jī)械、電子、磁鐵等構(gòu)造而成,用電能將電波信號(hào)轉(zhuǎn)換為聲音,收聽廣播電臺(tái)發(fā)射的電波信號(hào)的機(jī)器。又名無(wú)線電、廣播等。
Audio and video equipment (combined audio)
基本介紹 組合音響確切的說(shuō)就是廠商推出的整體性的音響套裝機(jī),其功能盡可能齊全,使用方便,外觀華麗。組合音響的所有的組成部分,如音箱
Audio and video equipment (power supply for audio and video equipment)
基本介紹 電源適配器(Power adapter)是小型便攜式電子設(shè)備及電子電器的供電電源變換設(shè)備,一般由外殼、變壓器、電感、電容、控制IC、PC
Digital TV receiver set-top box
基本介紹 數(shù)字視頻變換盒(Set Top Box)簡(jiǎn)稱STB,通常稱作機(jī)頂盒或機(jī)上盒,是一個(gè)連接電視機(jī)與外部信號(hào)源的設(shè)備。它可以將壓縮的數(shù)字信
Audio and video equipment (color TV receiver)
基本介紹 彩色電視接收機(jī)(colour television receiver)簡(jiǎn)稱彩色電視機(jī) 廣播電視系統(tǒng)的一種終端設(shè)備 即在接收電視臺(tái)播送的彩色電視節(jié)即寸
Audio and video equipment (recorder)
基本介紹 錄像機(jī)就是供記錄電視圖像及伴音,能存儲(chǔ)電視節(jié)目視頻信號(hào),并且過(guò)后可把它們重新送到電視發(fā)射機(jī)或直接送到電視機(jī)中的磁帶記錄器
Audio and video equipment (security components)
基本介紹 開關(guān)模式電源(Switch Mode Power Supply,簡(jiǎn)稱SMPS),又稱交換式電源、開關(guān)變換器,是一種高頻化電能轉(zhuǎn)換裝置,是電源供應(yīng)
Audio and video equipment (electronic piano)
基本介紹 屬于電子樂器,發(fā)音音量可以自由調(diào)節(jié)。音域較寬,和聲豐富,甚至可以演奏出一個(gè)管弦樂隊(duì)的效果,表現(xiàn)力極其豐富。它還可模仿多種
Audio and video product testing
基本概述隨著經(jīng)濟(jì)全球化和區(qū)域一體化進(jìn)程不斷的推進(jìn),以及中國(guó)音視頻及相關(guān)電子設(shè)備企業(yè)的日趨成熟,越來(lái)越多的國(guó)內(nèi)制造商把目標(biāo)投向海外市
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