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- audio frequency channel 声频通路
- I am majored in audio frequency amplifier. 我主修音频放大器。
- The middle part of an audio frequency. 中声频，中频声波频率的中间部分
- Purpose: Audio frequency power amplifier applications. 用途:用于音频功率放大。
- The AGC technology in the radio frequency channel is also studied. 研究了射频信道中的自动增益控制(AGC)技术。
- Scene supervisory system and audio frequency retransmission system; e. 现场监控系统及视音频转播系统;
- Purpose: Audio frequency general purpose ,driver stage amplifier applications. 用途:用于音频放大,激励级放大。
- Used in TVs frequency channel conversion or weak signal import loop circuits. 适用于电视机频道转换或小信号输入回路。
- Can control audio frequency signals remotely，the volume can be modulated. 可对各路音频信号进行远程操控，音量可调；
- Used in TV frequency channel conversion and weak signal input loop circuits. 适用于电视频道转换或小信号输入回路。
- An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment. 啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声
- The main hardware of multi-media computer is composed of CD-ROM, video frequency, audio frequency. 多媒体计算机的主要硬件包括：CD－ROM（光盘驱动器）、视频卡和音频卡。
- In the running gear( notebook computer, the3 G handset) watch the cable TV or individual exclusive frequency channel. 在行动装置(记型电脑、G手机)看有线电视或个人专属频道。
- The audio frequency alternately service system(VOD), and indoors viewability bill inquiry service. 视音频交互服务系统（VOD），提供客房内可视性帐单查询服务；
- At present, using analogue technology, a whole frequency channel is needed for carrying one television programme. 目前,本港利用模拟技术进行广播,需要一整条频道才足够传送一个电视节目。
- Also there is no "Ghosting" or reflective signals that occur as there is no audio frequency being transmitted. 观察这一次的锁定方向，两个方向的交叉点就是目标物的埋藏位置。
- Each reader operates in a particular frequency channel of the authorised 2.45 GHz ISM band. 每一台感应读卡机都必须在不同的频道下运作，不能有任何两台感应读卡机使用相同频道。
- A new method for power measurement of audio frequencies is introduced. 介绍了一种音频范围内功率测量的新方法。
- In the running gear (notebook computer, the 3G handset) watch the cable TV or individual exclusive frequency channel. 在行动装置(笔记型电脑、3G手机)收看有线电视或个人专属频道。
- This paper introduces the principle and tested results of measuring nodulizing grade by audio frequency method. 介绍了音频法检测铸件球化级别的原理及试验结果。
