您要查找的是不是：
- audio frequency choke coil 音频扼流圈
- audio frequency choke 音频扼力
- radio frequency choke coil 射频扼流圈
- 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。
- This choke must be large in value, and provides a relatively high impedance at audio frequencies. 这一扼流圈必须有足够大的容量，并能在音频内提供相对高的感抗。
- Used in power-transfer transformer and choke coils. 转换电源用变压器和扼流圈。
- The comon mode choke coil series is effective for comon mode noise suppression in digital equipment which radiation is caused from cables. 共模线圈系列能有效抑制数位设备内由电缆辐射出之共模。
- 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。
- 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；
- Power-transformers,choke coils,communication standby transformers. 电源转换用变压器及扼流圈，通讯设备用变压器等。
- 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 machine is dedicated for I.F.T. coil, Choke Coil, Packins Coils and other coils applications. 此机种特别设计适用于产品;如:中周线圈;塞流圈及其他线圈.
- Power-transformers, choke coils, communication standby transformers. 电源转换用变压器及扼流圈，通讯设备用变压器等。
- Computers, Power supply, EMI/ RFI Suppression and Wideband choke coils. 电脑、源、mi/FI回波抑制和宽带杂波抑制电感线圈。
- 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。
- Computers,power,supply,EMI/RFI Suppression and Wideband choke coils. 电脑，电源，EMI/RFI回波抑制和宽带杂波抑制电感线圈。
- 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；
