• 每个频道中,组合视频信号当作调幅AM)信号传输,声音信号作为FM调频)信号传输。

    The composite video signal is transmitted as an AM signal and the sound as an FM signal on these channels.

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  • 印版还具备锐利的细节无论是调频调幅加网都极好的表现

    A printing plate comes with sharp detail , whether it's FM or am screening has excellent performance.

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  • 为什么隧道调频广播调幅广播的信号要好一点?

    How come we can hear FM longer in a tunnel than AM?

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  • 液压振器由于具有无级调频调幅操作方便等优点而许多工程机械中得到广泛应用。

    Because of stepless frequency modulation and amplitude modulation and operating with facility, hydraulic vibrators are being used widely in a lot of engineering machines.

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  • 实现信号调制解调功能包括各类调制ask(调幅),PSK(调相),FSK(调频)。

    Realize signal modulation and demodulation functions, including various types of modulation such as ASK (amplitude modulation), PSK (phase modulation), FSK (FM).

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  • 凡世通声音第一商业电台节目,同时进行调幅调频广播电台

    The Voice of Firestone was the first commercial radio program to be carried simultaneously on both am and FM radio stations.

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  • 系统采用自动增益控制电路,并运用DDS技术实现调频调幅ASKPSK功能

    The system adopts AGC circuit, uses DDS technology to realize such functions as frequency modulation, amplitude modulation, ASK, PSK, etc.

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  • 本文能量角度入手利用调频-调幅模型共振峰特征,滤混叠在有用语音中的绝大部分能量的元音干扰

    In this paper, we start from the energy point of view, use AM-FM modulation model and formant frequency, to remove the vocalic interference which vast majority of energy in the useful speech.

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  • 振荡源调频调幅噪声一项重要的技术指标

    FM and AM noise of the oscillator is one of the important specifications.

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  • 另外,概述了光纤有线电视传输传输的观点分析调频调幅制的信

    In addition, this paper analyses the signal-to-noise ratio for AM and FM format in TV transmission on optical fiber.

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  • 文中校准应用研究中采用田口方法,根据数字信号源频率调幅调频试验典型值推导量程校准公式

    The Taguchi method is studied to derive calibration formulae of frequency and amplitude modulation of digital signal generator in whole range in this paper.

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  • 本文分析了几种SPWM调制方法基础上,将基于对称采样法的SPWM调制算法应用于本设计中,产生了可调频调幅正弦波脉宽调制信号

    The SPWM algorithm using symmetrical sample in this controller, can alter its frequency and amplitude. The good performance of the BLDC Motor controller using DSP is verified by the experiment.

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  • 选择2唱机,唱机1调频调幅胶带辅助

    Selector: Phono 2, Phono 1, FM, AM, Tape, Aux.

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  • 调频调幅适合传送立体声、电视节目的伴音信号。

    FM is also better able to transmit sounds in stereo than AM.

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  • 二进制调幅误差概率二进制调频至少大五

    The error probability of binary AM is greater than of binary FM by a factor of at least 6.

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  • 研究表明采用随机函数分色后图象文件进行调频加网,再经现有调幅RIP实现图象的调频加网输出

    Research results show that by using the pseudo random function and RIP for AM screening, the image of separate color can be input in the form of FM screening.

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  • 激励电流控制电路产生激励线圈的脉冲电流,并对脉冲电流进行调频调幅控制。

    The exciting current control circuit also can modulate frequency and modulate amplitude for the pulsed current.

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  • 二进制调幅误差概率二进制调频至少大五

    The error probability of binary AM is greater than for binary FM by a factor of at least 6.

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  • 本文利用抽样理论分析了调幅调频脉冲响应抽样方法及其精度

    This paper analyses sampling method and sampling precision of complex impulse response by sampling theory.

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  • 指出,(上)调幅-调频立体声收音机

    I should (also) point out (that) an AM-FM stereo radio is included.

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  • 利用了调幅调频加网各自优势,改善调幅调频半色调之间过渡实现了较低分辨率的设备得出高精度输出图像

    The algorithm efficiently improves the transition area between AM and FM halftoning. Besides, the precision of the output image was realized on low precision equipment.

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  • 通信仿真平台任务调幅调频单边带、二进制振幅键控、二进制频移键控、二进制相移键控、正交相移键控等通信信号调制解调进行建模计算

    The target of the communication system flat is modeling and calculating to modulation and demodulation of seven kinds of signals:AM, FM, SSB, 2ASK, 2FSK, 2PSK, 2QPSK.

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  • 分立元件组成收音机集成电路组成的收音机,从普通调幅收音机到高级调频收音机。

    From discrete components radio to consist of Integrated Circuits radio, from the ordinary to the senior FM radio AM FM radio.

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  • 二进制调幅误差概率比二进制调频至少大5

    The error probability of the equipment was reduced by2.5 times through technical innovation.

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  • 二进制调幅误差概率比二进制调频至少大5

    The error probability of the equipment was reduced by2.5 times through technical innovation.

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