Contour modulation is a technique in which a phase-modulated signal waveform and amplifier output impedance work together to maintain higher efficiency over a sizable output power back-off.
轮廓调制结合了一种相位调制信号的波形和放大器的输出阻抗，可在某个较大型输出电源关闭后保持更高的效率。
In circuit design, the mathematical model of operational amplifier expanded function is expanded circuit. The circuit includes phase electric capacity, the feedback resistance and the input impedance.
运算放大器扩展功能，在电子电路设计中其数学模型为放大电路，含移相电容、反馈电阻及输入阻抗。
By using a double phase lock in amplifier to measure the AC strain, the measurement error can be decreased to 0.4% of the total measurement range.
如果使用双相位锁相放大器测量交变的被测量，误差将减小到全量程的0.4%以内。
Theoretical analysis are presented, which are the pump-induced temperature change and the associated thermal phase shift occurring in a fiber amplifier from the pump turning on to steady state.
理论分析了泵浦光开启到稳态过程中光纤放大器掺杂光纤的温度变化，以及对应的光纤放大器相位变化。
The main test circuit adopts the auxiliary amplifier method with phase compensation circuits in order to avoid self-excitation.
运放参数主测试电路采用辅助放大器测试法设计，通过相位补偿网络消除电路自激现象。
In this paper the phase tuning methods by using oscilloscope for the tuning of the pole and zero of the two—amplifier biquads are given.
本文介绍一种利用示波器，对由双运放组成的有源滤波器的二阶节电路的零、极点进行准确调整的相位调试法。
Used lock-in amplifier SR844 for hardware phase detection and compared with software detection.
利用锁相放大器SR844对产生的信号进行模拟鉴相，并同软件鉴相结果比较分析；
This paper presents the principles and characteristics of the following modules: power amplifier, phase modulator and up converter, which are used in the transmitter of 1GHz microwave relay system.
本文介绍了用于微波中继系统发射机的功率放大器、调相器、上变频器等组件的原理和特性。
It is the key technology to detect and correct the phase noise of the fiber amplifier in coherent combining beam, the main source of phase noise in the fiber amplifier is the thermal effects.
光纤放大器相位噪声的探测和校正是光纤激光器阵列相干合成的关键技术，热效应是引起光纤放大器相位噪声的主要来源。
TYPE: 4-way power amplifier With built-in electronic crossover, phase adjust, dynamic compressor circuit.
类型：四通道功放内置电子分频，相位校正，动态压缩电路。
TYPE: 4-way power amplifier With built-in electronic crossover, phase adjust, dynamic compressor circuit.
类型：四通道功放内置电子分频，相位校正，动态压缩电路。
应用推荐