In modern power measurement, the measurement of the pulse of radio power has been widely used as the transmitter power, the delicacy of microwave receiver, the plus of amplifier and so on.
在现代功率测量中，射频脉冲峰值功率的测量广泛应用于如发射机的发射功率、微波接收机的灵敏度、放大器的增益等测量方面。
In the transmitter, power amplifier will be needed to amplify the signal before they can be send by the antenna;
在发射端，需要通过功率放大器将信号放大到一定水平，然后才能通过天线发射出去；
Advantages of power operational amplifier in underwater sound transmitter and problems of power opertional amplifier with reliability and stability in application are described.
描述了功率运放在水声发射机方面的特点，探讨了功率运放在应用中可靠性和稳定性等方面的问题，给出了发射机应用实例。
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