In this paper, digital potentiometers X9C103 to change the high-frequencyamplifier feedback resistor to achieve the control feedback purposes.
本文采用数字电位器x9c 103来改变高频放大器的反馈电阻以达到控制反馈的目的。
2
The outlook of highfrequency switch power supply in application to high fidelity audio frequency power amplifier is indicated.
指出了高频开关电源在高保真音频功率放大器中广阔的应用前景。
3
Each of them is composed of highfrequencyamplifier, intermediate frequency amplifier and sampling, digital phase uprightness intersector, DDS and the S band signal inspirator for the transmitter.