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实用新型
CN202268909U 一种相位均衡电路 失效 - 权利终止

一种相位均衡电路
摘要：
本实用新型涉及一种相位均衡电路，电容C1、电阻R1的一端相连，电阻R1的另一端、电阻R2的一端、运算放大器N1的2脚相连，电阻R2的另一端、运算放大器N1的6脚、电阻R4的一端相连，电容C1的另一端、电阻R3的一端、运算放大器N1的3脚、运算放大器N2的3脚、电阻R5的一端相连，电阻R3的另一端接地，电阻R4的另一端、运算放大器N2的2脚、电容C2的一端相连，运算放大器N2的6脚、电阻R5的另一端、电容C2的另一端相连；本实用新型的有益效果是：有源相位均衡器设计减小了高速数字信号在长距离模拟音频线路传输时的波形相位频率畸变，提高了接受信息的可靠性，电路结构简单，可调频率范围宽，电路工作稳定可靠。
摘要（英）：

The utility model relates to a phase equalizing circuit. Wherein a capacitor C1 is connected with one end of a resistor R1; the other end of the resistor R1, one end of a resistor R2 and the pin 2 of an operational amplifier are connected; the other end of the resistor R2, the pin 6 of the operational amplifier N1 and one end of a resistor R4 are connected; the other end of the capacitor C1, one end of a resistor R3, the pin 3 of the operational amplifier N1 and one end of a resistor R5 are connected; the other end of the resistor R3 is connected to the ground; the other end of the resistor R4, the pin 2 of the operational amplifier N2 and one end of the capacitor C2 are connected; and the pin 6 of the operational amplifier, the other end of the resistor R5 and the other end of the capacitor are connected. In the utility model, the phase equalizing circuit is advantageous in that waveform phase frequency distortion of high speed digital signals in long distance simulation audio line transmission is minimized with an active phase equalizer, information receiving reliability is increased, the circuit structure is simple, the adjustable frequency scope is wide, and the circuit work stability is high.

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