具有精确度高、速度快、可调范围大的优点。
It is of high accuracy, high speed and flexible adjustable range.
该电路具有低功耗、增益可调范围宽和频率范围宽的特点，适用于一般的中频接收机。
This circuit has the characteristics of low power, wide gain adjustable range and wide bandwidth.
该电路具有低功耗、增益可调范围宽和频率范围宽的特点，适用于一般的中频接收机。
This circuit has the characteristics of low power, wide gain adjustable range and wide bandwidth.
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