Patent ID: 11874305
Assignee: SHENZHEN ZHIYONG ELECTRONICS CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G  H | IPC G  H

Claim 1:
2. The attenuator of claim 1, wherein the forward attenuation circuit comprises a first resistor, a second resistor, a third resistor and a first capacitor;
a first parallel end of the first capacitor and the first resistor is connected with a positive polarity of a signal to be tested, and a second parallel end of the first capacitor and the first resistor is connected with a first end of the first compensation unit and a first end of the second resistor;
a common between a second end of the second resistor and a first end of the third resistor is connected with a first end of the second compensation unit and a non-inverting input of the differential amplifier;
a second end of the third resistor is connected with a floating output.