The differential impedance tester has the following characteristics:
　　1、Batch and automated testing, with simple operation and fast testing, suitable for PCB factories to conduct rapid testing.
　　2、Windows operating environment, user-friendly human-machine interface, and automatic generation of test results.
　　3、Provide single ended and differential impedance testing.
　　4、Supports 2-channel, 4-channel, and 8-channel testing.
　　5、Quickly customize testing tasks and enable batch and automated testing functions.
　　6、Integrate test file editor to quickly set test parameters.
　　7、Automatically record test data, generate reports, and save them on disk。
　　8、Display test waveforms, statistical data analysis, and test results.
　　9、Print test reports, waveforms, and test results.
　　10、Compliant with IPC-TM-650 and IPC2141 standards.

　　Technical parameters of differential impedance tester:
　　Control impedance test range 20-150 Ω
　　Measurement accuracy 50 Ω± 1%
　　The maximum measurement length is 2m, and the minimum reaches 0.09m
　　Vertical display resolution of 0.05 Ω
　　Testing method: Time Domain Reflectometry (TDR)
　　The differential impedance tester is applied in the PCB industry, providing a fast, accurate, standardized, and economical solution for high-frequency circuit board characteristic impedance testing. The impedance testers produced by Zhengye have a one-year warranty, a lifetime maintenance system, and can enjoy a software upgrade system for free throughout their lifetime. A good interactive Chinese interface can make it easier for operators to operate.