TH4040-II 基础型电路板故障检测设备 is a testing instrument that integrates a 16-bit lower computer, a standard USB2.0 communication interface, dual-processor technology, probe/dual-board direct comparison test, backdoor (Backdoor) technology, adaptive testing technology, digital device threshold The adjustable level, ASA (Analog Signature Analysis) analog characteristic analysis technology, three-terminal devices (transistors, zener diodes, thyristors, field effect transistors, etc.) tests, capacitance C, resistance R, inductance L quantitative tests, test data The graphics display, the computer sound prompt function is turned on, the automatic recognition of the sensitivity adjustment (automatic selection function) and other technologies.