Portable Transistor Tester Multifunction Integrated Circuit Ic Tester. 1: Multifunctional IC transistor tester with LCD digital display, Different test modes can be selected: 3.3V/5.0V/AUTO modes. 4: It can test 74HC series/ 74LS series/ CD4000 series/ HEF400 series/ 4500 series/ operational amplifiers/ interface class chip/ optocoupler transistor automatic identification/ regulator value recognition, and so on.
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