A review, test, and teardown of a cheap transistor / component tester purchased on eBay. eBay item: LCD ESR Meter Transistor Tester Capacitance Inductance Diode Triode MOS NPN PNP http://www.ebay.com.au/itm/171753821157 Here’s the original review and teardown video: Here’s a follow up video where I test some old germanium transistors:
