Capacitor ESR Meter using only 5 transistors !
Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, transistor, resistor and
Multifunction Meter DIY kit, ACEIRMC Mega 328 Graphic Transistor Tester, NPN PNP Diodes Triode Capacitor ESR SCR MOSFET Resistor Inductance LCD
5 Transistor ESR Meter Design
new 3.7v version of inductor capacitor
Capacitor ESR Meter using only 5 transistors !
5 Transistor ESR Meter Design
ESR Meter
5 Transistor ESR Meter Design
5 Transistor ESR Meter Design
All-in-1 Component Tester Transistor Diode Capacitance LCD ESR Meter Inductance
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5 Transistor ESR Meter Design
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Analog Capacitor ESR Tester
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