LCR-T7 Transistor Tester, Aideepen Multi-Function TFT 1.8" Transistor Tester Full Color Graphic Display Transistor Meter with Auto Shut Off for Diode Triode Capacitor Resistor Transistor: Amazon.com: Industrial & Scientific
Treedix GM328 Transistor Tester Frequency Tester PWM Square Wave LCR Meter Voltmeter Full Color Screen Graphics DIY Kit with Acrylic Case: Amazon.com: Industrial & Scientific