(1802)Transistor Tester Gm328a Diode Capacitance Voltage Frequency Meter Pwm Square Wave Signal Generator

(1802)Transistor Tester Gm328a Diode Capacitance Voltage Frequency Meter Pwm Square Wave Signal Generator Description

Digital LCD display for easy readings, can display measured data and graphics. switch control, a key measurement for convenient use.Main chip is the DIP, easy for electronic enthusiasts to DIY or update the main chip.Use 9V battery(not included), can also use DC (DC 6.8-12V).Automatic shutdown, shutdown current is only about 20nA.Automatically detects NPN and PNP transistors, FET, diodes, diode, thyristor, , automatic identification of the transistor pinout.Test NPN and PNP transistor common-emitter current amplification factor, the base-emitter threshold voltage, off the collector - emitter leakage current.Support 2 resistors measurement, show its positive and negative, on-state voltage.Resistance measurement maximum resolution 0.01ohm, can be measured up to 50M ohmFor the following 2100ohm resistor while measuring its inductance measuring range from 0.01mH - 20H.Can be used as signal generator and frequency meter: frequency range from 1Hz-2MHz and can generate 1%-99% PWM(pulse width modulation) signals.Colour:blueMaterial:PCBPackage Contents:1 set x GM328A Transistor Tester(The accessories are shown in the picture)Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.