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Award Winning Fnirsi Dso-tc4 3-in-1 Digital Oscilloscope Transistor Tester Flash Sale: 40% Off [yVKP05In]

$16.99 $54.99 -69%

FNIRSI DSO-TC4 Oscilloscope is a 3-IN-1 Multifunctional Digital Oscilloscope, Transistor Tester, and DDS Signal Generator all in one. High efficiency Automatically identify the type and pin arrangement of the tested component, simplify the operation

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Award Winning Fnirsi Dso-tc4 3-in-1 Digital Oscilloscope Transistor Tester Flash Sale: 40% Off [yVKP05In]

FNIRSI DSO-TC4 Oscilloscope is a 3-IN-1 Multifunctional Digital Oscilloscope, Transistor Tester, and DDS Signal Generator all in one. High efficiency Automatically identify the type and pin arrangement of the tested component, simplify the operation process, and improve test efficiency.

Features:
1. Diverse categories: detect and analyze the performance and characteristics of semiconductor components such as transistors, diodes, triodes, field effect transistors (FETs), etc.
2. Portable design is equipped with a 2.8-inch TFT color screen, and the picture is clear and intuitive. Small and light, suitable for mobile use.
3. Built-in high-capacity rechargeable lithium battery (1500mAh), standby time 4 hours. Full range of intelligent anti-burn protection safety measurement, providing comprehensive protection for your safety.
4. Higher performance 10MHZ bandwidth +48MS sampling Accurately capture waveforms and grasp every detail. Efficient detection Intelligent identification Easily test diodes, Zener diodes, thyristors, capacitors, resistors, inductors, transistors, MOSFET and other components.
5. 13 signal waveforms meet various test needs. Frequency: 0-50KHz, amplitude: 0.1-3.0V. Small tools, big power All-in-one toolbox NEC infrared decoding voltage test continuity test DS18B20 measurement DHT11 measurement.
6. 2.8 inch TFT HD color screen Clear waveform brings extraordinary visual experience. Rechargeable battery automatic shutdown Built-in 1500mAh lithium-ion battery, Type C charging, automatic sleep mode, suitable for long-term work.
7. 12 USB sharing waveform data Easily manage the oscilloscope and connect to the PC via USB cable for secondary analysis, making professionalism more convenient!

Product Parameters:
Oscilloscope Parameters
Real-Time Sampling Rate:48MSa/s
Analog Bandwidth:10MHz
Input Impedance:1MΩ
Coupling Mode:AC/DC
Test Voltage Range:1:1 Probe: 80Vpp (+40V)
10:1 Probe: 800Vpp (+400V)
Vertical Sensitivity:10mV/div~10V/div (X1 range)
Vertical Displacement:Adjustable with indication
Time Base Range:50ns~20s
Trigger Mode:Auto/Normal/Single
Trigger Type:Rising edge, Falling edge
Trigger Level:Adjustable with indication
Waveform Freeze:Yes (HOLD function)
Automatic Measurement:Max, Min, Avg, RMS, Vpp, Frequency, Cycle, Duty Cycle

Componet Tester Parameters:
Transistor Test: Support
Diode Test: Forward voltage drop <5V
Zener Diode Test: 0.01~4.5V
Field-Effect Transistor (FET) Test:JFET, IGBT, MIOSTET
Unidirectional SCR Test: Trigger voltage <5V, Gate level
Bidirectional SCR Test: Trigger current <6mA
Capacitor Test: 25pF~1000μF
Resistor Test: 0.01Ω~50MΩ
Inductor Test: 10μH~1000μH
DS18B20 Test: Support
DHT11 Test: Support

Signal Generator Parameters:
Output Waveform: Supports 13 waveform outputs
Waveform Frequency: 0-50KHz
Square Wave Duty: Cycle0-100%
Waveform Amplitude: 0.1V-3.0V

Basic Parameters
Model:DSO-TC4
Languages: Chinese, English, Deutsch, Português, にほんご, Español, 한국인, Pyccкий
Screen: 2.8-inch TFT Color Screen
Backlight: Brightness Adjustable
Power Supply: TYPE-C(5V/1A)
Battery: 3.7V/1500mAh
Size: ≈90x142x27.5mm
Product Weight: ≈186g

Product Lists:
Adapter x1
DSO-TC4 x1
Test Hooks x3
Packing Box x1
User Manual x1
Alligator Clip x1
P1600 Probe x1
Type-C Charging Cable x1

What Our Customers Say

January 24, 2026

Absolutely no complaints!

Arrived quickly and in perfect condition.

- Henry F..

January 24, 2026

Absolutely no complaints!

The quality is simply outstanding.

- Holden J..

January 24, 2026

Absolutely no complaints!

A very useful and quality item.

- Damon P..

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