DSO-TC4 is a multifunctional transistor oscilloscope launched by FNIRSI, which is comprehensive and practical, and is designed for the maintenance and R&D industries. It integrates an oscilloscope, a signal generator, and a transistor.

The main features of the product are:

Oscilloscope functions:

• Sampling rate: 48MSa/s

• Analog bandwidth: 10MHz

• Voltage protection: ±400V

• Waveform storage: supports screenshot saving and viewing, which is convenient for data

analysis

Signal generator function：

• Supports 13 waveform outputs, frequency range 0-50KHz, output voltage adjustable 0-3v.

• Output parameters (frequency, amplitude, duty cycle) are adjustable, flexible to meet

various needs

Transistor function：

• High efficiency: Automatically identify the type and pin arrangement of the tested

component, simplify the operation process, and improve test efficiency

• Diverse categories: Detect and analyze the performance and characteristics of

semiconductor components such as transistors, diodes, triodes, field effect (FET), etc.

Portable design:

• Equipped with a 2.8-inch TFT color screen, the picture is clear and intuitive

• Built-in high-capacity rechargeable lithium battery (1500mAh), standby time 4 hours

• Small and light, suitable for mobile use.

FNIRSI-DSO-TC4 is committed to providing users with powerful, flexible functions and portable operation experience, and is an ideal tool for maintenance and R&D work.

3.1 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

3.2 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

3.3 Signal Generator Parameters

Output WaveformSupports 13 waveform outputs

Waveform Frequency0-50KHz

Square Wave Duty Cycle0-100%

Waveform Amplitude0.1V-3.0V

3.4 Basic Parameters

Model：DSO-TC4

Languages：中文、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

DSO-TC4 Host *1

Test Hook *3

P6100 Probe *1

Alligator Clip Probe *1

USB Type-C *1

User Manual *1

Package Bo *1