FNIRSI DSO-TC4 Upgrade 3 In 1 Digital Oscilloscope Transistor Tester Signal Generator

Description

FNIRSI DSO-TC4 is a multifunctional digital oscilloscope, transistor tester, and signal generator designed for repair and research & development industries. This device integrates three functions: oscilloscope, signal generator, and transistor tester, ensuring convenience and practicality.

Main Features

Oscilloscope Functions:

• Sampling rate: 48MSa/s
• Analog bandwidth: 10MHz
• Voltage protection: ±400V
• Waveform storage: Supports screenshot saving and viewing for data analysis

Signal Generator Functions:

• Supports 13 waveform outputs
• Frequency range: 0-50KHz
• Adjustable output voltage: 0-3V
• Flexible parameter adjustments (frequency, amplitude, duty cycle) to meet various needs

Transistor Tester Functions:

• High efficiency: Automatically identifies the type and pin arrangement of the tested component, simplifying the testing process
• Diverse categories: Supports testing and analyzing semiconductor components such as transistors, diodes, triodes, field-effect transistors (FET), etc.

Portable Design:

• Equipped with a 2.8-inch TFT color screen with clear and intuitive display
• Built-in high-capacity rechargeable lithium battery (1500mAh), providing up to 4 hours of standby time
• Compact and lightweight, suitable for mobile use

Technical Specifications

General Parameters

• Brand: FNIRSI
• Model: DSO-TC4
• Screen: 2.8-inch TFT Color Display
• Backlight: Adjustable brightness
• Power Supply: TYPE-C (5V/1A)
• Battery: 3.7V / 1500mAh
• Languages: English, Deutsch, Português, 中文, にほんご, Español, Рyccкий
• Dimensions: 90x142x27.5mm
• Weight: 186g

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

Component Testing

• Transistors: Gain "hfe", Base-Emitter Voltage "Ube", Ic/Ie, Collector-Emitter Reverse Leakage "Iceo", Ices, Forward Voltage Drop of Protection Diode "Uf"
• Diodes: Forward Voltage Drop <5V (Forward Voltage Drop, Junction Capacitance, Reverse Leakage Current)
• Zener Diode: 0.01~4.5V
• Field-Effect Transistors (FET):
  • JFET: Gate Capacitance "Cg", Drain Current Id under "Vgs", Forward Voltage Drop of Protection Diode "Uf"
  • IGBT: Drain Current Id under Vgs, Forward Voltage Drop of Protection Diode Uf
  • MOSFET: Threshold Voltage "Vt", Gate Capacitance "Cg", Drain-Source Resistance "Rds", Forward Voltage Drop of Protection Diode "Uf"
• SCR: Trigger Voltage <5V, Gate Level
• Bidirectional SCR: Trigger Current <6mA
• Capacitors: 25pF~1000μF, Loss Factor "Vloss"
• Resistors: 0.01Ω~50MΩ
• Inductors: 10μH~1000μH, DC Resistance
• Temperature Sensors:
  • DS18B20: Pins - GND, DQ, VDD
  • DHT11: Pins - VDD, DATA, GND

Signal Generator Parameters

• Output Waveforms: 13 types
• Waveform Frequency: 0-50KHz
• Square Wave Duty Cycle: 0-100%
• Waveform Amplitude: 0.1V-3.0V

Packing List

• DSO-TC4 Host *1
• Test Hook *3
• P6100 Probe *1
• Alligator Clip Probe *1
• USB Type-C *1
• User Manual *1
• Package Box *1

Conclusion

FNIRSI DSO-TC4 is a compact, multifunctional device combining an oscilloscope, signal generator, and transistor tester. With a user-friendly interface, portability, and a wide range of capabilities, it is an indispensable tool for hobbyists, engineers, and electronics repair professionals.