🇬🇧 FNIRSI DSO-TC3 Plus – 3-in-1 Digital Oscilloscope, Component Tester & Signal Generator

🔬 Professional Portable Electronic Test Instrument

The FNIRSI DSO-TC3 Plus combines a digital oscilloscope, electronic component tester, and function signal generator into one compact handheld device. It is designed for electronics repair, laboratory work, field service, education and DIY projects.

Its bright 2.4-inch TFT color display, rechargeable lithium battery and intuitive interface provide excellent portability and ease of use.

⭐ Key Features

• 🔹 3-in-1 multifunction instrument
• 📈 500 kHz bandwidth oscilloscope
• ⚡ 10 MSa/s real-time sampling
• 🧪 Automatic component identification
• 📡 Built-in function generator
• 🔋 Rechargeable Li-Ion battery
• 📺 2.4" TFT color display
• 🔌 USB Type-C charging
• 🎯 AUTO waveform detection
• 📏 Automatic measurements

Oscilloscope Specifications

• Bandwidth: 500 kHz
• Channels: 1
• Sampling rate: 10 MSa/s
• Input impedance: 1 MΩ
• Coupling: AC/DC
• Maximum input: 400 V (x10 probe)
• Vertical sensitivity: 10 mV/div–10 V/div
• Time base: 1 μs/div–10 s/div
• Trigger modes: Auto / Normal / Single

Component Tester

Automatically detects:

• NPN / PNP transistors
• MOSFET
• JFET
• IGBT
• Diodes
• TRIAC
• SCR
• Resistors
• Capacitors
• Capacitor ESR
• Inductors

Measurement Ranges

• Resistance: 0.01 Ω–50 MΩ
• Capacitance: 5 pF–100 mF
• Inductance: 10 μH–1000 mH
• Battery: 0.1–4.5 V
• Voltage: 0–40 V

Signal Generator

Waveforms:

• Sine
• Square
• Triangle
• Pulse
• Ramp
• DC

Frequency:

1 Hz–100 kHz

Maximum output:

3.3 V

Additional Functions

• Voltage measurement
• Continuity test
• NEC IR remote decoding
• DS18B20 temperature sensor support
• DHT11 temperature & humidity support

General Specifications

• Display: 2.4" TFT Color
• Battery: Rechargeable Li-Ion
• Charging: USB Type-C
• Dimensions: 103 × 79 × 31 mm
• Weight: approx. 128 g

Package Contents

• FNIRSI DSO-TC3 Plus
• P6100 probe
• Test leads
• Test hooks
• USB Type-C cable
• User manual