Main Features at a Glance of FNIRSI 2C23T Oscilloscope
Dual-Channel Oscilloscope: Independent 10 MHz bandwidth for each channel and 50MS/s sampling rate.
True RMS Multimeter: 4-digit accuracy with 10,000 counts for precise measurement of voltage, current, resistance, and capacitance.
Signal Generator: Capable of generating 7 different waveform types with output frequency up to 2 MHz.
Waveform Storage and Transfer: Ability to save screenshots of waveforms and transfer them to a computer via Type-C port.
Efficient and Portable Design: Equipped with a built-in 3000mAh battery with up to 6 hours standby time and a 2.8-inch display.
Overview of FNIRSI 2C23T Oscilloscope
The FNIRSI 2C23T is a digital, portable, three-in-one measuring device designed for electronics repair and development professionals. This device integrates three key tools into one compact body:
Oscilloscope: A dual-channel digital oscilloscope with FPGA+MCU+ADC hardware architecture, 50MS/s sampling rate, and 10MHz analog bandwidth per channel. It supports voltage measurement up to ±400V and offers waveform storage and review.
Multimeter: A 10,000-count True RMS multimeter enabling accurate measurement of AC/DC voltage and current, resistance, capacitance, diode testing, and continuity testing.
Signal Generator: An internal DDS signal generator capable of producing 7 practical waveform types with adjustable frequency, amplitude, and duty cycle up to 2MHz.
This device features a 2.8-inch LCD, rechargeable 3000mAh lithium battery, and compact dimensions, making it an ideal and efficient tool for engineers, students, and electronics enthusiasts.
Technical Specifications Table of FNIRSI 2C23T Oscilloscope
Specification
Value
Brand
FNIRSI
Model
2C23T
Display
2.8-inch color HD
Resolution
320x240
Charging Port
TYPE-C (5V/1A)
Battery
Lithium 3000mAh
Supported Functions
Oscilloscope, Signal Generator, Multimeter
Language
English
Standby Time
6 hours (laboratory conditions)
Dimensions
167x89x35 mm
Weight
300 g
Oscilloscope Parameters
Specification
Value
Channels
Dual-channel
Sampling Rate
50MS/s
Analog Bandwidth
10MHz (independent per channel)
Storage Depth
32kb
Input Impedance
1MΩ
Time Base Range
50ns-10s
Vertical Sensitivity
20mV/div - 10V/div (X1)
Maximum Measurable Voltage
±400V
Trigger Mode
Auto / Normal / Single
Trigger Type
Rising Edge / Falling Edge
Display Mode
YT / Scroll
Coupling
AC/DC
Waveform Screenshot Storage
Yes
Waveform Image Output
Yes
Hardware Architecture
High-performance hardware architecture (FPGA+ADC+MCU) for capturing waveform details without loss
Trigger Function
Equipped with full trigger functionality (auto, single, normal)
Auto Set
Efficient auto set for waveform display without complex adjustments
Waveform Storage and Output
Capability to save waveform screenshots and transfer images to a computer for secondary analysis
Multimeter Functions
Feature
Description
Measurement Type
True RMS measurement with 9999 counts
Measurable Parameters
Voltage, current, capacitance, resistance, diode, continuity test (On/Off), live wire detection
Maximum Input Voltage
AC voltage: 750V, DC voltage: 1000V
Smart Features
Automatic Range, Smart Burnout Protection
Display Features
Data Hold, Color digital display
Multimeter Parameters
DC Voltage
AC Voltage
9.999V / 99.99V / 750.0V - Accuracy: ±(1%+3)
DC Current
9999μA / 99.99mA / 999.9mA / 9.999A - Accuracy: ±(1.2%+3)
AC Current
9999μA / 99.99mA / 999.9mA / 9.999A - Accuracy: ±(1.5%+3)
Resistance
Up to 9.999MΩ Accuracy: ±(0.5%+3) / Up to 99.99MΩ Accuracy: ±(1.5%+3)
Capacitance
Up to 999.9μF Accuracy: ±(2.0%+5) / Up to 99.99mF Accuracy: ±(5.0%+20)
Temperature
(-551300°C) / (-672372°F) - Accuracy: ±(2.5%+5)
Diode Test
Yes
Continuity Test (Buzzer)
Yes
Live Wire Detection (Phase)
Yes
Signal Generator Functions
Feature
Description
Number of Waveforms
7 types: Sine, Square, Triangle, Full Wave, Half Wave, Noise, DC
Output Frequency
1Hz to 2MHz
Output Amplitude
0.1V to 3.3V
Duty Cycle
0% to 100%
Comprehensive Review of FNIRSI 2C23T Oscilloscope
In-depth Analysis of the FNIRSI 2C23T Portable Three-in-One Oscilloscope
The FNIRSI 2C23T handheld oscilloscope is a combined measuring tool that integrates three essential devices (oscilloscope, multimeter, and function generator) into one portable unit, eliminating the need to carry multiple instruments. This device is specifically designed for repair technicians, engineering students, and DIY enthusiasts seeking high performance at an affordable price. The FPGA+MCU+ADC hardware architecture ensures stable operation and fast signal processing.
Applications, Strengths, and Limitations
Key Strengths:
Triple Combination: The main advantage of this device is the integration of three practical tools, saving cost and space.
Dual-Channel Oscilloscope: Unlike many single-channel models in its class, the 2C23T allows simultaneous comparison of two signals, which is crucial for electronic circuit analysis.
Portability: With a built-in 3000mAh battery and compact size, this device is ideal for on-site troubleshooting and field applications.
Ease of Use: Simple user interface and automatic trigger mode (AUTO) allow beginners to quickly view waveforms without complex settings.
Limitations:
The 10 MHz bandwidth of this oscilloscope is sufficient for general electronics, switching power supply repair, audio circuits, and mid-level microcontroller projects. However, it is not suitable for high-frequency signal analysis (such as RF communications or high-speed data buses), and professional users in these fields should consider models with higher bandwidth.
Buying Guide and Pricing for FNIRSI 2C23T Handheld Oscilloscope
When purchasing the FNIRSI 2C23T handheld oscilloscope, carefully assess your usage needs. This product strikes a very good balance between features, portability, and price. If your work involves repairing electronic boards, Arduino projects, and mid-level analog electronics, the 2C23T is a smart and economical choice. Its price makes it an attractive option to replace three separate devices and offers high value for small workshops, educational environments, and personal use.
Who is the FNIRSI 2C23T Portable Oscilloscope Suitable For?
Students in electrical, electronics, and mechatronics engineering.
Electronic equipment repair technicians, home appliance repair, and PCB technicians.
Electronics enthusiasts and DIY project makers.
Small workshops and technical service centers.
Educational institutions and vocational technical schools.
Engineers and designers for initial circuit troubleshooting.
Professionals in robotics and embedded systems fields.
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