FNIRSI | FNIRSI DPOS350P 4-IN-1 Tablet Digital Oscilloscope 2CH 350MHz Signal Generator Spectrum Analyzer Frequency Response Analyzer

FNIRSI DPOS350P is a versatile 4-in-1 instrument that integrates a 350MHz dual-channel digital phosphor oscilloscope, a 50MHz full-function signal generator, a 200K~350MHz spectrum analyzer, and a 50MHz frequency response analyzer. It features a 1GSa/s real-time sampling rate, 350MHz analog bandwidth, and an ultra-high waveform refresh rate, enabling it to capture and display a wide range of signals clearly, particularly for complex signal analysis and low-probability anomaly detection. The built-in high-resolution display, touch operation, intelligent triggering, and multiple measurement modes make it a precise and reliable tool for testing and analysis in laboratories, production lines, and maintenance sites.● Powerful multi-function integration: The DPOS350P combines a 350MHz oscilloscope, 50MHz signal generator, 200K~350MHz spectrum analyzer, and a 50MHz frequency response analyzer to meet various signal testing needs.● High-performance waveform capture: With a 1GSPS real-time sampling rate, 350MHz analog bandwidth (single-channel mode), and an ultra-high 50,000 wfm/s waveform refresh rate, it can accurately capture and display low-probability anomaly signals.● Fine display and operation: Equipped with a 7-inch 1024x600 high-resolution IPS touchscreen, it provides clear waveform display and supports grayscale and color temperature mode switching, making it easy to operate in different testing environments.● Rich signal generation and analysis capabilities: The built-in 50MHz signal generator supports 14 standard waveforms and custom waveform functionality, while the spectrum analyzer covers a frequency range of 200K~350MHz, ideal for EMI, RF, and high-frequency signal testing.● High-voltage protection and fast charging: The device has a high-voltage protection design up to 400V for safety, and with QC18W fast charging technology, it can be fully charged in 2 hours, ensuring long-term stable operation.● Convenient data storage and export: It supports up to 500 waveform data storage and 90 image storage, and has USB data export functionality for easy analysis and report generationThe DPOS350P is a high-performance, feature-rich all-in-one oscilloscope, suitable for a wide range of industrial and research applications. With its powerful integrated design, high sampling rate, and wide bandwidth, it can accurately analyze complex signals, provide clear waveform display, and smart triggering. Whether for signal analysis in the lab or quality control on the production line, the DPOS350P delivers reliable measurement performance, making it the ideal choice for various professional testing scenarios.Oscilloscope• Channel: Dual channel• Probe attenuation: 1X / 10X / 100X• Background grid: display / hide• Bandwidth: 350MHz• Hardware bandwidth limit: 150M / 20M• Waveform movement: coarse adjustment / fine adjustment• Rise time: 1ns• High resolution mode: 8bit - 16bit• Overvoltage protection: withstand voltage 400V• Max sampling rate: 1GSa/s• Parameter measurements: 12 types• Waveform brightness: adjustable• Memory depth: 47Kpts• Cursor measurement: time, period, frequency, level, voltage• Simple FFT display: support• Input impedance: 1MΩ / 14PF• Trigger detection: digital trigger• Digital fluorescence: support• Time base range: 5ns ~ 50s• Trigger channel: CH1 / CH2• Color temperature display: support• Roll time base: 50ms ~ 50s• Trigger mode: Auto / Single / Normal• X-Y mode: support• Vertical sensitivity: 2mV ~ 20V(1X)• Trigger edge: rising edge / falling edge• ZOOM time base: support• Vertical range: 16mV ~ 160V(1X)• Trigger suppression: L1 ~ L3• One-key automatic adjustment: support• DC accuracy: ±2%• Trigger level: manual / automatic 10% ~ 90%• One-key return to zero: support• Time accuracy: ±0.01%• Screenshot storage: 90 pictures• Data browser: support• Input coupling: DC / AC• Waveform storage: 500 groupsSignal Generator• Waveform types: 14 standard functions + captured waveform• Duty cycle: 0.1% - 99.9%• Frequency: 0 ~ 50MHz (sine wave only, other waveforms up to 10M/5M/3M)• Amplitude: 0 ~ 5VPP• Offset: -2.5V ~ +2.5V• Frequency resolution: 1Hz• Amplitude resolution: 1mV• Offset resolution: 1mV• Duty cycle resolution: 0.1%• Customizable captured waveform: 500 groupsFrequency esponse nalyzer• Excitation signal frequency: 100Hz ~ 50MHz• Excitation signal amplitude: 0 ~ 5VPP• Excitation signal offset: -2.5V ~ +2.5V• Excitation frequency count: 20 ~ 500• Cursor measurement: frequency / gain / phase• Operating mode: single / cyclic• System calibration: supportSpectrum nalyzer• Conversion method: FFT• FFT length: 4K ~ 32K• Frequency range: 200kHz ~ 350MHz• Level range: -60dBmV ~ +260dBmV• Cursor measurement: frequency / amplitude• Marking parameter: maximum energy harmonic• Waterfall chart: support• 3D waterfall chart: support• Automatic adjustment: support• System calibration: supportBasic Parameters• Power-on configuration: 5 preset items• Charging requirements: QC18W - 12V/1.5A• Languages: Chinese / English / Russian / Portuguese• Battery specifications: 3.7V, 800mAh lithium battery• Standby time: about 3 hours• Charging time: Standby ≈ 5 Hours• Total power consumption: 10W• Heat dissipation: air cooling• Product Size: 190mm × 128mm × 37mm• Screen: 7 inches, 1024 × 600 pixels, IPS full viewing angle• Interaction mode: capacitive touch screen• Expansion interface: capacitive touch screen• Automatic shutdown: 15 minutes ~ 1 hour / off• Firmware upgrade: support .iso image upgrade