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 generation The 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: 1M / 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 groups Signal 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 groups Frequency 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: support Spectrum 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: support Basic 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 2C53P Standard DPOS350P Oscilloscope * 1 350MHz probe * 2 QC18W charger * 1 USB cable * 1 Alligator clip leads * 1 User manual * 1 Packing box * 1