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： 60Kpts

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 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