FNIRSI® DPOS350P 4-IN-1 350MHz 1GS/S Tablet Oscilloscope Signal Generator Spectrum Analyzer Frequency Response Analyzer جهاز تابلت 4 في 1: أوسيلوسكوب 350 ميجاهرتز + مولد إشارة + محلل طيف + محلل استجابة ترددية

FNIRSI® DPOS350P

4-IN-1 350 MHz 1 GSPS Tablet Oscilloscope · Signal Generator · Spectrum Analyzer · Frequency Response Analyzer

Brand: FNIRSI

Product Description

The FNIRSI DPOS350P is a high-performance professional tablet oscilloscope that integrates four advanced instruments in one device: a 350 MHz digital oscilloscope, 50 MHz signal generator, wide-band spectrum analyzer, and frequency response analyzer (FRA). Designed for engineers, R&D labs, and advanced diagnostics, it delivers 1 GSPS real-time sampling, ultra-fast waveform refresh, and a large 7-inch IPS touchscreen for precise and efficient signal analysis.

Key Features

• 4-in-1 integration: Oscilloscope + Signal Generator + Spectrum Analyzer + FRA
• 350 MHz analog bandwidth (single-channel mode)
• 1 GSPS real-time sampling rate
• Ultra-fast waveform refresh up to 50,000 wfm/s
• 7-inch 1024×600 IPS capacitive touch screen
• Grayscale & color-temperature display modes
• Built-in 50 MHz signal generator with 14 waveforms
• Spectrum analyzer covering 200 kHz – 350 MHz
• High-voltage protection up to 400 V
• QC18W fast charging (full charge in ~2 hours)
• Large internal storage & USB data export

Basic Parameters

• Model: DPOS350P
• Power-on Configuration: 5 preset items
• Display: 7-inch IPS full-view touchscreen
• Resolution: 1024 × 600 pixels
• Interaction Mode: Capacitive touch
• Battery: 3.7 V 8000 mAh lithium battery
• Standby Time: Approx. 3 hours
• Charging: QC18W, Type-C (12 V / 1.5 A)
• Charging Time: Startup ≈ 5 hours
• Total Power Consumption: 10 W
• Languages: Chinese / English / Russian / Portuguese
• Heat Dissipation: Air cooling
• Expansion Interface: USB data port
• Auto Power Off: 15 min ~ 1 hour / OFF
• Firmware Upgrade: Supported (.iso image)
• Storage Temperature: −20 °C to +60 °C
• Dimensions: 190 × 128 × 37 mm

Oscilloscope Specifications

• Analog Channels: 2
• Analog Bandwidth: 350 MHz
• Rise Time: 1 ns
• Max Sampling Rate: 1 GSPS
• Memory Depth: 47 Kpts
• Input Impedance: 1 MΩ / 14 pF
• Time Base Range: 5 ns – 50 s
• Roll Mode Time Base: 50 ms – 50 s
• Vertical Sensitivity: 2 mV – 20 V (1×)
• Vertical Range: 16 mV – 160 V (1×)
• DC Accuracy: ±2%
• Time Accuracy: ±0.01%
• Coupling: DC / AC
• Probe Attenuation: 1× / 10× / 100×
• Bandwidth Limit: 150 MHz / 20 MHz
• High-Resolution Mode: 8-bit to 16-bit
• Parameter Measurements: 12 types
• Cursor Measurement: Time, period, frequency, level, voltage
• Trigger: Digital trigger
• Trigger Channel: CH1 / CH2
• Trigger Modes: Auto / Single / Normal
• Trigger Edge: Rising / Falling
• Trigger Suppression: L1 ~ L3
• Trigger Level: Manual / Auto (10% ~ 90%)
• Overvoltage Protection: 400 V withstand
• FFT Display: Supported
• Digital Fluorescence: Supported
• Color Temperature Display: Supported
• X-Y Mode: Supported
• Zoom Time Base: Supported
• One-Key Auto Adjust: Supported
• One-Key Zero Return: Supported
• Data Browser: Supported
• Screenshot Storage: 90 images
• Waveform Storage: 500 groups

Signal Generator Specifications

• Waveforms: 14 standard waveforms + captured waveform
• Frequency Range:
  • Sine wave: 0 – 50 MHz
  • Other waveforms: up to 10 MHz / 5 MHz / 3 MHz
• Amplitude: 0 – 5 Vpp
• Offset: −2.5 V to +2.5 V
• Duty Cycle: 0.1% – 99.9%
• Frequency Resolution: 1 Hz
• Amplitude Resolution: 1 mV
• Offset Resolution: 1 mV
• Duty Cycle Resolution: 0.1%
• Custom Waveform Storage: 500 groups

Frequency Response Analyzer (FRA)

• Excitation Frequency: 10 Hz – 50 MHz (latest firmware)
• Excitation Amplitude: 0 – 5 Vpp
• Excitation Offset: −2.5 V to +2.5 V
• Frequency Points: 20 – 500
• Cursor Measurement: Frequency / Gain / Phase
• Operating Mode: Single / Cyclic
• System Calibration: Supported

Spectrum Analyzer

• Conversion Method: FFT
• FFT Length: 4K – 32K
• Frequency Range: 200 kHz – 350 MHz
• Level Range: −60 dBmV to +260 dBmV
• Cursor Measurement: Frequency / Amplitude
• Marker Function: Max energy harmonic
• Waterfall Display: Supported
• 3D Waterfall: Supported
• Auto Adjustment: Supported
• System Calibration: Supported

Applications

• High-speed digital & analog circuit debugging
• Power electronics and control loop analysis
• RF, EMI, and spectrum analysis
• Signal integrity and frequency response testing
• Research, development, and professional laboratories

Package Contents

• FNIRSI DPOS350P tablet oscilloscope
• Oscilloscope probes
• Test cables
• USB Type-C charging cable
• User manual

Product Summary

The FNIRSI DPOS350P is a true laboratory-grade 4-in-1 measurement platform in a portable tablet form. With 350 MHz bandwidth, 1 GSPS sampling, advanced FFT spectrum analysis, and full FRA capability, it replaces multiple bench instruments and is ideal for engineers who demand performance, flexibility, and portability.