Is the FNIRSI DPOF1204 suitable for analyzing complex digital communication protocols?

Yes, the FNIRSI DPOF1204 features built-in serial bus decoding for I2C, SPI, UART, CAN, and LIN protocols. This allows engineers to easily monitor and debug data packets directly on the 7-inch touchscreen without needing a separate logic analyzer.

How does a digital phosphor oscilloscope differ from a standard digital storage oscilloscope?

The FNIRSI DPOF1204 digital phosphor oscilloscope provides a much higher waveform capture rate (450,000 wfms/s) and uses intensity grading to show the frequency of signal occurrences. This makes it vastly superior for spotting rare, intermittent glitches that standard oscilloscopes might miss.

How do I export my measurement data from the FNIRSI DPOF1204 to a computer?

You can easily export data from the FNIRSI DPOF1204 using the built-in USB Host port to save screenshots and CSV files directly to a USB flash drive. Additionally, the LAN and USB Device interfaces support SCPI commands and WebControl for remote PC operation.

Does the FNIRSI DPOF1204 come with a Hong Kong power adapter and local warranty?

Yes, purchasing the FNIRSI DPOF1204 from our Sham Shui Po physical store ensures you receive a compatible power adapter for Hong Kong and comprehensive local technical support. You can bring the unit back to us for any troubleshooting needs.

Can the FNIRSI DPOF1204 capture very rare, split-second signal glitches?

Absolutely, the FNIRSI DPOF1204 utilizes a 90,000 segment history mode and an ultra-fast capture rate to instantly catch and record rare transient anomalies. This allows you to replay and analyze the exact moment a circuit failed.

FNIRSI 4CH 200MHz Oscilloscope | 1GSa/s Touchscreen

Name: FNIRSI 4CH 200MHz Oscilloscope | 1GSa/s Touchscreen
Brand: FNIRSI
SKU: 21TS001899
Price: 3280.0 HKD
Availability: InStock

Short Product Description

Need advanced signal diagnostics for your engineering lab? The FNIRSI DPOF1204 Digital Phosphor Oscilloscope delivers professional-grade 4-channel analysis with a 200MHz bandwidth and a 1GSa/s real-time sampling rate. Featuring an ultra-fast 450,000 wfms/s capture rate, 14Mpts deep memory, and built-in serial bus decoding (I2C, SPI, UART, CAN, LIN), this 7-inch touchscreen workstation easily captures rare anomalies. Need to test the interface before outfitting your workshop? 新昌電腦有限公司 (Sun Cheong Computer Co. Ltd.) has over 20 years of electronic testing expertise. Visit our Sham Shui Po physical store for a live demonstration and expert on-site technical configuration!

Key Features

4CH Ultra Precision: Four independent analog channels allow for simultaneous, high-precision multi-signal acquisition and comparison.
200MHz & 1GSa/s Sampling: Delivers a 200MHz bandwidth and 1GSa/s real-time sampling rate for accurate, high-fidelity waveform reconstruction.
450,000 wfms/s Capture Rate: Ultra-fast waveform capture instantly detects transient events, rare anomalies, and signal glitches.
14Mpts Deep Memory: Enables long-duration signal recording while maintaining high-resolution zooming capabilities.
Built-in Protocol Decoding: Supports hardware-level decoding for I2C, SPI, UART, CAN, and LIN, simplifying embedded system debugging.
7-Inch Touchscreen Interface: User-friendly display features 18 one-click shortcut operations for highly efficient workflow management.

Full Product Description

Advanced 4-Channel Signal Analysis

The FNIRSI DPOF1204 Digital Phosphor Oscilloscope is a comprehensive measurement workstation designed for engineers, developers, and electronics repair technicians. Built on a powerful SoC and FPGA integrated architecture, this oscilloscope ensures high-speed processing and stable performance in demanding environments. By offering four independent analog channels, it allows users to perform simultaneous multi-signal analysis, making it perfect for debugging complex embedded systems and power supplies.

Ultra-Fast Capture & Deep Memory

Catching rare, split-second signal glitches requires exceptional hardware speed. The FNIRSI DPOF1204 Oscilloscope boasts a massive waveform capture rate of up to 450,000 waveforms per second in sequence mode. Combined with a 14Mpts deep memory capacity, this device allows you to record long-duration signals without sacrificing high resolution during waveform zooming. Its ultra-low noise floor (70–90 μVrms) guarantees clean, precise measurements even when analyzing low-level signals.

Integrated FFT & Protocol Decoding

Modern electronics diagnostics require more than just time-domain viewing. The FNIRSI DPOF1204 integrates a powerful 1M-point FFT spectrum analysis tool for deep frequency-domain insights. Furthermore, it simplifies communication analysis with built-in serial bus decoding for I2C, SPI, UART, CAN, and LIN protocols. Controlled via an intuitive 7-inch touchscreen with 18 one-click shortcuts, this all-in-one tool drastically accelerates your troubleshooting workflow.

💡 Pro Tip from Our Technicians

"When setting up the FNIRSI DPOF1204 for the first time, always perform probe compensation using the built-in square wave output to ensure accurate high-frequency readings! Because this unit features an ultra-low noise floor of 70–90 μVrms, it is incredibly sensitive; keeping your grounding wires as short as possible is crucial for clean signals. If you are outfitting a new engineering lab and want to test the touchscreen interface before buying, drop by our Sham Shui Po store! Our technical team at 新昌電腦有限公司 (Sun Cheong Computer Co. Ltd.) can provide a live demonstration and help you configure the serial bus decoding features."

Technical Specifications

Bandwidth: 200 MHz
Analog Channels: 4
Max. Real-Time Sampling Rate: 1 GSa/s (Interleaved mode), 500 MSa/s per channel (4CH)
Max. Waveform Capture Rate: 450,000 wfms/s (Sequence Mode)
Max. Memory Depth: 14 Mpts (Interleaved), 7 Mpts (Non-interleaved)
Trigger Types: Edge, Slope, Pulse Width, Window, Runt, Interval, Dropout, Pattern, Video, Serial
Serial Decoding: I2C, SPI, UART, CAN, LIN
Noise Floor: Ultra-Low Noise (70–90 μVrms)
Display: 7-inch Touchscreen (800 × 480 resolution)
Interfaces: USB Host, USB Device, LAN, Pass/Fail, Trigger Out
Package Includes: DPOF1204 Host, 4x 200MHz Passive Probes (FOP-200B), Grounding Wire, Power Adapter, USB Cable, User Guide

Delivery Options

Local delivery within Hong Kong and in-store pickup.
Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.
Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).
Estimated delivery time: 1–3 business days after dispatch (Hong Kong).
In-store pickup details (location and time) will be confirmed by email or phone message.
Delivery times are estimates and may be affected by weather or unforeseen circumstances.

FAQ Section

Is the FNIRSI DPOF1204 suitable for analyzing complex digital communication protocols?Yes, the FNIRSI DPOF1204 features built-in serial bus decoding for I2C, SPI, UART, CAN, and LIN protocols. This allows engineers to easily monitor and debug data packets directly on the 7-inch touchscreen without needing a separate logic analyzer.
How does a digital phosphor oscilloscope differ from a standard digital storage oscilloscope?The FNIRSI DPOF1204 digital phosphor oscilloscope provides a much higher waveform capture rate (450,000 wfms/s) and uses intensity grading to show the frequency of signal occurrences. This makes it vastly superior for spotting rare, intermittent glitches that standard oscilloscopes might miss.
How do I export my measurement data from the FNIRSI DPOF1204 to a computer?You can easily export data from the FNIRSI DPOF1204 using the built-in USB Host port to save screenshots and CSV files directly to a USB flash drive. Additionally, the LAN and USB Device interfaces support SCPI commands and WebControl for remote PC operation.
Does the FNIRSI DPOF1204 come with a Hong Kong power adapter and local warranty?Yes, purchasing the FNIRSI DPOF1204 from our Sham Shui Po physical store ensures you receive a compatible power adapter for Hong Kong and comprehensive local technical support. You can bring the unit back to us for any troubleshooting needs.
Can the FNIRSI DPOF1204 capture very rare, split-second signal glitches?Absolutely, the FNIRSI DPOF1204 utilizes a 90,000 segment history mode and an ultra-fast capture rate to instantly catch and record rare transient anomalies. This allows you to replay and analyze the exact moment a circuit failed.

Target Users / Applications

Automotive Electronics Technicians: Utilizing CAN and LIN bus decoding to diagnose communication faults in modern vehicle ECU networks.
Embedded Systems Developers: Debugging I2C and SPI sensor data on custom IoT PCB designs using the 4-channel simultaneous capture.
Power Supply Design Engineers: Analyzing switching frequencies and ripple noise with the 1M-point FFT and ultra-low noise floor capabilities.