Overview
The RIGOL DHO814 is a high-resolution, compact digital oscilloscope built for engineers, technicians, educators, and procurement teams that need dependable performance in a space-efficient form factor. As part of the DHO800 family, the DHO814 combines 100 MHz analog bandwidth, 4 analog channels, 12-bit vertical resolution, and up to 1.25 GSa/s real-time sampling, making it suitable for a wide range of bench and field measurement tasks. Compared with traditional 8-bit oscilloscopes, its 12-bit architecture provides 4096 quantization levels, helping users observe smaller signal details and low-amplitude waveform variations more clearly. This can be especially valuable in power integrity work, embedded system debug, sensor signal evaluation, and precision analog testing.
The DHO814 is also designed around ease of deployment. RIGOL positions the DHO800 family as a portable, economical oscilloscope platform, and the product includes a 7-inch 1024×600 capacitive multi-touch display, USB Host/Device, LAN, and HDMI as standard interfaces. The family page also highlights Type-C power support, allowing the instrument to be powered by compatible external power sources for flexible on-site use. This is a practical advantage for engineers performing service work, field diagnostics, or mobile demo and training setups.
Key Features
One of the most important advantages of the RIGOL DHO814 is its balance between resolution, channel count, and usability. The instrument offers 4 analog channels, which is ideal for engineers who need to compare multiple signals simultaneously, such as clock/data relationships, power rail behavior, or multi-node embedded buses. Its maximum waveform capture rate of 1,000,000 wfms/s in UltraAcquire mode helps reveal intermittent anomalies that may be missed on slower acquisition systems. Combined with waveform search and navigation functions, this improves troubleshooting efficiency in real-world debugging sessions.
The instrument’s memory depth of up to 25 Mpts supports longer capture windows while maintaining useful waveform detail. For a 4-channel model, the datasheet states up to 25 Mpts in single-channel mode, 10 Mpts in dual-channel mode, and 5 Mpts in full-channel mode. This allows users to zoom into captured events without immediately sacrificing time-span visibility. The DHO814 also supports peak detection for 1.6 ns glitches, which is useful when looking for transient events and short disturbances in digital or switching power systems.
From a user-experience perspective, the DHO814 is engineered for practical operation. The official pages emphasize a compact footprint, touchscreen interaction, and flexible desktop placement. RIGOL also notes support for standard monitor stand usage, helping reduce bench clutter in crowded workspaces. In addition, the unit includes USB, LAN, and HDMI output, which are useful for remote control, external display output, training environments, and collaborative troubleshooting sessions.
For protocol-aware debugging, the DHO800 datasheet lists trigger support for Edge, Pulse, Slope, Video, Pattern, Duration, Timeout, Runt, Window, Delay, Setup/Hold, Nth Edge, along with serial trigger and decode support for RS232/UART, I2C, SPI, and CAN. That makes the DHO814 a strong fit for embedded development, power electronics, industrial control, and automotive-related signal analysis within its performance class.
Applications
The RIGOL DHO814 is well suited for daily bench use in electronics development and service workflows. Its 12-bit vertical resolution and low-noise design make it a practical choice for small-signal observation, power ripple measurement, and mixed analog/digital debug. Engineers working on microcontroller systems can use the four channels to observe supply behavior, digital control lines, and sensor outputs at the same time. For educational laboratories and technical training centers, the combination of HDMI output, touchscreen usability, and a compact housing supports classroom demonstrations and lab instruction efficiently.
The model is also a good option for maintenance, production support, and field diagnostics where portability matters. RIGOL’s Type-C power support and compact design make the DHO814 easier to deploy outside a conventional bench environment. Users involved in repair, service, or customer-site troubleshooting may find that flexibility useful when AC outlets are inconvenient or workspace is limited.
Technical Specifications
| Specification | RIGOL DHO814 |
|---|---|
| Brand | RIGOL |
| Model | DHO814 |
| Product Type | Digital Oscilloscope |
| Analog Bandwidth (-3 dB) | 100 MHz |
| Analog Channels | 4 |
| Vertical Resolution | 12 bits |
| Max Real-Time Sample Rate | 1.25 GSa/s single-channel; 625 MSa/s dual-channel; 312.5 MSa/s full-channel |
| Max Memory Depth | 25 Mpts single-channel; 10 Mpts dual-channel; 5 Mpts full-channel |
| Max Waveform Capture Rate | 30,000 wfms/s (Vector Mode); 1,000,000 wfms/s (UltraAcquire Mode) |
| Display | 7-inch capacitive multi-touch screen |
| Display Resolution | 1024 × 600 |
| Vertical Sensitivity Range | 500 μV/div to 10 V/div |
| Input Coupling | DC, AC, or GND |
| Input Impedance | 1 MΩ ± 1% |
| Input Capacitance | 15 pF ± 3 pF |
| Bandwidth Limit | 20 MHz, selectable per channel |
| Peak Detection | Captures 1.6 ns glitches |
| Interfaces | USB Device, USB Host, LAN, HDMI |
| Trigger/Decode | RS232/UART, I2C, SPI, CAN; plus multiple advanced trigger types |
| Internal Storage | 8 GB |
| Dimensions | 265.35 mm × 161.75 mm × 77.38 mm |
| Weight | 1.78 kg (package excluded, standard configuration) |
| Power | Max. 45 W |
| Warranty | 3 years for mainframe, excluding probes and accessories |
| Recommended Calibration Interval | 18 months |
Technical values above are taken from the official DHO800 series datasheet and product pages.
Package Contents
According to the official datasheet, the standard accessories for the DHO814 include the power adaptor, banana-plug ground connecting cable, and 4 passive probes (PVP3150, 150 MHz). Regional packaging may vary, so it is best to confirm the final shipment configuration before ordering for tenders or project procurement.
Call to Action
Choose the RIGOL DHO814 when you need a modern 4-channel oscilloscope that combines 12-bit detail, 100 MHz bandwidth, and a compact footprint without sacrificing essential connectivity. It is a strong fit for engineering labs, technical training, electronics service teams, and industrial debugging workflows. Contact us for pricing, lead time, and availability, or request a formal quotation for project, lab, or volume purchasing.
【FAQ】
Q1: What are the main specifications of the RIGOL DHO814?
A1: The RIGOL DHO814 is a 4-channel digital oscilloscope with 100 MHz bandwidth, 12-bit vertical resolution, up to 1.25 GSa/s real-time sample rate, and up to 25 Mpts memory depth.
Q2: Does the RIGOL DHO814 support protocol triggering and decoding?
A2: Yes. The official datasheet lists serial trigger and decoding support for RS232/UART, I2C, SPI, and CAN, in addition to multiple advanced trigger modes.
Q3: Is the RIGOL DHO814 suitable for field or portable use?
A3: Yes. RIGOL highlights the compact design and Type-C power support, which can make the instrument easier to use in mobile or on-site test environments.
Q4: What interfaces are included as standard on the DHO814?
A4: Standard interfaces include USB Device, USB Host, LAN, and HDMI. These are useful for remote control, data transfer, and external display output.
Q5: What accessories are included with the RIGOL DHO814?
A5: The official datasheet lists a power adaptor, a banana-plug ground connecting cable, and four PVP3150 passive probes as standard accessories for the DHO814.
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