RIGOL MHO934 Digital Oscilloscope 350MHz 4-Channel

Overview

The RIGOL MHO934 is part of the MHO900 Series, a compact high-resolution oscilloscope family developed for modern electronic design, debugging, education, and scientific research. In the official series documentation, RIGOL positions the MHO900 line as an economical yet capable platform that combines 12-bit vertical resolution, fast waveform capture, optional mixed-signal capability, and an upgrade path that helps users scale functionality as test requirements grow.

For users evaluating oscilloscopes in the 350 MHz class, the MHO934 stands out because it balances bandwidth, resolution, and workflow efficiency. Official datasheet information identifies the MHO934 as a 350 MHz, 4-channel, 4 GSa/s, 100 Mpts model. That combination is particularly useful when engineers need to inspect signal integrity, capture fast transitions, and still preserve enough vertical detail to analyze small waveform anomalies that might be missed on lower-resolution instruments.

RIGOL’s MHO900 platform also emphasizes usability. The series includes a 7-inch 1024 × 600 HD touchscreen, a Flex Knob control concept, standard USB host/device, LAN, and HDMI interfaces, and software upgrade support. These features make the MHO934 suitable not only for bench-based R&D but also for flexible lab deployment where engineers need intuitive control and convenient connectivity.

Key Features

The core advantage of the RIGOL MHO934 is its 12-bit resolution, which gives significantly finer vertical detail than conventional 8-bit oscilloscopes. For technical users working with ripple, low-level analog behavior, or subtle digital integrity issues, that added quantization detail can improve confidence during troubleshooting and verification. RIGOL also highlights low-noise performance as a core part of the MHO900 value proposition.

Another major strength is sampling and acquisition performance. The MHO934 supports a maximum real-time sample rate of 4 GSa/s in single-channel mode, with 100 Mpts standard memory depth and an optional upgrade to 500 Mpts. This helps teams capture longer waveform records without sacrificing detail, which is valuable when debugging intermittent events, startup behavior, serial activity, or longer protocol transactions.

The MHO934 is also designed to grow with the application. The MHO900 datasheet specifies support for 16 digital channels through the optional PLA2216 logic analyzer probe, allowing analog and digital signal analysis on one platform. This is especially relevant for embedded and mixed-signal environments where control buses, clocks, and analog response must be inspected together.

For broader lab utility, RIGOL offers optional 2-channel AFG configurations at 50 MHz or 100 MHz, both supporting Bode plot functionality. This can reduce the need for separate instruments in development environments focused on power supplies, loop response, analog validation, or educational labs. Optional bandwidth upgrades are also listed in the official order information, including upgrade paths from 350 MHz to 500 MHz and 350 MHz to 800 MHz.

Applications

The official MHO900 datasheet presents the platform as suitable for power supply test, embedded system debugging, auto electronics test, and basic experiment use cases. The application graphics and notes call out scenarios such as loop response analysis, ripple and noise testing, transient response testing, serial protocol analysis, digital signal analysis, automobile bus debugging, sensor testing, analog circuit experiments, high-frequency circuit experiments, and power electronics experiments.

Based on those official use cases, the MHO934 is a strong fit for:

• Embedded development teams validating MCU, FPGA, or interface timing

• Power electronics engineers checking ripple, transient response, and control-loop behavior

• Automotive and industrial users analyzing bus activity and sensor-related signals

• University and lab environments that need a capable 4-channel instrument with upgrade flexibility

Technical Specifications

All values above are taken from the official MHO900 series page and datasheet, plus the MHO934 order-information section in the official datasheet.

Package Contents

According to the official order information, the standard package includes:

• Power adapter conforming to destination country standard

• Ground cable

• USB cable

• 4 × PVP2350 passive probes (350 MHz) for the MHO934 standard configuration

Call to Action

If your team needs a compact 4-channel oscilloscope with higher vertical resolution, fast acquisition, and a practical path to mixed-signal expansion, the RIGOL MHO934 is a strong choice for engineering labs, procurement teams, and technical education environments. Contact us today for pricing, lead time, accessories, and option bundle recommendations for your application.

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【FAQ】

Q1: What is the bandwidth of the RIGOL MHO934?
A1: The RIGOL MHO934 provides 350 MHz analog bandwidth and is part of the 4-channel MHO900 high-resolution oscilloscope family.

Q2: Does the RIGOL MHO934 support mixed-signal analysis?
A2: Yes. The instrument supports 16 digital channels when used with the optional PLA2216 logic analyzer probe, allowing combined analog and digital analysis.

Q3: What is the sampling rate of the RIGOL MHO934?
A3: The maximum real-time sample rate is 4 GSa/s in single-channel mode.

Q4: What memory depth does the RIGOL MHO934 offer?
A4: The MHO934 includes 100 Mpts standard memory depth and can be upgraded to 500 Mpts with the appropriate option.

Q5: Does the RIGOL MHO934 include a waveform generator?
A5: A waveform generator is optional, with available 2-channel 50 MHz and 100 MHz AFG options that also support Bode plot analysis.