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Rigol DHO914 User Manual

Rigol DHO914
288 pages
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Table of Contents

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Rigol DHO914 Specifications

General IconGeneral
Channels4
Vertical Resolution12-bit
Vertical Sensitivity1 mV/div to 10 V/div
Waveform Capture Rate1, 000, 000 wfms/s
InterfacesUSB Host, USB Device, LAN, HDMI, AUX
FFTYes
Input Impedance1 MΩ ± 1% || 16 pF ± 3 pF
Memory Depth50 Mpts
Maximum Input Voltage300 Vrms
Display10.1-inch capacitive touchscreen
Trigger TypesEdge, Pulse, Slope, Video, Pattern, Duration, Timeout, Runt, Window
Operating Temperature0°C to 50°C

Summary

Safety Requirement

General Safety Summary

Provides crucial safety precautions to avoid injury and instrument damage.

Safety Notices and Symbols

Explains safety warnings and symbols used in the manual.

Measurement Category

Defines measurement categories and their application for instrument use.

Quick Start

To Prepare for Use

Covers initial setup steps before operating the instrument.

To Connect to Power

Describes how to connect the oscilloscope to the AC power source.

Front Panel Overview

Details the components and functions of the instrument's front panel.

Rear Panel Overview

Illustrates and describes the connectors and ports on the rear panel.

User Interface Overview

Provides a breakdown of the main elements of the oscilloscope's user interface.

Vertical System

To Adjust the Vertical Scale

Explains how to set the volts/division for the vertical axis.

To Adjust the Vertical Offset

Describes how to adjust the vertical position of the waveform.

To Set Probe

Guides on configuring probe settings, including attenuation ratio.

To Adjust Bias

Details how to set an offset calibration voltage to improve accuracy.

Horizontal System

To Adjust the Horizontal Time Base

Explains how to set the time per division for the horizontal axis.

To Adjust the Horizontal Position

Describes how to adjust the horizontal position of the waveform.

Zoom Mode (Delayed Sweep)

Explains how to use zoom mode to horizontally expand waveforms.

Acquisition System

Acquisition Mode

Explains different modes (Normal, Average, Peak, UltraAcquire) for data acquisition.

Sampling Mode

Describes the real-time sampling mode and its sample rate.

Sample Rate

Explains the process of sampling and its impact on waveform display.

Memory Depth

Details memory depth settings and their relation to sample rate.

Triggering the Oscilloscope

Trigger Source

Details how to select analog or digital channels as the trigger source.

Trigger Level

Explains how to set the trigger level for analog and digital signals.

Trigger Mode

Describes the available trigger modes: Auto, Normal, and Single.

Trigger Type

Lists and describes the various trigger types available on the oscilloscope.

Edge Trigger

Details how to trigger on rising, falling, or either edge of a signal.

Pulse Width Trigger

Explains how to trigger based on the width of a positive or negative pulse.

Slope Trigger

Describes how to trigger based on the slope of a signal edge.

Pattern Trigger

Details how to trigger based on a specific logic pattern across channels.

Duration Trigger

Explains how to trigger based on the duration of a specified pattern.

Timeout Trigger

Describes how to trigger when a signal remains idle for a set time.

Runt Trigger

Explains how to trigger on pulses that cross one level but not another.

Window Trigger

Details triggering based on high and low trigger levels.

Delay Trigger

Explains how to trigger based on the time difference between edges of two sources.

Setup/Hold Trigger

Describes triggering based on setup or hold time conditions.

Nth Edge Trigger

Explains how to trigger on the Nth edge after a specified idle time.

RS232 Trigger

Details triggering on RS232 serial communication signals.

I2C Trigger

Explains triggering on I2C serial bus communication signals.

SPI Trigger

Details triggering on SPI serial bus communication signals.

CAN Trigger

Explains triggering on CAN bus signals based on frame types or errors.

LIN Trigger

Details triggering on LIN serial bus signals.

Math Operation

FFT Operation

Details how to perform Fast Fourier Transform for frequency spectrum analysis.

Measurements

Auto Measurements

Explains how to perform automated measurements of waveform parameters.

Measurement Parameter

Details the setup for measurement parameters and sources.

Cursor Measurements

Explains how to use cursors for measuring waveform values.

Digital Voltmeter (DVM) and Frequency Counter

Digital Voltmeter (DVM)

Explains how to use the 4-digit digital voltmeter for voltage measurements.

Frequency Counter

Explains how to use the frequency counter for period and frequency measurements.

Digital Channel

Function/Arbitrary Waveform Generator (for DHO914S and DHO924S only)

Modulation

Introduces modulation types (AM, FM, PM) for signal generation.

Bode Plot (for DHO914S and DHO924S only)

Pass/Fail Test

To Create a Mask

Details how to define custom masks for pass/fail testing.

Protocol Decoding

Parallel Decoding

Details the setup and parameters for parallel bus decoding.

RS232 Decoding

Explains the setup and parameters for RS232 serial decoding.

I2C Decoding

Explains the setup and parameters for I2C serial decoding.

SPI Decoding

Explains the setup and parameters for SPI serial decoding.

LIN Decoding

Explains the setup and parameters for LIN serial decoding.

CAN Decoding

Explains the setup and parameters for CAN bus decoding.

Waveform Recording and Playing

System Utility Function Setting

SelfCal

Details the self-calibration procedure for optimal measurement accuracy.

Remote Control

Remote Control via USB

Details connecting and controlling the instrument using USB.

Remote Control via LAN

Explains connecting and controlling the instrument via LAN.

Troubleshooting

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