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ML248xA / ML249xA Product Overview

2-2 13000-00162

September 2005

About the ML248xA / ML249xA Peak Power Meter

The ML248xA / ML249xA is a wideband peak power meter for the 3G and radar pulse

measurement market. It is the ideal product for performing accurate measurements on

pulsed and modulated systems.

Model Types

Four models of the peak power meter are available:

ML2487A: Single input peak power meter (20 MHz bandwidth)

ML2488A: Dual input peak power meter (20 MHz bandwidth)

ML2495A: Single input peak power meter (65 MHz bandwidth)

ML2496A: Dual input peak power meter (65 MHz bandwidth)

default chapter3
- Limitation of Warranty3
- Notice about Documentation3
- Trademark Acknowledgements3
- Safety Symbols4
- For Safety5
- Declaration of Conformity (Ml248Xa)6
- Declaration of Conformity (Ml249Xa)7
- Table of Contents8
Chapter 1. About this Manual15
- Purpose and Scope of this Manual16
- Your Comments on this Manual16
- Software Versions16
- Notification of Software Release16
- Using this Manual17
- Associated Documentation and Resources19
- Notation Conventions Used in this Manual20
Chapter 2. Product Overview21
- About the Ml248Xa / Ml249Xa Peak Power Meter22
- Model Types22
- Features23
- Options and Accessories24
- Associated Sensors25
- Sensor Accessories26
- Associated Products26
Chapter 3. Assembly and Connections27
- Initial Inspection28
- Shipped Items28
- Storage and Repackaging29
- Preparation for Storage29
- Environmental Requirements29
- Preparation for Shipment29
- Rack Mounting29
- Single Unit Rack Mounting (Option 01)30
- Tools Required30
- Assembly Procedure31
- Side-By-Side Rack Mounting (Option 03)34
- Tools Required35
- Assembly Procedure35
- Power Requirements38
- Environmental Requirements38
- Rear Panel Connections39
Chapter 4. Front Panel Layout and Operation41
- Power-On Procedure42
- The Front Panel43
- The Numeric Keypad44
- The Hard Keys46
- The Screen47
- Sensor Information48
- Channel Information49
- Status Bar52
- The Soft Keys53
- Dialog Boxes55
- The Connectors56
- Data Entry Procedure57
- Numeric Entry Example57
- Text Entry58
- Power-Off Procedure58
Chapter 5. Common Procedures59
- How Do I60
- Channel68
- Understanding and Setting up the Channels68
- Sensor Inputs68
- Channels68
- Modes68
- Measurement Displays69
- Channel Configuration Overview70
- Selecting the Measurement Mode71
- Selecting the Measurement Type72
- Selecting the Measurement Display Style74
- Selecting the Sensor Input (ML2488A and ML2496A Only)75
- Setting the Units of Measurement77
- Selecting the Resolution78
- Entering the Settling Percentage79
- Selecting Dual Display Channel Mode80
- Setting up the Second Channel80
- Displaying both Channels Simultaneously81
- Understanding Triggering82
- Selecting the Triggering Mechanism83
- Selecting the Type of Triggering84
- Entering the Triggering Capture Time85
- Random Repetitive Sampling (RRS) (Ml249Xa Only)86
- Entering the Triggering Delay87
- Enabling Auto Triggering88
- Entering the Triggering Level89
- Setting the Trigger Bandwidth (Ml249Xa Only)90
- Selecting the Trigger Arming Method91
- Entering a Frame Arming Level and Duration92
- Setting the Sampling Rate93
- Selecting the Trigger Indicator (Ml249Xa Only)94
- Linking the Channel Trigger Settings95
- Gates and Fences96
- Setting up and Enabling Gates and Fences97
- Viewing Gating Patterns99
- Setting the Active Gate100
- Setting up Repeat Gates101
- Averaging102
- Setting up Averaging102
- Enabling Averaging in Pulsed/Modulated Mode103
- Enabling Averaging in CW Mode104
- Restarting Averaging in Pulsed/Modulated Mode104
- Markers105
- Setting Markers105
- Turning All Markers off106
- Setting and Viewing the Active Marker107
- Positioning the Active Marker107
- Positioning the Delta Marker108
- Setting the Delta Marker Calculation109
- Linking the Delta Marker to the Active Marker109
- Moving the Active Marker to the Maximum Point110
- Moving the Active Marker to the Minimum Point110
- Zooming in or out on the Active Marker110
- Measuring the Pulse Rise Time111
- Measuring the Pulse Fall Time112
- Measuring the Pulse Width113
- Measuring the off Time114
- Measuring the Pulse Repetition Interval115
- Setting the Search Target Levels116
- Setting the Duty Cycle in CW Mode117
- Limits118
- Creating and Viewing Simple Limits118
- Creating and Saving Complex Limits119
- Recalling User or Predefined Complex Limits121
- Editing Complex Limits122
- Repeating Limits123
- Holding the Limit Fail Indicator124
- Sounding an Alarm on Limit Failure124
- Adjusting and Resetting the Trace Measurement Scale125
- Setting the Profile Display Style126
- Setting the Profile Display Data Hold Method127
- Holding Measurement Data in the Currently Active Channel128
- Setting the Peaking Indicator128
- Post Processing129
- Statistical Post Processing130
- PAE Post Processing132
- Setting the Cursor Position133
- Zooming in or out on the Cursor Position133
- Sensor134
- Setting up the Sensor in Use134
- Setting the Calibration Factor Applied to the Sensor135
- Setting the Power Offset Applied to the Sensors137
- Editing Cal Factor Tables138
- Creating New Cal Factor Tables139
- Editing the Sensor Offset Tables140
- Creating New Sensor Offset Tables141
- Holding Sensors on the Current Range142
- Cal/Zero143
- Zeroing the Sensor143
- Zeroing and Calibrating the Sensor143
- Performing a Zero Dbm Calibration144
- Zeroing the Rear Panel BNC Connector144
- System145
- Saving Instrument Settings145
- Recalling Instrument Settings146
- Capturing the Screen Image148
- Changing the Brightness of the Display Backlight149
- Setting the GPIB Address for the Instrument150
- Enabling Buffering of the GPIB Output151
- Setting the RS232 Serial Port Baud Rate151
- Configuring the Rear Panel Outputs152
- Turning the Key Click on or off155
- Setting Increment and Decrement Steps155
- Viewing the Instrument Identity Dialog156
- Turning the Security Feature on or off156
- Diagnostics157
- Upgrading the System Software157
- Preset158
- Resetting the System158
- Using the Preset Configurations159
Chapter 6. Remote Operation161
- Overview of GPIB161
Chapter 7. CW Setup and Measurement163
- Setting up the Power Meter for CW Measurements163
Chapter 8. GSM Setup and Measurement165
- Setting up the Power Meter for GSM Measurements165
Chapter 9. CDMA Setup and Measurement169
- Setting up the Power Meter for CDMA Measurements169
- EDGE Setup and Measurement171
- Setting up the Power Meter for EDGE Measurements171
- WLAN Setup and Measurement175
- Setting up the Power Meter for WLAN Measurements175
- 802.11B, A, and G175
- Radar Setup and Measurement177
- Setting up the Power Meter for Radar Measurements177
- OFDM Setup and Measurement179
- Setting up the Power Meter for Continuous OFDM Measurements179
Chapter 14. Examples of Dual Display Channel Operation181
- Displaying a Measurement in Different Units181
- Displaying a Pulsed/Modulated Measurement in Different Modes182
Chapter 15. Dual Sensor Operation (ML2488A / ML2496A Only)183
- Displaying Measurements from Two Sensors Simultaneously183
Chapter 16. ML2419A Range Calibrator185
- Overview of the ML2419A Range Calibrator186
- Initial Inspection186
- Power Requirements186
- Environmental Requirements187
- Rack Mounting187
- Storage and Shipment187
- Front Panel Connections187
- Rear Panel Connectors188
- Performing Verification189
- Interpreting the Results191
- Pass/Fail Criteria191
- Range Change Error192
- Using the Diagnostics Menu192
- Using the Range Calibrator Config Menu193
Chapter 17. Secure Mode195
- Types of Memory196
- Secure Mode196
- Clearing the Non-Volatile Static RAM196
- Anritsu Power Sensors EEPROM197
- EEPROM Contents197
Appendix A. the Command Hierarchies199
- Channel - Set up (Pulsed/Modulated200
- Channel - Set up (CW201
- Channel - Trigger - Trigger Source202
- Channel - Trigger - Set Capture Time203
- Channel - Trigger - Set Trigger Delay204
- Channel - Trigger - Trigger Level205
- Channel - Trigger - Trigger Bandwidth (Ml249Xa Only206
- Channel - Trigger - more - Arming207
- Channel - Trigger - more - Set Sample Rate208
- Channel - Trigger - more - Trigger Indication209
- Channel - Gating - Set up (Pulsed/Modulated210
- Channel - Gating (Cont) (Pulsed/Modulated211
- Channel - Relative Meas (CW212
- Channel - Averaging - Set Avg Number (Pulsed/Modulated213
- Channel - Averaging - Set Avg Number (CW214
- Channel - Markers - Position Act Mkr (Profile215
- Channel - Markers - Assign Act Mkr (Profile216
- Channel - Markers - Delta Marker - Position Delta Mkr (Profile217
- Channel - Markers - Set up (Profile218
- Channel - Markers - Marker Functions - Advanced Functions (Profile219
- Channel - Duty Cycle (CW220
- Channel - more - Limit Checking - Set up (Pulsed/Modulated221
- Channel - more - Limit Checking - Edit Limit Spec - Select Spec222
- Channel - more - Limit Checking - Edit Limit Spec - Save Spec223
- Channel - more - Limit Checking - Edit Limit Spec - Edit Segments224
- Channel - more - Limit Checking - Edit Limit Spec - Edit Title225
- Channel - more -Scaling (Profile226
- Channel - more - Profile Display (Profile227
- Channel - more - Peaking Indicator (Pulsed/Modulated228
- Channel - more - Peaking Indicator (CW229
- Channel - more - Post Process - Set up230
- Channel - more - Post Process - Cursor231
- Sensor - Setup232
- Sensor - Cal Factor233
- Sensor - Edit Tables235
- Sensor - Edit Tables - Edit Identity236
- Sensor - Edit Tables - Edit Offset Table237
- Cal/Zero238
- System - Save / Recall239
- System - Recall Settings240
- System - Config - Display - Set Screen Title241
- System - Config - Display - Backlight242
- System - Config - Remote - Set RS232 Baud Rate243
- System - Config - Rear Panel Config244
- System - Config - Set Inc/Dec Steps245
- System - Service - Identity246
- System - Service - Diag247
- System - Service - Upgrade248
- Preset249
Appendix B. Specification251
Appendix C. Default Values and Presets262
Appendix D. ML2400A Reference Table279
Appendix E. Terminology Glossary281
Appendix F. Technical Support283
Appendix G. Uncertainty Information285
- Uncertainty Examples285
Appendix H. Frequently Asked Questions287
Appendix I. Connector Care and Handling289

Brand	Anritsu
Model	ML2480B Series
Category	Measuring Instruments
Language	English

Anritsu ML2480B Series User Manual

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