NF FRA5087 - Oscillator Output Frequency Accuracy

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8.5 Performance test

FRA5087

8-5

8.5.3 Oscillator output frequency accuracy

The test of oscillator frequency accuracy is described in this paragraph.

a) Setting

FRA5087 Frequency counter

Output waveform sinusoidal wave Gate time 10 sec.

Output voltage

AC: 1 Vpeak

DC bias: 0 V

b) Connection

FRA5087

Frequency counter

BNC-BNC

Coaxial cable

OSC CH1 CH2

c) Procedure

Set the oscillator output frequency at the following and read the indication of the frequency

counter:

Oscillator output frequency: 100 kHz

d) Result and judgment

Oscillator frequency

Frequency counter

Permissible range

100 kHz

kHz

99.9990 - 100.0010 kHz

Main Page

Preface5
Safety Instructions: to Safely Use the Frequency Response Analyzer6
- Table of Contents9
1 Introduction18
- Features18
- Applications19
- List of Functions20
- Principle of Operation25
  - Basic Principle25
Fig. 1-1 Measurement of Frequency Transfer Characteristics with FRA25
Fig. 1-2 Frequency Sweep Measurement with FRA26
- Block Diagram27
Fig. 1-3 FRA Block Diagram27
2 Preparations before Use29
- Inspection before Use30
- Table 2-1 Accessories30
- Mounting and Installation31
  - Location of Installation31
    - Criteria for Location of Installation31
    - Rack Mounting32
Fig. 2-1 Size and Dimensions of FRA5087 Rack Mount33
Fig. 2-2 Mounting Rack-Mount Adapter34
Fig. 2-3 Removal of Foot-Stands35
- Grounding and Power Supply Connection36
- Compliant Standards37
- Quick Function Checking38
- Checking Functions and Indications at Power "ON38
  - Checking Responses for Key Actions38
- Calibration39
3 Descriptions on Panels and Basic Operations41
- Panel Descriptions42
- Table 3-1 List of Initialization Values52
- Warm-Up55
- Input and Output Terminals56
Fig. 3-1 From-Enclosure Isolation Voltage Specifications59
- (When Accompanying BNC Cable Is Used)60
- (When a Cable Other than the Accompanying Cable Is Used)60
  - Insulation Breakdown Voltages of Input and Output Voltages59
Fig. 3-3 Oscillation Section-Analysis Section Inputs Isolation Voltage Specifications60
- Examples of Basic Operations61
  - Menu Operation61
Fig. 3-5 Screen Directly after Start61
Fig. 3-6 Top Menu62
Fig. 3-7 Menu Window63
Fig. 3-8 TABLE Displays63
- Fig. 3-9 Display During Entering Figures64
- On/Off Operations for Oscillator Output65
Fig. 3-10 Function Display64
Fig. 3-11 Oscillator Control Key65
- Examples of Basic Measurement Operations66
Fig. 3-12 Connection with SUT66
Fig. 3-13 SINGLE Measurement Result67
- Examples of Connections70
Fig. 3-16 Connection Diagram for Loop Gain Measurement71
Fig. 3-17 Connection Diagram for Impedance Measurement72
- High Frequency Measurement73
4 Examples of Application Operations75
- Overview of Measurement and Processing76
Fig. 4-1 Flow Diagram of Measurement and Processing76
- Measurement Mode77
Fig. 4-2 Measurement Mode and Internal Connection77
Fig. 4-3 Recommended Measurement Connection for Two-Port System77
- Analysis Mode78
- Display Mode79
Fig. 4-4 Response Waveform Requiring Measurement Start Time Delay80
- Integration81
Fig. 4-5 Effect of Integration81
- Input Setting83
Fig. 4-6 Principle of Excessive Level Detection83
- Oscillator Setting84
  - Oscillator Basic Setting84
Fig. 4-7 Oscillator Stop Mode85
Fig. 4-8 Oscillator Output Voltage Variation in the SLOW Status86
Fig. 4-9 Change of Stop Mode During SLOW off86
- Display Setting87
Fig. 4-10 Data Marker Display91
Fig. 4-11 Examples of Data Display91
Table 4-3 Active Line Markers91
Fig. 4-12 Line Marker Display92
- Setting Phase Display Range93
- Selecting Display Data93
- Equalization95
  - Operation of Equalization95
Fig. 4-13 Measurement/Dut System95
- Principle of Equalization96
Fig. 4-14 Principle of Equalization96
- Harmonics Analysis97
- Amplitude Compression98
Fig. 4-15 Amplitude Compression98
Fig. 4-16 Principle of Amplitude Compression98
- Table 4-4 Amplitude Compression Setting Items99
- Frequency Axis High Density Slow Sweep100
Fig. 4-17 Example of Output Correction (70%)99
- Table 4-5 High Density Slow Sweep100
- Calculation Functions101
  - Operation of Four Rules of Arithmetic101
Fig. 4-18 Functions/Operations of Four Rules of Arithmetic101
- Differentiation and Integration102
Fig. 4-19 Differentiation and Integration Functions102
- Conversion between Open and Closed Loops103
Fig. 4-20 Open-Loop and Close-Loop Transfer Functions103
- Auto-Sequence105
- Simplified Load/Save of Setting Conditions108
  - Simplified Condition Load108
  - Simplified Condition Save109
- Output to Printer110
  - Mounting Printing Paper110
Fig. 4-21 Open the Cover110
Fig. 4-22 Load Printer Paper110
Fig. 4-23 Loading Printing Paper111
Fig. 4-24 Cover Attachment111
- LCD Screen Hardcopy112
- Output to USB Flash Drive113
  - LCD Screen Hardcopy113
- Calibration114
- File Operation115
- Memory118
- Condition Display119
- Other Functions119
5 Impedance Display Function (Option)121
- Features122
- General122
- Option Software Chart123
- Operation Method125
  - Impedance Display Description125
- Table 5-1 Graph Axis Contents125
- Table 5-2 Option Additional Display Modes127
- Graph Units Setting128
Table 5-3 Display Units128
Fig. 5-1 Phase Invert Connection129
- Connection for Impedance Measurement130
- Graph Screen Description129
- Shunt Resistance Current-Voltage Conversion Coefficient Setting129
Fig. 5-2 Impedance Measurement Connection130
- Open and Short Correction131
  - Connection for Open and Short Correction Data Storage131
  - Data Measurement and Storage131
Fig. 5-3 Open Correction Example131
Fig. 5-4 Short Correction Example131
Fig. 5-5 Open and Short Correction Function Keys131
- Open and Short Correction Data Memory132
- Open and Short Correction Function Setting132
- Table 5-4 Open and Short Correction Formulas132
- Max/Min Search Function133
Fig. 5-6 Max/Min Search Function Keys133
6 Files135
- Computer System in Which You Can Read136
- File Format136
- Overview136
- Table 6-1 Data Types of Variables Within File137
- Format of Measurement Data Files138
- Table 6-2 A) Measurement Data File Format - Header138
- Table 6-2 B) Measurement Data File Format - Set Parameters139
- Table 6-2 D) Measurement Data File Format - Data (OPERATED Data)140
- Table 6-2 C) Measurement Data File Format - Data (RAW Data)140
- Table 6-3 B) Data Format (OPERATED Measurement Data, OPRD)140
- Table 6-3 A) Data Format (RAW Measurement Data, RAW)140
- Format of Measurement Conditions Files141
Table 6-4 A) Measurement Condition File Format - Header141
Fig. 6-2 Structure of Measurement Condition File141
- Table 6-4 B) Measurement Condition File Format - Condition Data142
- Software for Reading Files147
Fig. 6-3 Example of Graph Display by DSPL5090147
- Installation148
- Uninstallation148
- Overview of Operations149
7 Trouble Shooting151
- Error Messages152
  - List of Information Messages152
  - List of Error Messages153
- Quick Diagnosis157
8 Maintenance159
- Introduction160
- Daily Maintenance160
- Storage, Re-Packaging and Transportation161
- Identification of Version Number161
- Performance Test162
9 Specifications171
- Oscillation Section172
- Analysis Section Input174
Fig. 9-1 From-Enclosure Isolation Voltage Specifications175
Fig. 9-3 Oscillation Section Input - Analysis Section Input Isolation Voltage Specifications175
- Measurement Process177
- Analysis Process180
- Calculations180
- Auto Sequence180
- Display181
- Memory182
- External Memory182
- Peripheral Input/Output Functions183
- Impedance Display Function (Option)184
- Miscellaneous Specifications185
Fig. 9-5 Block Diagram187
Fig. 9-6 External Dimensions Diagram188

NF FRA5087 - Oscillator Output Frequency Accuracy

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