Gw-instek GSP-730 User Manual Bedienungsanleitung Seite 1

Spectrum Analyzer GSP-730 USER MANUAL REVISION 1.0 MAY 2012 ISO-9001 CERTIFIED MANUFACTURER

GSP-730 User Manual 8 GSP-730 Introduction The GSP-730 is a low-cost, basic spectrum analyzer. The GSP-730 has all the basic features of our more

GSP-730 User Manual 98 Syntax meas:ocbw {on|off} Query Syntax meas:ocbw? Parameter/ Return parameter On OCBW mode = on Off OCBW mode = off Exampl

REMOTE CONTROL 99 Syntax meas:lmtline:passfail {on|off } Query Syntax meas:lmtline:passfail Parameter on Turns the pass/fail test on. off Turns the

GSP-730 User Manual 100 con:rbw? Query Description Returns the RBW. Query Syntax con:rbw? Return parameter <NR1> 0 30kHz 1 100kHz 2 300kH

REMOTE CONTROL 101 con:swt? Query Description Returns the sweep time in milliseconds. Query Syntax con:swt? Return parameter <NRf> Example

GSP-730 User Manual 102 con:disp:split:full Set Description Returns the spectrum analyzer to single window mode. The upper window is used as the

FAQ 103 FAQ • I connected the signal but it does not appear on screen. • The trace is updated too slowly. • I cannot see the trace on the screen. •

GSP-730 User Manual 104 The performance does not match the specification. Make sure the device is powered On for at least 30 minutes, within +20°

APPENDIX 105 APPENDIX GSP-730 Default Settings The following default settings are the factory configuration settings for the spectrum analyzer (Func

GSP-730 User Manual 106 Full Display: Active Display line: off Memory N/A Preset N/A Hardcopy N/A Hardcopy Setup Ink Normal System N/A

APPENDIX 107 GSP-730 Specifications The specifications apply when the GSP is powered on for at least 30 minutes to warm-up to a temperature of 20˚C

GETTING STARTED 9 Package Contents Check the contents before using the GSP-730. Opening the box Contents (single unit)  Main unit  Q

GSP-730 User Manual 108 Input Input Impedance 50ohm Input VSWR less than 2.0@input att ≧10dB Input damage level +30dBm (CW average power), 25V

APPENDIX 109 GSP-730 Dimensions Unit: mm296.0142.0152.0105.0115.1dBEnterF 1F 2F 3F 4F 5F 60BK SPkHz / SecmmSecMHz /GHz /Sec147258369FrequencyS

GSP-730 User Manual 110 Declaration of Conformity We GOOD WILL INSTRUMENT CO., LTD. No. 7-1, Jhongsing Rd, Tucheng Dist., New Taipei City 236, Ta

INDEX 111 INDEX ACPR ... 51 Adjacent channel power ... 51 Amplitude Reference level ...

GSP-730 User Manual 112 Contact... 104 Span Full span ... 32 Last span

GSP-730 User Manual 10 Appearance GSP-730 Front Panel dBEnterF 1F 2F 3F 4F 5F 60BK SPkHz / SecmmSecMHz /GHz /Sec147258369FrequencySpanAmplitude

GETTING STARTED 11 Amplitude Amplitude Sets the amplitude reference level, scale and amplitude units. Autoset Autoset Automatically searches the pea

GSP-730 User Manual 12 Preset Preset The Preset key will restore the spectrum analyzer to the factory settings. Hardcopy Hardcopy The hardcopy ke

GETTING STARTED 13 RF input terminal RF INPUT 50+30dBm MAX.MAX.DC ±25VΩ RF input port. Accepts RF inputs.  Maximum input: +30dBm (+20dBm meas

GSP-730 User Manual 14 Rear Panel FanRS232 portVGA portPower socketUSB B portSecurity slot RS232 RS232 9 pin DSUB port. USB B USB B Device port.

GETTING STARTED 15 Display Reference levelFunction menuMarker informationEntry / Message area Trace iconsTraces and waveformsSoft menu keysFrequency

GSP-730 User Manual 16 Frequency/ Bandwidth settings Displays the Start, Center and Stop frequencies, RBW, Span and Sweep settings. Trace and wav

GETTING STARTED 17 First Time Use Instructions Use the procedures below when first using the GSP-730 to tilt the stand, power up the instrument, upd

This manual contains proprietary information, which is protected by copyright. All rights are reserved. No part of this manual may be photocopied,

GSP-730 User Manual 18 Power UP and Down Power Up 1. Insert the AC power cord into the power socket. 2. Press the power button to turn the G

GETTING STARTED 19 Software Update Description The GSP-730 allows the software to be updated by end-users. Before using the GSP-730, please check t

GSP-730 User Manual 20 5. Reboot the system when the update procedure has finished by cycling the power button. 6. Check the software version a

GETTING STARTED 21 The GSP-730 should be shown under the Ports (COM & LPT) node: Note If the USB driver installation fails, you can try to

GSP-730 User Manual 22 Conventions The following conventions are used throughout the user manual. Read the conventions below for a basic grasp of

GETTING STARTED 23 Toggle State Pressing this menu key will toggle the state. Notice that any soft-menu key that can be toggled will have the acti

GSP-730 User Manual 24 Return to the Start of a Menu Tree. When you have navigated down a menu tree and you wish to return to the start of the men

GETTING STARTED 25 Using the numeric keypad When prompted to enter a parameter, use the number keys (0~9), the decimal key (.) and the minus key (-)

GSP-730 User Manual 26 BASIC OPERATION Frequency Settings ... 28 Center Frequency ...

BASIC OPERATION 27 Measurement ... 50 Channel Analysis Overview ...

SAFETY INSTRUCTIONS 1 Table of Contents SAFETY INSTRUCTIONS ... 3 GETTING STARTED ...

GSP-730 User Manual 28 Frequency Settings Center Frequency Description The center frequency function sets the center frequency and centers the di

BASIC OPERATION 29 Start and Stop Frequency Description The start/stop frequency function will set the start and stop frequency of the span. Opera

GSP-730 User Manual 30 Center Frequency Step Description The Step function sets the step size of the center frequency when using the arrow keys.

BASIC OPERATION 31 Span Settings Span Description The Span function will set the frequency range of the sweep. The sweep will be centered around th

GSP-730 User Manual 32 Full Span Description The Full Span function will set the span to the full frequency range. This function will set the s

BASIC OPERATION 33 Display Time domain0Hz Span Example: Amplitude modulation Note The measurement functions such as ACPR and OCBW are not available

GSP-730 User Manual 34 Amplitude Settings The vertical display scale is defined by the reference level amplitude, attenuation, scale and external

BASIC OPERATION 35 Amplitude Units Description The amplitude units can be set from dBm, dBmV or dBuV. 1. Press Amplitude> Units …[F3] to chan

GSP-730 User Manual 36 Autoset The Autoset function searches the peak signals and picks the signal peak with the maximum amplitude, and then shows

BASIC OPERATION 37 Note RBW setting is reset to Auto when the Autoset function is used. Limiting the Autoset Vertical Search Range Description You

GSP-730 User Manual 2 GSP-730 Dimensions ... 109 Declaration of Conformity ... 110 INDEX ...

GSP-730 User Manual 38 Marker A Marker shows the frequency and amplitude of a waveform point. The GSP-730 can activate up to 5 markers or marker p

BASIC OPERATION 39 Activating a Marker There are two basic marker types, normal markers and delta markers. Normal markers are used to measure the fr

GSP-730 User Manual 40 Activate a Delta Marker Description Delta markers are marker pairs that measure the difference in frequency and amplitude

BASIC OPERATION 41 Delta maker No., Frequency, AmplitudeDelta Marker Move Marker Manually Operation 1. Press Marker> Marker[F1] and select a ma

GSP-730 User Manual 42 Move Marker to Preset Locations Preset conditions The currently selected marker (normal marker or delta marker) can be mov

BASIC OPERATION 43 Move Marker to Trace Description The Marker Trace function moves the selected marker to the currently active trace. Operation 1.

GSP-730 User Manual 44 Turn All Markers On or Off Description All markers that have been activated, both normal and delta markers, can be turned

BASIC OPERATION 45 Edit Markers in Marker Table Description While the Marker Table function is the active function, the position of each marker and

GSP-730 User Manual 46 Peak Search The Peak Search key is used to find trace peaks. The currently active marker is used in conjunction with the p

BASIC OPERATION 47 Search for Peaks Description The PeakSearch key can be used to search for a number of different peaks. Peak Search Next Peak: Se

SAFETY INSTRUCTIONS 3 SAFETY INSTRUCTIONS This chapter contains important safety instructions that you must follow during operation and storage. R

GSP-730 User Manual 48 Example: Next Peak Right Example: Next Peak Left Peak Table Description The Peak Table function will display up to 5 p

BASIC OPERATION 49 2. Press Peak Sort[F2] and set the sorting type: Freq: Amp: Sort by frequency in ascending order. Sort by amplitude in ascen

GSP-730 User Manual 50 Measurement This section describes how to use the automatic measurement modes. The GSP-730 includes the following measureme

BASIC OPERATION 51 Adjacent channel offset 1 ~ 2 The frequency distance between the adjacent channels and main channel. Range: 1 Between 0Hz~3GHz

GSP-730 User Manual 52 disabled. 2. The display splits into two screens. The top screen shows the sweep waveform. The bottom screen shows the ACP

BASIC OPERATION 53 Operation: Setting up the adjacent channel(s) 1. Press ADJCH Setup…[F3] to setup the adjacent channels: Adj CH BW 1[F1] Sets the

GSP-730 User Manual 54 OCBW Description Occupied bandwidth measurements are used to measure the power of the occupied channel as a percentage to

BASIC OPERATION 55 Channel power and OCBW power resultsCH BW 3. Press Channel Setup…[F1] and set the following: Main CH BW[F1] Set the bandwidth

GSP-730 User Manual 56 Move Channels Up/Down 1. Press Meas again or press Return[F6] repeatedly to return to the start of the Measure menu tree.

BASIC OPERATION 57 Limit Line Testing The Limit Line function is used to set the upper or lower amplitude limits over the entire frequency range. Th

GSP-730 User Manual 4 Safety Guidelines General Guideline CAUTION  Do not place any heavy object on the instrument.  Avoid severe impact or

GSP-730 User Manual 58 Creating a Limit (Point by Point) Description Create a limit manually, point by point. Ten manually selected frequency poi

BASIC OPERATION 59 frequency column of the desired point. Cursor 4. Enter the new frequency and amplitude of the point using the keypad and the uni

GSP-730 User Manual 60 Pass: Upper limitLower limit Fail: Upper limitLower limit Note Before pass/fail testing can begin, limit lines for the up

BASIC OPERATION 61 Bandwidth BW key sets the resolution bandwidth (RBW). The resolution bandwidth and the sweep time are related. Please take into a

GSP-730 User Manual 62 Trace The GSP-730 is able to set the parameters of up to 3 different traces on the display at once. Each trace is represent

BASIC OPERATION 63 Peak Hold Min Hold The maximum or minimum points are maintained for the selected trace. The trace points are updated each sw

GSP-730 User Manual 64 Trace Math Description Performs trace math from two traces (A, B) and stores the results in trace A or swaps the data from

BASIC OPERATION 65 Average Trace Description The Average function averages the currently selected trace for a user-defined number of times before i

GSP-730 User Manual 66 Example: Average:Off Average: On (8)

BASIC OPERATION 67 Display The Display key configures the basic display settings as well as the split screen modes. Adjusting the LCD Brightness D

SAFETY INSTRUCTIONS 5 Cleaning  Disconnect the power cord before cleaning.  Use a soft cloth dampened in a solution of mild detergent and water

GSP-730 User Manual 68 Using the Video Out Port Description The GSP-730 has a dedicated VGA terminal to output the display to an external monitor

BASIC OPERATION 69 Split spectrum functions Half-Upper Half-Upper will put the spectrum analyzer into split screen mode. It will make the top sweep

GSP-730 User Manual 70 Operation 1. Press Display>Half-Upper[F4] or Half-Lower[F5] or Alternate Sweep[F6] to enable the split spectrum view. 

BASIC OPERATION 71 Save/Recall Files The GSP-730 can save and recall setup data, trace data and limit line data to and from internal memory. There a

GSP-730 User Manual 72 Save/Recall Trace Data Description The trace data can be saved/recalled for any of the A, B or C traces to/from one of 5 p

BASIC OPERATION 73 8. Press Start[F5] to recall the selected trace data. Save/Recall Limit Lines Description Upper and lower limit lines can be

GSP-730 User Manual 74 Operation 1. Insert a USB flash drive into the USB port. 2. Press Hardcopy and the image file will begin saving.  Wait

BASIC OPERATION 75 Note The next time the Hardcopy key is pressed, the image will be saved using the settings above. Load Default Settings Descri

GSP-730 User Manual 76 System Settings System Information Description The System Information displays the following: Serial Number: XX digit se

BASIC OPERATION 77 Operation 1. Press System>Language…[F3] to bring up the Language menu. 2. Choose a system language. The language number is t

GSP-730 User Manual 6 Power cord for the United Kingdom When using the instrument in the United Kingdom, make sure the power cord meets the follow

GSP-730 User Manual 78 REMOTE CONTROL This chapter describes basic configuration of IEEE488.2 based remote control. For a command list, refer to t

REMOTE CONTROL 79 Interface Configuration Configure Remote Interface USB configuration PC side connector Type A, host GSP side connector Rear panel

GSP-730 User Manual 80 Panel operation 1. USB Connection: Connect a USB cable from the PC to the rear panel USB B port. RS232 Connection: Connect

REMOTE CONTROL 81 This should return the Manufacturer, Model number, Serial number, and Firmware version in the following format.  GW-INSTEK, GSP-

GSP-730 User Manual 82 Command types There are a number of different instrument commands and queries. A command sends instructions or data to the

REMOTE CONTROL 83 <freq> <NRf> + unit 2.5 mhz Unit = kHz, MHz, GHz. Note: The unit can be omitted (defaults to currently set unit). <

GSP-730 User Manual 84 Command List IEEE488.2 Standard Commands *IDN? ...

REMOTE CONTROL 85 meas:tra:avg:on ... 95 meas:tra:avg:off ...

GSP-730 User Manual 86 IEEE488.2 Standard Commands *IDN? ...

REMOTE CONTROL 87 ts Set Description Resets the sweep and starts it once (i.e., sweeps one time). Example ts Frequency Commands meas:freq:cen .

GETTING STARTED 7 GETTING STARTED This chapter provides a brief overview of the GSP-730, the package contents, instructions for first time use and a

GSP-730 User Manual 88 Parameter <freq> Start frequency Return parameter <freq> Returns the start frequency and unit Example meas:freq

REMOTE CONTROL 89 Parameter <freq> Span frequency range Return parameter <freq> Returns the span and unit Example meas:span 10 mhz Sets

GSP-730 User Manual 90 Syntax meas:refl <refl> Query Syntax meas:refl? Parameter <refl> Reference level in the currently selected unit

REMOTE CONTROL 91 Example meas:mark on 1 Turns marker 1 on. Query Example Meas:mark 1? >OFF meas:mark:off Set Description Sets which markers a

GSP-730 User Manual 92 Return parameter <freq> Returns the frequency and unit of the selected marker. Example meas:mark:norm:freq 1? >1.5

REMOTE CONTROL 93 Parameter <NR1> Marker number 1~ 5. Return parameter <freq> Returns the relative frequency and unit of the selected de

GSP-730 User Manual 94 meas:mark:tonp Set Description Moves the selected normal or delta marker to the next peak. Syntax meas:mark:tonp <NR1&g

REMOTE CONTROL 95 Parameter <trace> 1 Trace A 2 Trace B 3 Trace C <mode> 1 Clear and write mode 2 Peak hold mode 3 View mode 4 Blank mod

GSP-730 User Manual 96 meas:tra:read SetQuery Description Returns the all the trace data for the selected trace. Query syntax meas:tra:read? <

REMOTE CONTROL 97 Query Syntax meas:acpr? Parameter/ Return parameter on ACPR mode = on off ACPR mode = off Example meas:acpr on Turns the ACPR fun