GW Instek GSP-818 Series Quick Start Manual
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GW Instek GSP-818 Series Quick Start Manual

GW Instek GSP-818 Series Quick Start Manual

Spectrum analyser
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Spectrum Analyzer
GSP-818 Series
Quick Start Guide
GW INSTEK PART NO.
ISO-9001 CERTIFIED MANUFACTURER

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  • Page 1 Spectrum Analyzer GSP-818 Series Quick Start Guide GW INSTEK PART NO. ISO-9001 CERTIFIED MANUFACTURER...
  • Page 2 May 2019 This manual contains proprietary information, which is protected by copyright. All rights are reserved. No part of this manual may be photocopied, reproduced or translated to another language without prior written consent of the Good Will company. The information in this manual was correct at the time of printing. However, Good Will continues to improve products and reserves the right to change specification, equipment, and maintenance procedures at any time without notice.

  • Page 3: Table Of Contents

    Table of Contents Table of Contents SAFETY INSTRUCTIONS ..........4 USER NOTICE ..............9 Safety Precaution before Operation ......9 Electro-static Discharge (ESD) Protection ....10 First Time to Power on ..........11 GETTING STARTED ............12 Front Panel Overview ..........13 Rear Panel ..............

  • Page 4: Safety Instructions

    GSP-818 Quick Start Guide AFETY INSTRUCTIONS This chapter contains important safety instructions that you must follow when operating the GSP-818, and when keeping it in storage. Read the following before operating the GSP-818 to ensure your safety and to keep the GSP-818 series in the best possible condition.
  • Page 5 SAFETY INSTRUCTIONS Do not dispose electronic equipment as unsorted municipal waste. Please use a separate collection facility or contact the supplier from which this instrument was purchased. Safety Guidelines Do not place any heavy object on the GSP-818. General  Guideline Avoid severe impact or rough handling that ...
  • Page 6 GSP-818 Quick Start Guide AC Input voltage range: 100-240Vac; Power Supply  Frequency: 50/60Hz WARNING Connect the protective grounding conductor of  the AC power cord to an earth ground, to avoid electrical shock. Disconnect the power cord before cleaning. Cleaning the ...
  • Page 7 SAFETY INSTRUCTIONS Location: Indoor Storage  environment Relative Humidity: < 80%  Temperature: −20°C to 70°C  Do not dispose this instrument as unsorted Disposal municipal waste. Please use a separate collection facility or contact the supplier from which this instrument was purchased.
  • Page 8 GSP-818 Quick Start Guide Power cord for the United Kingdom When using the GSP-818 in the United Kingdom, make sure the power cord meets the following safety instructions. NOTE: This lead/appliance must only be wired by competent persons WARNING: THIS APPLIANCE MUST BE EARTHED IMPORTANT: The wires in this lead are coloured in accordance with the following code: Green/ Yellow:...

  • Page 9: User Notice

    USER NOTICE SER NOTICE This chapter helps you in preparing the spectrum analyzer for use and provides the information to start using the spectrum analyzer correctly. Safety Precaution before Operation Check Power Supply The analyzer is equipped with a three-wire power cord in accordance with international safety standards.

  • Page 10: Electro-Static Discharge (Esd) Protection

    GSP-818 Quick Start Guide pulses produced by large power consumption instruments, a 220V/110V AC regulated power supply is recommended. Power Cord Selection The analyzer is equipped with a three-wire power cord in accordance with international safety standards. This cable grounds the analyzer cabinet when connected to an appropriate power line outlet.

  • Page 11: First Time To Power On

    USER NOTICE Implement both protection methods will provide a good level of anti-static protection. If used alone, the protection will not be as reliable. To ensure user’s safety, anti-static components should offer at least 1MΩ isolation resistance. The above ESD protections measures cannot be used WARNING when working with over 500V! Make good use of anti-static technology to protect components...
  • Page 12 GSP-818 Quick Start Guide ETTING STARTED This chapter introduces the front / rear panel, the user interface and explains how to use the instrument with a measurement example demonstration. Front Panel Overview ..........13 Rear Panel ..............15 Front Panel Function Key .......... 17 Parameter Input ............

  • Page 13: Getting Started

    GETTING STARTED Front Panel Overview 800x600 color LCD display. The display 1. LCD shows the soft keys for the current function, frequency, amplitude and marker information. The F1 to F7 function keys directly 2. Menu soft correspond to the soft keys on the right- keys hand side of display.
  • Page 14 GSP-818 Quick Start Guide tree in the File function 6. RF Input The RF input may be connected to a device via a N type connector. connector When input attenuator is higher than 10 dB, the RF port Note input signal must be less than +30 dBm. Input voltage at RF input port must not be higher than 50 V DC to avoid damage to the attenuator and input mixer tracking generator.

  • Page 15: Rear Panel

    GETTING STARTED Rear Panel 1. Handle Stow the handle for mobile use. 2 AC power AC: frequency 50Hz±10％, single-phase connector alternative 220V±15％ or 110V±15％ 3. Stool To adjust the angle of the device 4. VGA port provides a VGA signal output which is used through a VGA cable or with a projector 5.
  • Page 16 GSP-818 Quick Start Guide 8. Lock hole You can lock the spectrum analyzer to a fixed location using the security lock (please buy it yourself) to secure the spectrum analyzer.

  • Page 17: Front Panel Function Key

    GETTING STARTED Front Panel Function Key Basic keys Utility keys Control keys Marker measure measure Keys Description Basic keys Activates the center-frequency function, and accesses the frequency function menu. Activates the frequency sweep span function, and set Full Span\Zero Span\Last Span. Activates the reference level function, and accesses the amplitude softkeys, with which you set functions that affect data on the vertical axis.
  • Page 18 GSP-818 Quick Start Guide Control keys Activates the RBW (resolution bandwidth) function, and accesses the softkeys that control the bandwidth functions and averaging. Accesses the softkeys that allow you to store and manipulate trace information. Accesses the softkeys that allow you to configure detector functions.
  • Page 19 GETTING STARTED Advanced measure keys Accesses the softkeys that let you make transmitter power measurements such as ACPR(adjacent channel power), channel power, and OBW(occupied bandwidth), etc. Sets the parameters for the selected measurement function. Utility keys Sets the system parameters, and accesses the calibration menu.

  • Page 20: Parameter Input

    GSP-818 Quick Start Guide Parameter Input Specific parameter values are able to be entered using the numeric keypad, knob, and directional keys. Numeric Keypad Numbers 0-9 are available to be used. Numeric keys A decimal point "." will be inserted at the Decimal cursor position when this key is pressed.
  • Page 21 GETTING STARTED When pressed, the system will complete the Enter key input process and insert a default measurement unit for the parameter automatically. Unit keys include GHz/dBm/Sec, Unit keys MHz/dB/mSec, kHz/dBmV/μSec and Hz/mV/nSec. After entering the desired numbers, choose an appropriate unit to complete the input.

  • Page 22: User Interface

    GSP-818 Quick Start Guide User Interface 9 10 Marker measure measure No. Name Description Related Key Can choose → [Scale Type] Amplitude logarithmic or linear Division Type Display division scale → [Scale/Div] Amplitude Division Reference level Reference level → [Ref Level] Display detection type Detection type Display input...
  • Page 23 GETTING STARTED Display current Marker activated marker Display system date → [Date/Time] Date/time and time Display frequency and 8.9. amplitude of current Marker readout marker Menu item of current 10. Menu item function Function of current 11. Menu title menu belongs to. 12.

  • Page 24: Build-In Help

    GSP-818 Quick Start Guide Build-in Help The built-in help provides information that refers to every function key and menu key on the front panel. Users can view this help information if required. Basic Measurement Basic measurements include, input signal frequency and amplitude display, marked by a frequency marker.
  • Page 25 GETTING STARTED To clearly observe the signal, reduce the frequency span to 1 MHz and set the center frequency to 100MHz. Setting Center Frequency Press the FREQ button and select Center frequency on corresponding pop up menu. Input "100" and select the unit as MHz on the numeric keypad.
  • Page 26 GSP-818 Quick Start Guide Press the Detector button and set the detection type to positive peak. The signal at a higher resolution Please note that resolution bandwidth, video bandwidth and frequency span are self- adapted. They adjust to certain values according to frequency span.
  • Page 27 GETTING STARTED Setting amplitude 1. The reference level will be shown at the top of the display grid. To get a better dynamic range, the real signal peak point should be located at or near the top of display grid (reference level).

  • Page 28: Appendix

    GSP-818 Quick Start Guide PPENDIX Specifications This chapter lists the technical specifications and general technical specifications of the spectrum analyzer. Unless otherwise stated, the technical specifications apply to the following conditions: The instrument has been preheated for 30  minutes before use. The instrument is in the calibration cycle and ...
  • Page 29 APPENDIX Temperature <2.5ppm (15°C to 35°C) stability Aging rate <1ppm/year SSB Phase Noise (20°C to 30°C, fc=1 GHz, RBW= 1 kHz, VBW=10 Hz, Average ≥ 40) 10 kHz < -82 dBc/Hz 100 kHz < -98 dBc/Hz(Typical) 1 MHz < -110 dBc/Hz(Typical) Bandwidth Resolution 10Hz to 500kHz (1-10 steps by sequence), 1MHz,...
  • Page 30 GSP-818 Quick Start Guide Frequency response (20°C to 30°C, 30% to 70% relative humidity, input attenuation=10 dB, reference frequency=50 MHz) Preamp Off (fc ≥100 kHz) ±0.8 dB；±0.4 dB, Typical Preamp On(fc ≥100 MHz) ±0.9 dB；±0.5 dB, Typical Difference and Accuracy RBW Switch Reference: 10 kHz RBW at 50 MHz Difference...
  • Page 31 APPENDIX Sweep Time None-zero Span 10 ms to 3000 s Zero Span 1 ms to 3000 s Span Mode Continue, Single Tracking Generator (Only apply to - Opt. 01 Tracking Generator) Tracking Generator Output Frequency Range 100 kHz to 1.8GHz Output power level -30 dBm to 0 dBm range...
  • Page 32 GSP-818 Quick Start Guide Inputs and Outputs RF Input 50 Ω, Typical Impedance Connector N Type Female Tracking Generator Output 50 Ω, Typical Impedance Connector N Type Female Reference Input Connector BNC Female 10MHz Reference 0 dBm to +10 dBm Amplitude USB Host Connector...

  • Page 33: Declaration Of Conformity

    APPENDIX Declaration of Conformity GOOD WILL INSTRUMENT CO., LTD. declare that the below mentioned product Type of Product: Spectrum Analyzer Model number: GSP-818 satisfies all the technical relations application to the product within the scope of council: Directive: 2014/30/EU; 2014/35/EU; 2011/65/EU; 2012/19/EU The above product is in conformity with the following standards or other normative documents: ◎...

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