Keysight V8486A User Manual
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Keysight V8486A User Manual

Keysight V8486A User Manual

Power sensor
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Keysight V8486A
Power Sensor
User's Guide

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Summary of Contents for Keysight V8486A

  • Page 1 Keysight V8486A Power Sensor User’s Guide...
  • Page 2 Declarations of Conformity for this product ceed beyond a CAUTION notice until the indi- the DFARS and are set forth specifically in and for other Keysight products may be down- cated conditions are fully understood and met. writing elsewhere in the EULA. Keysight shall loaded from the Web.

  • Page 3: Certification

    This Keysight Technologies instrument product is warranted against defects in material and workmanship for a period of 3 years from date of shipment. During the warranty period, Keysight Technologies will at its option, either repair or replace products which prove to be defective. For warranty service or repair, this product must be returned to a service facility designated by Keysight Technologies.

  • Page 4: Exclusive Remedies

    Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards for design, manufacture, and intended use of the instrument. Keysight Technologies assumes no liability for the customer’s failure to comply with these requirements.

  • Page 5: Environmental Conditions

    Environmental Conditions The V8486A is designed for indoor use and in an area with low condensation. The table below shows the general environmental requirements for this instrument. Environmental cond ition Requirement Operating condition – 0 °C to 55 °C Temperature Storage condition –...

  • Page 6: Waste Electrical And Electronic Equipment (Weee) Directive 2002/96/Ec

    To return this unwanted instrument, contact your nearest Keysight Service Center, or visit http:// about.keysight.com/en/companyinfo/environment/takeback.shtml for more information. Sales and Technical Support To contact Keysight for sales and technical support, refer to the support links on the following Keysight websites: – www.keysight.com/find/waveguidepowersensors (product-specific information and support, software and documentation updates) –...

  • Page 7: Table Of Contents

    ..........30 Keysight V8486A User’s Guide...
  • Page 8 List of Figures Figure 1-1 Keysight V8486A power sensor with accessories and hardware ..10 Figure 2-1 Precision V-band interface on the front of the power sensor ..17 Figure 2-2...
  • Page 9 Keysight V8486A Power Sensor User’s Guide Introduction General Information Installation Storage and Shipment This chapter provides an overview of the V8486A power sensor and its general information.

  • Page 10: Introduction

    Any attempt to disassemble the power sensor will void warranty. Description The Keysight V8486A is a diode-based power sensor. It measures power levels in a range from –30 dBm to +20 dBm. (Specifications for the power sensor are in Table 3-1.) The Keysight V8486A...

  • Page 11: Accessories

    The firmware revision required is A1.03.00 (or above) for the Keysight E4418A and A2.03.00 (or above) for the Keysight E4419A. Contact your local Keysight Technologies Sales and Service Office for more information.

  • Page 12: Installation

    Keysight Technologies representative. Interconnections and calibration The Keysight V8486A power sensor has two inputs: a Type-N connector and a waveguide flange. During calibration, the Type-N connector is connected to the calibration port of the power meter.

  • Page 13: Storage And Shipment

    Containers and materials identical to those used in factory packaging are available through Keysight Technologies offices. If the instrument is being returned to Keysight Technologies for servicing, attach a tag indicating the type of service required, return address, model number, and serial number.
  • Page 14 Introduction THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK. Keysight V8486A User’s Guide...
  • Page 15 Keysight V8486A Power Sensor User’s Guide General Operation Operation This chapter provides the V8486A general operation information on how to check and prepare your instrument for operation.

  • Page 16: General Operation

    SWR and change the Cal Factor. The Type-N connector plastic bead deteriorates when contacted by any chlorinated or aromatic hydrocarbons such as acetone, trichlorethylene, carbon tetrachloride, benzene, etc. Clean the connector face with a cotton swab saturated in isopropyl alcohol. Keysight V8486A User’s Guide...

  • Page 17: Power Meter Calibrations

    If you are using a Keysight 435B or Keysight 436A, the minimum cal factor setting is 85% and the maximum is 100%. If the cal factor setting for your frequency of interest is below the meter's minimum or above the meter's maximum, set the cal factor control to 100%, and divide the reading in watts units by the decimal equivalent of the cal factor.
  • Page 18 108% −0.334 123% −0.899 1.024 109% −0.374 124% −0.934 0.969 110% −0.414 125% −0.969 0.915 111% −0.453 126% −1.004 0.862 112% −0.492 127% –1.038 0.809 113% −0.531 128% –1.072 0.757 114% −0.569 129% –1.106 130% –1.139 Keysight V8486A User’s Guide...

  • Page 19: Operating Instructions

    When measuring microwave sources that are modulated at the chopper frequency (nominally 220 Hz for the Keysight 43X family and 217 Hz for the Keysight E4418A/B and Keysight E4419A/B), or at the first or second harmonic or submultiples of the chopper frequency, beat notes will occur.
  • Page 20 Keysight E4419B Press [System Inputs], Tables, A Linearity ATyp DTyp or B Linearity ATyp DTyp. For use with the Keysight E4418A and Keysight E4419A power meters, a firmware upgrade will NOTE be required. Refer to your Keysight E4418A and Keysight E4419A power meter’s user’s guide for instructions on how to obtain the revision of the firmware currently installed in the unit.
  • Page 21 Keysight V8486A Power Sensor User’s Guide Specifications and Characteristics Specifications and Characteristics Calibration Factor (CF)

  • Page 22: Specifications And Characteristics

    Specifications and Characteristics Specifications and Characteristics For the characteristics and specifications of the V8486A Power Sensor, refer to the datasheet at https://literature.cdn.keysight.com/litweb/pdf/5991-3676EN.pdf. Keysight V8486A User’s Guide...

  • Page 23: Calibration Factor (Cf)

    Calibration factor uncertainty at 1 mW (0 dBm) ISO expanded uncertainty % Frequency (GHz) (coverage factor k=2) [a] Refer to Application Note 64-1A: Keysight literature number 5965-6630E, “Fundamentals of RF and Microwave Power Measurements” for more information regarding ISO expanded uncertainty. Keysight V8486A User’s Guide...
  • Page 24 Specifications and Characteristics THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK. Keysight V8486A User’s Guide...

  • Page 25: Service

    Keysight V8486A Power Sensor User’s Guide Service Performance Tests Replaceable Parts This chapter provides information on the V8486A performance tests and service.

  • Page 26: Performance Tests

    Keysight V752C/D. The detector should have greater than 0.4 mV/μW sensitivity and should be calibrated with a rotary vane attenuator with an accuracy of 2%. Incident power should be less than +20 dBm. A convenient source is a frequency multiplier driven by a Keysight 8360 B-Series swept signal generator.

  • Page 27: Power Linearity Performance Verification

    Service 2 Warm up the DUT for approximately 30 minutes. 3 Launch the Interactive IO on the Keysight IO Libraries Suite to send SCPI commands to the DUT. 4 Reset the power meter to a known state by sending "*RST" command, followed by "SYST:PRES"...
  • Page 28 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Linearity error (%) Antilog   –   9 Compare and record the calculated linearity error against the system linearity error specifications. Keysight V8486A User’s Guide...
  • Page 29 The RSS error specification calculation is computed by using following equation. System linearity error specification DUT error Ref sensor error Example for the DUT measured at 50 Mhz, 20 dBm: – DUT used is V8486A – Reference sensor used is N8481A System linearity error specification (2%) (0.8%) ±...

  • Page 30: Replaceable Parts

    Do not attempt to repair or adjust the power sensor. Due to the extreme static sensitivity of the power sensor, customer repair is not recommended. If your power sensor should fail or need calibration, return it to Keysight Technologies. Do not disassemble the power sensor. The power sensor is extremely static sensitive and CAUTION can be easily damaged.
  • Page 32 This information is subject to change without notice. Always refer to the English version at the Keysight website for the latest revision. © Keysight Technologies 1999-2018 Edition 6, March 1, 2018 Printed in Malaysia *08486-90131* 08486-90131 www.keysight.com...

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