Downloading Instructions

To download the 8719ES, 8720ES and 8722ES firmware upgrade, click on the hyperlink provided below. When the "Save As" dialog box appears, save the 8720es764.exe file to your computer''s hard drive.

This file is a Windows self-extracting file. Select start, run and type in the path to the file, or press the browse button to navigate through the directory structure to the file. Select the OK button. This process will uncompress the file2.

Installation Instructions

Transfer the firmware file to an MS-DOS formatted 3.5-inch disk. Insert the disk into the network analyzer''s floppy-disk drive. If the power is off, turn on the network analyzer to upload the new firmware into the instrument. If the instrument is on, then simply cycle the power to upload the firmware. Once the file has finished uploading, the instrument will display the new firmware revision number. After installation of the firmware upgrade, the 8719ES, 8720ES and 8722ES microwave vector network analyzer is ready for use.

1MS-DOS, Windows 3.1, WindowsNT, Windows95 and Windows98 are U.S. registered trademarks of Microsoft Corporation. 2Do not change the filename. The network analyzer will not recognize and load the file if the filename has been changed.

Keysight recommends using the most current version, which includes the most up-to-date bug fixes and security patches available.
Release Date Version Version Description
2004-02-20 07.66 8720ES Firmware Upgrade Revison 07.66
Release Date Version
2004-02-20 07.66
Version Description
8720ES Firmware Upgrade Revison 07.66

How to Download

  • See Above

How to Install

  • See Above


  • Does Not Require a License

Installs on: Instrument

Operating System

  • Windows XP
  • Windows 2000
  • Windows Me
  • Windows NT
  • Windows 95/98


  • See Above

Supported Instruments

  • See Above
No previous versions available