Please click on the links below and follow instructions for the latest updates.

Firmware installation utilities are available for the following BOONTON models:

Model 4500B:

• 4500B Version 20080324 -- download the updated ZIP file containing utilities and instructions to update the 4500B from a USB Flash Memory Device.

Models 4400A and 4500A:

• 4400A / 4500A Version 20041210 -- download the updated ZIP file containing utilities and instructions to create a 4400A/4500A "install" diskette using any PC.

4530 Series ( Models 4531 & 4532 ):

• 4530 Version 20070215 -- download the latest ZIP file containing utilities and instructions to update via an RS-232 serial port..

52000 Series:

• 52000 Series Version 100108 -- download the updated ZIP file containing utilities, software and instructions for the 52000 series.