Below is a link to the current firmware update file for the IFBR1b and IFBR1b-941 receivers. This is a zip file, after downloading extract it into a temporary folder. Use the Wireless Designer™ program to update firmware. Instructions are found here.

Note: This is a link to the Wireless Designer firmware update file, which bundles the latest firmware for multiple products.  Wireless Designer will automatically choose the right firmware images from the file.

• Click here for IFBR1b, IFBR1b-941 Firmware Revision History

• Click here for IFBR1b-VHF Firmware Revision History