Download ThinkRF R5500/R5550 firmware v1.6.6 in the attachment.

Refer to the instruction here for how to do a firmware update.


This document describes version 1.6.6 of the firmware for the ThinkRF R55x0 family of real-time

spectrum analyzers. It is distributed as a single binary file, ThinkRF_R55x0_firmware_v1-6-6.img.

This version of the R55x0 firmware is compatible with all ThinkRF R55x0 products, including R5500

(all models) and R5550 (all models).

Fixed Defects


New Features

1. Added support for new R5550-*-WBIQ products.

Known Issues and Limitations

No known issues or limitations.