TDFM-136B SERIES AUGUST 2021 SOFTWARE RELEASE V1.7.3

Click on the link to download the software package.

Download TDFM-136B Software Release 1.7.3

This SW (software) upgrade is for the TDFM-136B radios.

This field software upgrade package comprises of the following parts:

1. 1. Main MCU SW V1.7.3 (All radios)
   2. RF Module Software Image V0.74.004 (Radios Version 1.7.1 or Older)

Upgrade instructions and factory documents are included in the SW bundle for returning units to service after the upgrades are complete. See the software release notes for specifics.