Firmware Download

Download the old version

Download Type Firmware
Model name IC-705
Version Version 1.24
Update 2021/03/05
Major changes

Changes from Version 1.20

  • - Improved the Scope function of the RS-BA1.
  • - Supports a 64-digit hexadecimal format WPA/WPA2 Password.

The compatible programming software for this firmware can be downloaded here.

The software update for the compatible RS-BA1 can be downloaded here.

Note

To update the firmware

  • ・Thoroughly read 17. UPDATING THE FIRMWARE of the ADVANCED MANUAL and follow the instructions displayed on the IC-705 LCD screen.
  • This update initializes the transceiver's settings when updating from a firmware earlier than version 1.20. Save your current settings before the update, and then write them back to keep the previous setting on the updated firmware.
  • ・The firmware will be updated to the following versions.
    • Main CPU: 1.24
    • Sub CPU: 1.01
    • DSP Program: 1.10
    • DSP Data: 1.00
    • FPGA: 1.01
    • DV DSP: 1.02
    • GPS: 13196
    • Bluetooth: 1.12
    • WLAN: 2.0.0.0_2.2.0.7_3.17.0.4
File Size
Manual manual download page