Frequency Control Program
ARFC-D75 Version 1.00
Last updated : January 16, 2024


Thank you for choosing the KENWOOD TH-D75A/E transceiver. By utilizing this software, you can enjoy more comfortable and more sophisticated communications with the TH-D75A/E transceiver.

About this software

ARFC-D75 is a software, with a connection between the TH-D75A/E transceiver and your PC, allowing you to control from your PC the receive frequency for operation in IF/Detect Output Mode by the transceiver.

This software and TH-D75A/E transceiver can be connected using a USB cable (USB Type-C) or the Bluetooth function.

About virtual COM port driver for the TH-D75

A virtual COM port driver needs to be installed onto the PC to use the ARFC-D75
ATTENTION:Do not connect the transceiver to a PC before installing the virtual COM port driver.

Operating Environments

1. Operating System (OS)

Windows 10
Windows 11


This software is designed to run on the above operating systems.

Applicable operating systems are subject to change without notice due to the end of the technical support by Microsoft Corporation or change of the product specifications.

2. Processor

Faster than the recommended CPU for each OS.

3. System Memory (RAM)

Larger than the recommended System Memory for each OS.

4. Free Hard Drive Space

100 MB or more of free hard drive space.

5. Peripheral Devices

A display with resolutions higher than SXGA (1280 x 1024).

A keyboard and a mouse, or other pointing devices.

USB 2.0 port or Bluetooth function that conforms to SPP (Serial Port Profile).


Before disconnecting the USB cable from the TH-D75A/E, make sure that the ARFC-D75 is connected to the TH-D75A/E and click [Connect] on the ARFC-D75, or exit the ARFC-D75 by clicking [File]-[Exit]. The ARFC-D75 will be disconnected from the TH-D75A/E and the display on the TH-D75A/E will return to the state before the connection.

If the USB cable is disconnected or the TH-D75A/E is turned off while the ARFC-D75 is connected to the TH-D75A/E, the TH-D75A/E will not properly return to the state it was in before it was connected to the ARFC-D75. If this happens, check the settings in Menu No.102 (USB Out Select), Menu No.506 (Data Band), etc., and manually return the TH-D75A/E to its pre-connection state.

Notes on usage

Users are prohibited to assign, rent, lease, redistribute, or resell the software.

Users are prohibited to revise, change, translate, merge, de-compile, or reverse engineer the software.

JVCKENWOOD Corporation does not warrant that quality and functions of this software comply with each user's purpose of use of this software, and unless specifically described in this document, JVCKENWOOD Corporation shall be free from any responsibilities to any defects and indemnities to any damages or losses. Selection and installation of this software shall be done by the user's own designation. The user shall take full responsibility for the use and effects of this software.

JVCKENWOOD Corporation shall be free from any responsibilities for any incidental losses or damages, such as missing communications or a call opportunity, caused by a failure or performance error of this software.

JVCKENWOOD Corporation shall own all copyrights and other intellectual properties for the software and all manuals and documents attached to the software. The user shall be allowed to use, not to resell, the software by obtaining a license from JVCKENWOOD Corporation. While the media on which the software is stored is possessed by the user, the ownership for the software itself shall be reserved for JVCKENWOOD Corporation.

Installing the ARFC-D75

Extract the downloaded file "" into a designated folder.
In the designated folder, a folder labeled "ARFC-D75_V100" will be created.
Execute the "setup.exe" in the folder labeled "ARFC-D75_V100", and follow the instructions that appear on the display to install ARFC-D75.


Administrator privileges are required when installing the ARFC-D75.

Uninstalling the ARFC-D75

Select "ARFC-D75" in "Uninstall a program" in the Control Panel and follow the instructions that appear on the display to uninstall the software. Or double-click "setup.exe", and follow the instructions that appear on the display to uninstall the software.


Administrative privileges are required to uninstall the ARFC-D75.

Always exit the ARFC-D75 before uninstalling the software.

Update History

Ver.1.00 (January 16, 2024)

First Release

If you agree with the details listed above, click the following link to download the ARFC-D75 software.

Download ARFC-D75 Version 1.00 (filename:; file size : 4.41MB)

Windows® is a registered trademark or trademark of Microsoft Corporation in the United States and other countries.

The Bluetooth® word mark and logo are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by JVCKENWOOD Corporation is under license. Other trademarks and trade names are those of their respective owners.

USB Type-C and USB-C are registered trademarks of USB Implementers Forum