Digirig DR 891 digital modes interface for Yaesu FT

Supports complete connectivity of your Yaesu FT-891 (audio, PTT, CAT) over a single USB connection. Combines USB hub with passthrough to FT-891's USB port, audio codec and PTT circuitry. Supports PTT via serial CAT control. Supports PTT via GPIO3 of CM108 audio codec (RA Board) and PTT by VOX tone or payload on the unused right audio channel. Individual PTT methods can be disabled with the configuration pads on the PCB. Works with all major OS flavors: Windows, MacOS and Linux, Android, iOS. Audio/PTT (black) TRRS socket is compatible with existing Digirig audio cables for other radios including HTs Isolation can be easily added using inexpensive USB isolator dongle (see other Digirig listings)