Adding VOX to the Data Jack on an FT-817

By default the Yaesu FT-817 only supports the VOX (Voice Operated Xmit) from the microphone input. This is generally fine as it would generally be used on SSB with a headset for example. However with the increased adoption of smartphones there has been many digital mode apps released for such platforms it soon becomes apparent

Yaesu Quadra Manual Band Switch

The Yaesu Quadra VL-1000 HF Amplifier has the ability to have 2 radios connected to it independently.  Each input has an RF connection, PTT , ALC control and band switching. In my situation I use my Icom IC-756pro3 on input 1 and band switching is achieved using my Icom (CI-V or band Data) to Yaesu