The Alinco has no VOX control for transmit. The radio has PTT only. Is there a way to get PTT to work. The radio has no CAT control.
Yes, all Digirig models support PTT line. Whenever VOX is mentioned, that refers to Digirig’s own VOX implementation which doesn’t require VOX support in the radio. This will help you select the Digirig for your use case: