When ASL3 node is first turned on, it brings transmitter up continuously until someone cycles the ptt line. Then it operates normally. Using Pi4 and cm-108 sound fob, Motorola Radius UHF mobile. Ptt line is inv. in setup. Radio ptt to sound fob diectr

Are you using “invertptt = yes” ?

If so, there’s a fix for that issue in the current “beta” package update. You can read more about the update in 2024.12.20 - Package Updates - Beta Channel