ChannelState# class ChannelState( vertical_scale: float | None = None, vertical_offset: float | None = None, coupling: Coupling | None = None, probe_attenuation: float | None = None, )[source]# Bases: object Tracked per-channel state. Fields start as None and populate on set/query. vertical_scale: float | None = None# vertical_offset: float | None = None# coupling: Coupling | None = None# probe_attenuation: float | None = None#