Optional ReadonlyfreqPresent only on the oscillator.
ReadonlykindReadonlylevelReadonlynodeThe PipeWire node.name it is published under (a patchbay source id).
ReadonlyrouteWhere it feeds, or null if unrouted.
ReadonlyrunningOptional ReadonlywaveformPresent only on the oscillator.
One generator on the wire (its params + route + PipeWire node name).