I have seagulls squawking on the computer when a train approaches the seaside.
I set the volume on the computer and forget it.
When I don't want squawking, I shut it off the playback with a PanelPro panel switch.
The dispatcher (at the computer) has that discretion.
--
Ken
NYNH&H, Old Colony Division, Cape Cod Branch (1949-1959)
Loconet * JMRI 5.9.5 * OSX,Win10,Ubuntu
Blog: ?
Youtube:
Ken Heywood