Maximum is 50 miles. Default is 25 miles. Changing this re-scopes the node list and the range rings.
Display modeDark
Light mode uses a muted LCD-style display for daylight viewing. Dark / Night keeps the current scope look.
Only show nodes aimed at youDefault on. Shows only nodes whose antenna sector points at you and whose terrain/Fresnel path check passes. Unchecked nodes may appear briefly as CHECKING and then disappear if blocked.