Forgot a file.

code/game/machinery/Beacon.dm

@@ -0,0 +1,55 @@
+/obj/machinery/bluespace_beacon
+
+	icon = 'objects.dmi'
+	icon_state = "floor_beaconf"
+	name = "Bluespace Gigabeacon"
+	desc = "A device that draws power from bluespace and creates a permanent tracking beacon."
+	level = 1		// underfloor
+	layer = 2.5
+	anchored = 1
+	use_power = 1
+	idle_power_usage = 0
+	var/obj/item/device/radio/beacon/Beacon
+
+	New()
+		..()
+		var/turf/T = loc
+		Beacon = new /obj/item/device/radio/beacon
+		Beacon.invisibility = 100
+		Beacon.loc = T
+
+		hide(T.intact)
+
+	Del()
+		if(Beacon)
+			del(Beacon)
+		..()
+
+	// update the invisibility and icon
+	hide(var/intact)
+		invisibility = intact ? 101 : 0
+		updateicon()
+
+	// update the icon_state
+	proc/updateicon()
+		var/state="floor_beacon"
+
+		if(invisibility)
+			icon_state = "[state]f"
+
+		else
+			icon_state = "[state]"
+
+	process()
+		if(!Beacon)
+			var/turf/T = loc
+			Beacon = new /obj/item/device/radio/beacon
+			Beacon.invisibility = 100
+			Beacon.loc = T
+		if(Beacon)
+			if(Beacon.loc != loc)
+				Beacon.loc = loc
+
+		updateicon()
+
+