Makes the private AI channel truly private.

code/game/machinery/bots/mulebot.dm

@@ -19,7 +19,7 @@
 	brute_dam_coeff = 0.5
 	var/atom/movable/load = null		// the loaded crate (usually)
 	var/beacon_freq = 1400
-	var/control_freq = AI_FREQ
+	var/control_freq = BOT_FREQ
 
 	suffix = ""
 

code/game/machinery/telecomms/presets.dm

@@ -56,7 +56,7 @@
 	id = "Receiver A"
 	network = "tcommsat"
 	autolinkers = list("receiverA") // link to relay
-	freq_listening = list(SCI_FREQ, MED_FREQ, SUP_FREQ, SRV_FREQ, COMM_FREQ, ENG_FREQ, SEC_FREQ)
+	freq_listening = list(AI_FREQ, SCI_FREQ, MED_FREQ, SUP_FREQ, SRV_FREQ, COMM_FREQ, ENG_FREQ, SEC_FREQ)
 
 	//Common and other radio frequencies for people to freely use
 	New()
@@ -88,7 +88,7 @@
 
 /obj/machinery/telecomms/bus/preset_two/New()
 	for(var/i = 1441, i < 1489, i += 2)
-		if(i == AI_FREQ || i == PUB_FREQ)
+		if(i == PUB_FREQ)
 			continue
 		freq_listening |= i
 	..()

code/game/objects/items/devices/PDA/radio.dm

@@ -40,7 +40,7 @@
 	var/mob/living/bot/secbot/active 	// the active bot; if null, show bot list
 	var/list/botstatus			// the status signal sent by the bot
 
-	var/control_freq = AI_FREQ
+	var/control_freq = BOT_FREQ
 
 	// create a new QM cartridge, and register to receive bot control & beacon message
 	New()
@@ -112,7 +112,7 @@
 	var/list/beacons
 
 	var/beacon_freq = 1400
-	var/control_freq = AI_FREQ
+	var/control_freq = BOT_FREQ
 
 	// create a new QM cartridge, and register to receive bot control & beacon message
 	New()

code/game/objects/items/devices/radio/intercom.dm

@@ -67,3 +67,10 @@
 			icon_state = "intercom-p"
 		else
 			icon_state = "intercom"
+
+/obj/item/device/radio/intercom/locked
+    freerange = 1
+    var/locked_frequency
+    
+/obj/item/device/radio/intercom/locked/set_frequency()
+    ..(locked_frequency)