diff --git a/code/_onclick/hud/pai.dm b/code/_onclick/hud/pai.dm
index 953b28c720e..c779e81f618 100644
--- a/code/_onclick/hud/pai.dm
+++ b/code/_onclick/hud/pai.dm
@@ -88,13 +88,14 @@
 		return
 	var/mob/living/silicon/pai/pAI = usr
 	var/list/modifiers = params2list(params)
-	if(iscarbon(pAI.card.loc))
+	var/mob/living/carbon/holder = get(pAI.card.loc, /mob/living/carbon)
+	if(holder)
 		if (LAZYACCESS(modifiers, RIGHT_CLICK))
-			pAI.hostscan.attack_secondary(pAI.card.loc, pAI)
+			pAI.hostscan.attack_secondary(holder, pAI)
 		else
-			pAI.hostscan.attack(pAI.card.loc, pAI)
+			pAI.hostscan.attack(holder, pAI)
 	else
-		to_chat(src, span_warning("You are not being carried by anyone!"))
+		to_chat(usr, span_warning("You are not being carried by anyone!"))
 		return FALSE
 
 /atom/movable/screen/pai/crew_manifest
diff --git a/code/controllers/subsystem/pai.dm b/code/controllers/subsystem/pai.dm
index fb1e0a86b3f..703405f3331 100644
--- a/code/controllers/subsystem/pai.dm
+++ b/code/controllers/subsystem/pai.dm
@@ -58,13 +58,13 @@ SUBSYSTEM_DEF(pai)
 				candidate.savefile_load(usr)
 				//In case people have saved unsanitized stuff.
 				if(candidate.name)
-					candidate.name = copytext_char(sanitize(candidate.name),1,MAX_NAME_LEN)
+					candidate.name = copytext_char(candidate.name,1,MAX_NAME_LEN)
 				if(candidate.description)
-					candidate.description = copytext_char(sanitize(candidate.description),1,MAX_MESSAGE_LEN)
+					candidate.description = copytext_char(candidate.description,1,MAX_MESSAGE_LEN)
 				if(candidate.role)
-					candidate.role = copytext_char(sanitize(candidate.role),1,MAX_MESSAGE_LEN)
+					candidate.role = copytext_char(candidate.role,1,MAX_MESSAGE_LEN)
 				if(candidate.comments)
-					candidate.comments = copytext_char(sanitize(candidate.comments),1,MAX_MESSAGE_LEN)
+					candidate.comments = copytext_char(candidate.comments,1,MAX_MESSAGE_LEN)
 
 			if("submit")
 				if(candidate)
diff --git a/code/game/objects/items/devices/PDA/PDA.dm b/code/game/objects/items/devices/PDA/PDA.dm
index c452dd61f4f..1b209716d45 100644
--- a/code/game/objects/items/devices/PDA/PDA.dm
+++ b/code/game/objects/items/devices/PDA/PDA.dm
@@ -1207,24 +1207,24 @@ GLOBAL_LIST_EMPTY(PDAs)
 		to_chat(user, span_alert("Turn on your receiver in order to send messages."))
 		return
 
-	for (var/obj/item/pda/P in get_viewable_pdas())
-		if (P == src)
+	for (var/obj/item/pda/pda as anything in get_viewable_pdas())
+		if (pda == src)
 			continue
-		else if (P == aiPDA)
+		else if (pda == aiPDA)
 			continue
 
-		plist[avoid_assoc_duplicate_keys(P.owner, namecounts)] = P
+		plist[avoid_assoc_duplicate_keys(pda.owner, namecounts)] = pda
 
-	var/c = input(user, "Please select a PDA") as null|anything in sortList(plist)
+	var/choice = tgui_input_list(user, "Please select a PDA", "PDA Messenger", sortList(plist))
 
-	if (!c)
+	if (!choice)
 		return
 
-	var/selected = plist[c]
+	var/selected = plist[choice]
 
 	if(aicamera.stored.len)
-		var/add_photo = input(user,"Do you want to attach a photo?","Photo","No") as null|anything in list("Yes","No")
-		if(add_photo=="Yes")
+		var/add_photo = tgui_alert(user,"Do you want to attach a photo?", "PDA Messenger", list("Yes","No"))
+		if(add_photo == "Yes")
 			var/datum/picture/Pic = aicamera.selectpicture(user)
 			aiPDA.picture = Pic
 
diff --git a/code/modules/assembly/signaler.dm b/code/modules/assembly/signaler.dm
index 157be028163..851b79de446 100644
--- a/code/modules/assembly/signaler.dm
+++ b/code/modules/assembly/signaler.dm
@@ -200,3 +200,21 @@
 	return
 /obj/item/assembly/signaler/cyborg/screwdriver_act(mob/living/user, obj/item/I)
 	return
+
+/obj/item/assembly/signaler/internal
+	name = "internal remote signaling device"
+
+/obj/item/assembly/signaler/internal/ui_state(mob/user)
+	return GLOB.inventory_state
+
+/obj/item/assembly/signaler/internal/attackby(obj/item/W, mob/user, params)
+	return
+
+/obj/item/assembly/signaler/internal/screwdriver_act(mob/living/user, obj/item/I)
+	return
+
+/obj/item/assembly/signaler/internal/can_interact(mob/user)
+	if(istype(user, /mob/living/silicon/pai))
+		return TRUE
+	. = ..()
+
diff --git a/code/modules/mob/living/silicon/pai/pai.dm b/code/modules/mob/living/silicon/pai/pai.dm
index 7fcb85d1f13..b0693900fb9 100644
--- a/code/modules/mob/living/silicon/pai/pai.dm
+++ b/code/modules/mob/living/silicon/pai/pai.dm
@@ -59,7 +59,7 @@
 	var/obj/machinery/door/hackdoor // The airlock being hacked
 	var/hackprogress = 0 // Possible values: 0 - 100, >= 100 means the hack is complete and will be reset upon next check
 
-	var/obj/item/integrated_signaler/signaler // AI's signaller
+	var/obj/item/assembly/signaler/internal/signaler // AI's signaler
 
 	var/obj/item/instrument/piano_synth/internal_instrument
 	var/obj/machinery/newscaster //pAI Newscaster
@@ -136,7 +136,7 @@
 	forceMove(P)
 	card = P
 	job = "Personal AI"
-	signaler = new(src)
+	signaler = new /obj/item/assembly/signaler/internal(src)
 	hostscan = new /obj/item/healthanalyzer(src)
 	newscaster = new /obj/machinery/newscaster(src)
 	if(!aicamera)
@@ -316,13 +316,20 @@
 /mob/living/silicon/pai/process(delta_time)
 	emitterhealth = clamp((emitterhealth + (emitter_regen_per_second * delta_time)), -50, emittermaxhealth)
 
-/obj/item/paicard/attackby(obj/item/W, mob/user, params)
-	if(pai && (istype(W, /obj/item/encryptionkey) || W.tool_behaviour == TOOL_SCREWDRIVER))
+/mob/living/silicon/pai/can_interact_with(atom/A)
+	if(A == signaler) // Bypass for signaler
+		return TRUE
+
+	return ..()
+
+/obj/item/paicard/attackby(obj/item/used, mob/user, params)
+	if(pai && (istype(used, /obj/item/encryptionkey) || used.tool_behaviour == TOOL_SCREWDRIVER))
 		if(!pai.encryptmod)
 			to_chat(user, span_alert("Encryption Key ports not configured."))
 			return
 		user.set_machine(src)
-		pai.radio.attackby(W, user, params)
+		pai.radio.attackby(used, user, params)
+		to_chat(user, span_notice("You insert [used] into the [src]."))
 		return
 
 	return ..()
diff --git a/code/modules/mob/living/silicon/pai/software.dm b/code/modules/mob/living/silicon/pai/software.dm
index 4a2475d2590..4a021c67f85 100644
--- a/code/modules/mob/living/silicon/pai/software.dm
+++ b/code/modules/mob/living/silicon/pai/software.dm
@@ -13,7 +13,7 @@
 															"digital messenger" = 5,
 															"atmosphere sensor" = 5,
 															"photography module" = 5,
-															"remote signaller" = 10,
+															"remote signaler" = 10,
 															"medical records" = 10,
 															"security records" = 10,
 															"camera zoom" = 10,
@@ -68,10 +68,6 @@
 				left_part = medicalAnalysis()
 			if("doorjack")
 				left_part = softwareDoor()
-			if("signaller")
-				left_part = softwareSignal()
-			if("loudness")
-				left_part = softwareLoudness()
 			if("hostscan")
 				left_part = softwareHostScan()
 
@@ -165,23 +161,8 @@
 			if("camzoom")
 				aicamera.adjust_zoom(usr)
 
-			if("signaller")
-				if(href_list["send"])
-					signaler.send_activation()
-					audible_message("[icon2html(src, hearers(src))] *beep* *beep* *beep*")
-					playsound(src, 'sound/machines/triple_beep.ogg', ASSEMBLY_BEEP_VOLUME, TRUE)
-
-				if(href_list["freq"])
-					var/new_frequency = (signaler.frequency + text2num(href_list["freq"]))
-					if(new_frequency < MIN_FREE_FREQ || new_frequency > MAX_FREE_FREQ)
-						new_frequency = sanitize_frequency(new_frequency)
-					signaler.set_frequency(new_frequency)
-
-				if(href_list["code"])
-					signaler.code += text2num(href_list["code"])
-					signaler.code = round(signaler.code)
-					signaler.code = min(100, signaler.code)
-					signaler.code = max(1, signaler.code)
+			if("signaler")
+				signaler.ui_interact(src)
 
 			if("directive")
 				if(href_list["getdna"])
@@ -281,8 +262,9 @@
 
 
 			if("loudness")
-				if(subscreen == 1) // Open Instrument
-					internal_instrument.interact(src)
+				if(!internal_instrument)
+					internal_instrument = new(src)
+				internal_instrument.interact(src) // Open Instrument
 
 			if("internalgps")
 				if(!internal_gps)
@@ -317,8 +299,8 @@
 			dat += "<a href='byond://?src=[REF(src)];software=medicalrecord;sub=0'>Medical Records</a> <br>"
 		if(s == "security records")
 			dat += "<a href='byond://?src=[REF(src)];software=securityrecord;sub=0'>Security Records</a> <br>"
-		if(s == "remote signaller")
-			dat += "<a href='byond://?src=[REF(src)];software=signaller;sub=0'>Remote Signaller</a> <br>"
+		if(s == "remote signaler")
+			dat += "<a href='byond://?src=[REF(src)];software=signaler;sub=0'>Remote Signaler</a> <br>"
 		if(s == "loudness booster")
 			dat += "<a href='byond://?src=[REF(src)];software=loudness;sub=0'>Loudness Booster</a> <br>"
 		if(s == "internal gps")
@@ -414,28 +396,6 @@
 
 // -=-=-=-= Software =-=-=-=-=- //
 
-//Remote Signaller
-/mob/living/silicon/pai/proc/softwareSignal()
-	var/dat = ""
-	dat += "<h3>Remote Signaller</h3><br><br>"
-	dat += {"<B>Frequency/Code</B> for signaler:<BR>
-	Frequency:
-	<A href='byond://?src=[REF(src)];software=signaller;freq=-10;'>-</A>
-	<A href='byond://?src=[REF(src)];software=signaller;freq=-2'>-</A>
-	[format_frequency(signaler.frequency)]
-	<A href='byond://?src=[REF(src)];software=signaller;freq=2'>+</A>
-	<A href='byond://?src=[REF(src)];software=signaller;freq=10'>+</A><BR>
-
-	Code:
-	<A href='byond://?src=[REF(src)];software=signaller;code=-5'>-</A>
-	<A href='byond://?src=[REF(src)];software=signaller;code=-1'>-</A>
-	[signaler.code]
-	<A href='byond://?src=[REF(src)];software=signaller;code=1'>+</A>
-	<A href='byond://?src=[REF(src)];software=signaller;code=5'>+</A><BR>
-
-	<A href='byond://?src=[REF(src)];software=signaller;send=1'>Send Signal</A><BR>"}
-	return dat
-
 // Crew Manifest
 /mob/living/silicon/pai/proc/softwareManifest()
 	. += "<h2>Crew Manifest</h2><br><br>"
@@ -612,12 +572,3 @@
 	dat += "<br><br>"
 	dat += "Messages: <hr> [aiPDA.tnote]"
 	return dat
-
-// Loudness Booster
-/mob/living/silicon/pai/proc/softwareLoudness()
-	if(!internal_instrument)
-		internal_instrument = new(src)
-	var/dat = "<h3>Sound Synthesizer</h3>"
-	dat += "<a href='byond://?src=[REF(src)];software=loudness;sub=1'>Open Synthesizer Interface</a><br>"
-	dat += "<a href='byond://?src=[REF(src)];software=loudness;sub=2'>Choose Instrument Type</a>"
-	return dat