@@ -198,11 +198,15 @@
 			-- in any of them. otherwise, fail
 			for _,r in pairs(remote.receptacles) do
 				local i = minetest.get_meta(r):get_inventory()
 				transmission = i:add_item('cache',transmission)
+				minetest.sound_play('sorcery_zap', { gain = 0.5, pos = r })
 				if transmission:is_empty() then break end
 			end
-			if not transmission:is_empty() then inv:add_item('cache',transmission) end
+			if not transmission:is_empty() then inv:add_item('cache',transmission) else
+				minetest.sound_play('sorcery_zap', { gain = 0.5, pos = pos })
+			end
+			-- TODO add particle fx as well
 			return true
 		elseif n.maxpower >= n.self.maxpower then
 			-- other devices are currently drawing power and might stop,
 			-- making enough available for us; keep iterating just in case