diff --git a/hud.lua b/hud.lua
index 72f7375..b2d834c 100644
--- a/hud.lua
+++ b/hud.lua
@@ -7,10 +7,10 @@ function ham_radio.toggle_hud(player)
   if item:get_name() ~= "ham_radio:receiver" then
     if ham_radio.is_receiver_wielded[name] then
 	  player:hud_remove(ham_radio.playerhuds[name].background)
-      player:hud_remove(ham_radio.playerhuds[name].frequency)
+    player:hud_remove(ham_radio.playerhuds[name].frequency)
 	  player:hud_remove(ham_radio.playerhuds[name].signal_meter)
 	  player:hud_remove(ham_radio.playerhuds[name].signal_level)
-      ham_radio.is_receiver_wielded[name] = false
+    ham_radio.is_receiver_wielded[name] = false
     end
     return false
   end
@@ -31,14 +31,14 @@ function ham_radio.toggle_hud(player)
       position  = hud_pos,
       offset    = { x = -250, y = 20 },
       text      = "ham_radio_hud_bg.png",
-      scale     = { x = 2, y = 3 },
+      scale     = { x = 2, y = 2 },
       alignment = { x = 1, y = 0 },
     }),
     frequency = player:hud_add({
       hud_elem_type = "text",
       text = "",
       position  = hud_pos,
-      offset    = { x = 0, y = 0 },
+      offset    = { x = 0, y = 5 },
       alignment = 0,
       number = 0xFFFFFF,
       scale= { x = 100, y = 20 },
@@ -46,17 +46,17 @@ function ham_radio.toggle_hud(player)
 	signal_meter = player:hud_add({
       hud_elem_type = "image",
       position  = hud_pos,
-      offset    = { x = -220, y = 30 },
+      offset    = { x = -220, y = 35 },
       text      = "ham_radio_hud_indicator_empty.png",
-      scale     = { x = 2, y = 2 },
+      scale     = { x = 2, y = 1 },
       alignment = { x = 1, y = 0 },
     }),
 	signal_level = player:hud_add({
 	  hud_elem_type = "image",
       position  = hud_pos,
-      offset    = { x = -220, y = 30 },
+      offset    = { x = -220, y = 35 },
       text      = "ham_radio_hud_indicator_full.png",
-      scale     = { x = 0, y = 2 },
+      scale     = { x = 0, y = 1 },
       alignment = { x = 1, y = 0 },
     })
   }
@@ -77,20 +77,17 @@ function ham_radio:update_hud_display(player)
   
   if frequency ~= nil and frequency ~= "" then
     local transmitter = self.read_transmitter(frequency)
-    -- minetest.chat_send_player(player:get_player_name(), "Found transmitter:"..minetest.serialize(transmitter))
     if transmitter.pos then
       transmitter_signal = self:locate_transmitter(player, transmitter.pos)
     end
   end
-  -- local target_pos = {x=-407, y = 59, z = 70}
-
-    --local indicator = string.rep('|', transmitter.distance)..string.rep('|', transmitter.signal)..string.rep(':', 25-(transmitter.distance + transmitter.signal))
-  local indicator = string.rep('|', transmitter_signal)..string.rep(':', 20 - transmitter_signal)
-
-  --local text = "[ Frequency: "..tostring(meta:get_string("frequency")).." ]"..indicator
-  local text = "[ Frequency: "..tostring(meta:get_string("frequency")).." ]"
+  local text = "FQ "..tostring(meta:get_string("frequency"))
   player:hud_change(self.playerhuds[name].frequency, "text", text)
-  player:hud_change(self.playerhuds[name].signal_level, "scale", { x = (transmitter_signal * 20) / 200 or 0.1, y = 2 })
+  player:hud_change(
+    self.playerhuds[name].signal_level,
+    "scale",
+    { x = transmitter_signal/50 or 0.1, y = 1 } -- x scale should be 0-2
+  )
 end
 
 minetest.register_on_newplayer(ham_radio.toggle_hud)
diff --git a/receiver.lua b/receiver.lua
index 8497fb1..7308c21 100644
--- a/receiver.lua
+++ b/receiver.lua
@@ -38,18 +38,23 @@ function ham_radio:locate_transmitter(player, transmitter_pos)
   local player_look_vector = player:get_look_dir()
   local player_direction = vector.add(player_pos, player_look_vector)
 
-  local distance = vector.distance(player_pos, transmitter_pos)
+  local coeff = 0.9
+  local distance_to_target = 0
 
-  -- local distance_to_target = 13 - math.floor(math.log(distance*30))
-  local distance_to_target = 24 - math.floor(2 * math.log(distance*10))
+  local distance = vector.distance(player_pos, transmitter_pos)
+  if distance < 3 then
+    distance_to_target = 100
+    coeff = 0.99
+  else
+    distance_to_target = -0.0000000001*math.pow(distance,3)+0.00000145*math.pow(distance,2)-0.03*distance+100
+    if distance_to_target < 3 then
+      distance_to_target = 3
+    end
+  end
 
   local distance2 = vector.distance(player_direction, transmitter_pos)
-  local signal_power = 1 - ((1 + distance2 - distance) / 2)
+  local signal_power = distance - distance2;
 
-  return math.floor(distance_to_target * signal_power);
-
-  --return {
-  --   distance = distance_to_target,
-  --   signal = signal_power
-  -- }
+  -- 0-100
+  return distance_to_target * coeff + distance_to_target * (1 - coeff) * signal_power;
 end