diff --git a/vumeter.lua b/vumeter.lua
index f368c2d..97b9147 100644
--- a/vumeter.lua
+++ b/vumeter.lua
@@ -1,5 +1,5 @@
 COOLDOWN_FACTOR = 0.9998
-FACTOR = 0.2
+FACTOR = 0.033
 
 num_modules = 20
 center_module = 10
@@ -44,21 +44,33 @@ function periodic()
   local brightness = rms / maxRMS
 
   for i = 1,num_modules do
-    if i <= num_modules * redEnergy / maxRedEnergy then
+    if i <= center_module and
+         center_module - i < center_module * redEnergy / maxRedEnergy or
+       i > center_module and
+         i - (center_module + 1) < (num_modules-center_module) * redEnergy / maxRedEnergy
+    then
       redTarget = brightness
     else
       redTarget = 0
     end
     red[i] = (1 - FACTOR) * red[i] + FACTOR * redTarget;
 
-    if i <= num_modules * greenEnergy / maxGreenEnergy then
+    if i <= center_module and
+         center_module - i < center_module * greenEnergy / maxGreenEnergy or
+       i > center_module and
+         i - (center_module + 1) < (num_modules-center_module) * greenEnergy / maxGreenEnergy
+    then
       greenTarget = brightness
     else
       greenTarget = 0
     end
     green[i] = (1 - FACTOR) * green[i] + FACTOR * greenTarget;
 
-    if i <= num_modules * blueEnergy / maxBlueEnergy then
+    if i <= center_module and
+         center_module - i < center_module * blueEnergy / maxBlueEnergy or
+       i > center_module and
+         i - (center_module + 1) < (num_modules-center_module) * blueEnergy / maxBlueEnergy
+    then
       blueTarget = brightness
     else
       blueTarget = 0