diff --git a/guitar.ino b/guitar.ino
index a95db11..8ee443a 100644
--- a/guitar.ino
+++ b/guitar.ino
@@ -1,24 +1,24 @@
-int edge = 15;
-const long d = 5;
-int analogInPin = A0;
+const int edge = 10;
+const long d = 10;
+const int analogInPin = A0;
 const int audioOutPin = 12;
 
 void setup() {
-  Serial.begin(115200);
+  //Serial.begin(115200);
 }
 
 void loop() {
-  int freq = measureFrequency();
+  long freq = measureFrequency();
   if (freq != 0)
     tone(audioOutPin, freq);
   else 
     noTone(audioOutPin);
-  Serial.println(freq);
+  //Serial.println(freq);
 }
 
-int measureFrequency() {
+long measureFrequency() {
   long t = millis();
-  int n = 0;
+  long n = 0;
   boolean o = analogRead(analogInPin) <= edge;
 
   while(millis() - t <= d)