int voltpin= A1;
int buzzpin= 6;
int potval;
int toneval;
int time;

void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
pinMode(buzzpin, OUTPUT);
pinMode(voltpin, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
potval= analogRead(voltpin);
toneval=(.9940/.1023)*potval+60;
Serial.println(toneval);

tone(buzzpin, 1000);
delay(toneval);
noTone(buzzpin);
delay(toneval);

if(toneval>5000){
  tone(buzzpin, 1000);
  delay(toneval);
  noTone(buzzpin);
  delay(toneval);
}
else{
  
noTone(buzzpin);
  }
}