#include <Servo.h>

Servo myservo1;
Servo myservo2;
Servo myservo3;
Servo myservo4;
Servo myservo5;
Servo myservo6;

int potpin = A6;
int potpin1 = A1;
int potpin2 = A2;
int potpin3 = A3;
int potpin4 = A4;
int knobvalue;
int val;




void setup()
{  pinMode(3, OUTPUT);
  myservo1.attach(5);
  myservo2.attach(6);
  myservo3.attach(9);
  myservo4.attach(10);
}

void loop()
{
  knobvalue = analogRead(potpin4);
  knobvalue = map(knobvalue, 0, 1023, 0, 255);
  analogWrite(3, knobvalue);

  val = analogRead(potpin);
  val = map(val, 0, 1023, 0, 250);
  myservo1.write(val);
  delay(15);

  val = analogRead(potpin1);
  val = map(val, 0, 1023, 0, 250);
  myservo2.write(val);
  delay(15);

  val = analogRead(potpin2);
  val = map(val, 0, 1023, 0, 250);
  myservo3.write(val);
  delay(15);

  val = analogRead(potpin3);
  val = map(val, 0, 1023, 0, 250);
  myservo4.write(val);
  delay(15);
}