 const int LED_1 = 9;
 const int LED_2 = 8;
 
-const int SERVO_MAX_DEGREE = 30;
+const int SERVO_MAX_ANGLE = 45;
 
 
 Servo myservo; // create servo object to control a servo

  digitalWrite(LED_BUILTIN, HIGH);
  digitalWrite(is_downbeat ? RED : BLUE, HIGH);
  digitalWrite(is_downbeat ? LED_1 : LED_2, HIGH);
  delay(is_downbeat ? 200 : 150);
  digitalWrite(LED_BUILTIN, LOW);
  digitalWrite(is_downbeat ? RED : BLUE, LOW);
  digitalWrite(is_downbeat ? LED_1 : LED_2, LOW);

    switch (translate_ir()) {
      case 1: flash_beat(true); break;
      case 2: flash_beat(false); break;
//      case 7: test_speed(75); break;
      default: break;
    } 
    irrecv.resume();
