'That ought to be enough,' said Arlo. It was one week later and he gad decided what he would do. He had been making the tower he had next to his house higher and stronger so that he could increase the range of the radio signals to this models . He placed his electronic equipment on top of the tower and the higher he built it the better his electronic equipment worked. He now had more control over his wonderful models than ever before with a range that allowed him to fly them high over the city.