switch(channel)
{
    case 2:  printf("WBBM Chicago\n"); break;
    case 3:  printf("DVD Player\n"); break;
    case 4:  printf("WTMJ Milwaukee\n"); break;
    case 5:  printf("WMAQ Chicago\n"); break;
    case 6:  printf("WITI Milwaukee\n"); break;
    case 7:  printf("WLS Chicago\n"); break;
    case 9:  printf("WGN Chicago\n"); break;
    case 10: printf("WMVS Milwaukee\n"); break;
    case 11: printf("WTTW Chicago\n"); break;
    case 12: printf("WISN Milwaukee\n"); break;
    default: printf("No Signal Available\n");
}