[
  {
    "id": "bell103-300",
    "name": "Bell 103",
    "description": "300 baud, the classic dial-up sound",
    "baudRate": 300,
    "frequencies": {
      "mark": 1270,
      "space": 1070
    }
  },
  {
    "id": "bell103-150",
    "name": "Bell 103 (150 baud)",
    "description": "150 baud, half speed, twice the patience",
    "baudRate": 150,
    "frequencies": {
      "mark": 1270,
      "space": 1070
    }
  },
  {
    "id": "bell103-110",
    "name": "Bell 103 (110 baud)",
    "description": "110 baud, teletypewriter speed",
    "baudRate": 110,
    "frequencies": {
      "mark": 1270,
      "space": 1070
    }
  },
  {
    "id": "bell202",
    "name": "Bell 202",
    "description": "1200 baud, caller ID, SAME weather alerts",
    "baudRate": 1200,
    "frequencies": {
      "mark": 1200,
      "space": 2200
    }
  },
  {
    "id": "v21",
    "name": "V.21",
    "description": "300 baud, ITU international standard",
    "baudRate": 300,
    "frequencies": {
      "mark": 980,
      "space": 1180
    }
  },
  {
    "id": "rtty",
    "name": "RTTY (Baudot)",
    "description": "45.45 baud, ham radio radioteletype",
    "baudRate": 45.45,
    "frequencies": {
      "mark": 2125,
      "space": 2295
    }
  },
  {
    "id": "callerid",
    "name": "Caller ID",
    "description": "Bell 202 MDMF, fake a caller ID burst",
    "baudRate": 1200,
    "frequencies": {
      "mark": 1200,
      "space": 2200
    }
  }
]