{
  "audible": {
    "mod_scheme": "gmsk",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "v27",
    "outer_fec_scheme": "none",
    "frame_length": 100,
    "modulation": {
      "center_frequency": 4200,
      "gain": 0.1
    },
    "interpolation": {
      "shape": "kaiser",
      "samples_per_symbol": 10,
      "symbol_delay": 4,
      "excess_bandwidth": 0.35
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    }
  },
  "audible-7k-channel-0": {
    "mod_scheme": "arb16opt",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "rs8",
    "outer_fec_scheme": "v29",
    "frame_length": 600,
    "modulation": {
      "center_frequency": 9200,
      "gain": 0.1
    },
    "interpolation": {
      "shape": "kaiser",
      "samples_per_symbol": 6,
      "symbol_delay": 4,
      "excess_bandwidth": 0.31
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    },
    "ofdm": {
      "num_subcarriers": 48,
      "cyclic_prefix_length": 8,
      "taper_length": 4,
      "left_band": 0,
      "right_band": 0
    }
  },
  "audible-7k-channel-1": {
    "mod_scheme": "arb16opt",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "rs8",
    "outer_fec_scheme": "v29",
    "frame_length": 600,
    "modulation": {
      "center_frequency": 15500,
      "gain": 0.1
    },
    "interpolation": {
      "shape": "kaiser",
      "samples_per_symbol": 6,
      "symbol_delay": 4,
      "excess_bandwidth": 0.31
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    },
    "ofdm": {
      "num_subcarriers": 48,
      "cyclic_prefix_length": 8,
      "taper_length": 4,
      "left_band": 0,
      "right_band": 0
    }
  },
  "cable-64k": {
    "mod_scheme": "qam1024",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "v27p23",
    "outer_fec_scheme": "rs8",
    "frame_length": 7500,
    "modulation": {
      "center_frequency": 10200,
      "gain": 0.09
    },
    "interpolation": {
      "shape": "kaiser",
      "samples_per_symbol": 2,
      "symbol_delay": 4,
      "excess_bandwidth": 0.35
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.03
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    },
    "ofdm": {
      "num_subcarriers": 128,
      "cyclic_prefix_length": 16,
      "taper_length": 8,
      "left_band": 6,
      "right_band": 12
    }
  },
  "hello-world": {
    "mod_scheme": "gmsk",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "v27",
    "outer_fec_scheme": "none",
    "frame_length": 25,
    "modulation": {
      "center_frequency": 4400,
      "gain": 0.08
    },
    "interpolation": {
      "shape": "kaiser",
      "samples_per_symbol": 20,
      "symbol_delay": 4,
      "excess_bandwidth": 0.38
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    }
  },
  "ultrasonic": {
    "mod_scheme": "gmsk",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "v27",
    "outer_fec_scheme": "none",
    "frame_length": 75,
    "modulation": {
      "center_frequency": 19000,
      "gain": 0.1
    },
    "interpolation": {
      "shape": "rrcos",
      "samples_per_symbol": 14,
      "symbol_delay": 4,
      "excess_bandwidth": 0.35
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    }
  },
  "ultrasonic-3600": {
    "ofdm": {
      "num_subcarriers": 64,
      "cyclic_prefix_length": 20,
      "taper_length": 8,
      "left_band": 4,
      "right_band": 13
    },
    "mod_scheme": "V29",
    "checksum_scheme": "crc8",
    "inner_fec_scheme": "v27",
    "outer_fec_scheme": "none",
    "frame_length": 550,
    "modulation": {
      "center_frequency": 18500,
      "gain": 0.1
    },
    "interpolation": {
      "shape": "kaiser",
      "samples_per_symbol": 7,
      "symbol_delay": 4,
      "excess_bandwidth": 0.33
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    }
  },
  "ultrasonic-whisper": {
    "mod_scheme": "gmsk",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "v27",
    "outer_fec_scheme": "none",
    "frame_length": 16,
    "modulation": {
      "center_frequency": 19500,
      "gain": 0.1
    },
    "interpolation": {
      "shape": "rrcos",
      "samples_per_symbol": 30,
      "symbol_delay": 4,
      "excess_bandwidth": 0.35
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    }
  },
  "ultrasonic-experimental": {
    "mod_scheme": "bpsk",
    "checksum_scheme": "crc32",
    "inner_fec_scheme": "rs8",
    "outer_fec_scheme": "v29",
    "frame_length": 100,
    "modulation": {
      "center_frequency": 19000,
      "gain": 0.50
    },
    "interpolation": {
      "shape": "kaiser",
      "samples_per_symbol": 30,
      "symbol_delay": 4,
      "excess_bandwidth": 0.31
    },
    "encoder_filters": {
      "dc_filter_alpha": 0.01
    },
    "resampler": {
      "delay": 13,
      "bandwidth": 0.45,
      "attenuation": 60,
      "filter_bank_size": 64
    },
    "header": {
      "checksum_scheme": "crc32",
      "inner_fec_scheme": "secded7264",
      "outer_fec_scheme": "v29",
      "mod_scheme": "bpsk"
    }
  }
}