{
	"electric_deutz_v8_air": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/air",
				"attenuation_distance": 32
			}
		]
	},
	"electric_deutz_v8_airzero": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/airzero",
				"attenuation_distance": 32
			}
		]
	},
	"electric_deutz_v8_doorcls": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/doorcls",
				"attenuation_distance": 32
			}
		]
	},
	"electric_deutz_v8_dooropn": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/dooropn",
				"attenuation_distance": 32
			}
		]
	},
	"electric_deutz_v8_loop": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/loop",
				"attenuation_distance": 96
			}
		]
	},
	"electric_deutz_v8_motor0": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/motor0",
				"attenuation_distance": 32
			}
		]
	},
	"electric_deutz_v8_motor1": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/motor1",
				"attenuation_distance": 32
			}
		]
	},
	"electric_deutz_v8_motor2": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/motor2",
				"attenuation_distance": 32
			}
		]
	},
	"electric_deutz_v8_run": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/run",
				"attenuation_distance": 96
			}
		]
	},
	"electric_deutz_v8_point": {
		"sounds": [
			{
				"name": "mtr:electric_deutz_v8/point",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_air": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/air",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_airzero": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/airzero",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_doorcls": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/doorcls",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_dooropn": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/dooropn",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_loop": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/loop",
				"attenuation_distance": 96
			}
		]
	},
	"singing_gto_vvvf_motor0": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor0",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor1": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor1",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor2": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor2",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor3": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor3",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor4": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor4",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_moto5r": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor5",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor6": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor6",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor7": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor7",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor8": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor8",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor9": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor9",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor10": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor10",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_motor11": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/motor11",
				"attenuation_distance": 32
			}
		]
	},
	"singing_gto_vvvf_run": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/run",
				"attenuation_distance": 96
			}
		]
	},
	"singing_gto_vvvf_point": {
		"sounds": [
			{
				"name": "mtr:singing_gto_vvvf/point",
				"attenuation_distance": 32
			}
		]
	},
  "singing_gto_vvvf_cp": {
    "sounds": [
      {
        "name": "mtr:singing_gto_vvvf/cp",
        "attenuation_distance": 32
      }
    ]
  },
  "singing_gto_vvvf_cpoff": {
    "sounds": [
      {
        "name": "mtr:singing_gto_vvvf/cpoff",
        "attenuation_distance": 32
      }
    ]
  },
  "singing_gto_vvvf_cpon": {
    "sounds": [
      {
        "name": "mtr:singing_gto_vvvf/cpon",
        "attenuation_distance": 32
      }
    ]
  },
	"metcam_gto_vvvf_air": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/air",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_airzero": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/airzero",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_doorcls": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/doorcls",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_dooropn": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/dooropn",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_loop": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/loop",
				"attenuation_distance": 96
			}
		]
	},
	"metcam_gto_vvvf_motor0": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor0",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor1": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor1",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor2": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor2",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor3": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor3",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor4": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor4",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor5": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor5",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor6": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor6",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor7": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor7",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor8": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor8",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_motor9": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/motor9",
				"attenuation_distance": 32
			}
		]
	},
	"metcam_gto_vvvf_run": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/run",
				"attenuation_distance": 96
			}
		]
	},
	"metcam_gto_vvvf_point": {
		"sounds": [
			{
				"name": "mtr:metcam_gto_vvvf/point",
				"attenuation_distance": 32
			}
		]
	},
  "metcam_gto_vvvf_cp": {
    "sounds": [
      {
        "name": "mtr:metcam_gto_vvvf/cp",
        "attenuation_distance": 32
      }
    ]
  },
  "metcam_gto_vvvf_cpoff": {
    "sounds": [
      {
        "name": "mtr:metcam_gto_vvvf/cpoff",
        "attenuation_distance": 32
      }
    ]
  },
  "metcam_gto_vvvf_cpon": {
    "sounds": [
      {
        "name": "mtr:metcam_gto_vvvf/cpon",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_airhigh": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/airhigh",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_run": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/run",
        "attenuation_distance": 96
      }
    ]
  },
  "hitachi_a_airzero": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/airzero",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor0": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor0",
        "pitch": 2,
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor1": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor1",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor2": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor2",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor3": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor3",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor4": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor4",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor5": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor5",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor6": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor6",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_motor7": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor7",
        "attenuation_distance": 96
      }
    ]
  },
  "hitachi_a_motor8": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor8",
        "attenuation_distance": 96
      }
    ]
  },
  "hitachi_a_motor9": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor9",
        "attenuation_distance": 96
      }
    ]
  },
  "hitachi_a_motor10": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/motor10",
        "attenuation_distance": 96
      }
    ]
  },
  "hitachi_a_dooropn": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/dooropn",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_doorcls": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/doorcls",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_loop": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/loop",
        "attenuation_distance": 96
      }
    ]
  },
  "hitachi_a_point": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/point",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_cp": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/cp",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_cpoff": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/cpoff",
        "attenuation_distance": 32
      }
    ]
  },
  "hitachi_a_cpon": {
    "sounds": [
      {
        "name": "mtr:hitachi_a/cpon",
        "attenuation_distance": 32
      }
    ]
  },
	"cummins_motor0": {
		"sounds": [
			{
				"name": "mtr:cummins/motor0",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_motor1": {
		"sounds": [
			{
				"name": "mtr:cummins/motor1",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_motor2": {
		"sounds": [
			{
				"name": "mtr:cummins/motor2",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_motor4": {
		"sounds": [
			{
				"name": "mtr:cummins/motor4",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_run0": {
		"sounds": [
			{
				"name": "mtr:cummins/run0",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_run1": {
		"sounds": [
			{
				"name": "mtr:cummins/run1",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_run2": {
		"sounds": [
			{
				"name": "mtr:cummins/run2",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_run3": {
		"sounds": [
			{
				"name": "mtr:cummins/run3",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_run4": {
		"sounds": [
			{
				"name": "mtr:cummins/run4",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_run5": {
		"sounds": [
			{
				"name": "mtr:cummins/run5",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_run6": {
		"sounds": [
			{
				"name": "mtr:cummins/run6",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_run7": {
		"sounds": [
			{
				"name": "mtr:cummins/run7",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_loop": {
		"sounds": [
			{
				"name": "mtr:cummins/loop",
				"attenuation_distance": 96
			}
		]
	},
	"cummins_point": {
		"sounds": [
			{
				"name": "mtr:cummins/point",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_doorcls": {
		"sounds": [
			{
				"name": "mtr:cummins/doorcls",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_dooropn": {
		"sounds": [
			{
				"name": "mtr:cummins/dooropn",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_airzero": {
		"sounds": [
			{
				"name": "mtr:cummins/airzero",
				"attenuation_distance": 32
			}
		]
	},
	"cummins_air": {
		"sounds": [
			{
				"name": "mtr:cummins/air",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_air": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/air",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_airzero": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/airzero",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_doorcls": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/doorcls",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_dooropn": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/dooropn",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_loop": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/loop",
				"attenuation_distance": 96
			}
		]
	},
	"diesel_2016_deutz_v8_motor0": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/motor0",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_motor1": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/motor1",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_motor2": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/motor2",
				"attenuation_distance": 32
			}
		]
	},
	"diesel_2016_deutz_v8_run": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/run",
				"attenuation_distance": 96
			}
		]
	},
	"diesel_2016_deutz_v8_point": {
		"sounds": [
			{
				"name": "mtr:diesel_2016_deutz_v8/point",
				"attenuation_distance": 32
			}
		]
	},
    "hsp_airzero": {
        "sounds": [
            {
                "name": "mtr:hsp/airzero",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
	   "hsp_airhigh": {
        "sounds": [
            {
                "name": "mtr:hsp/airhigh",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
	   "hsp_flange": {
        "sounds": [
            {
                "name": "mtr:hsp/flange",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_cp": {
        "sounds": [
            {
                "name": "mtr:hsp/cp",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_cpend": {
        "sounds": [
            {
                "name": "mtr:hsp/cpend",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_cpstart": {
        "sounds": [
            {
                "name": "mtr:hsp/cpstart",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_loop": {
        "sounds": [
            {
                "name": "mtr:hsp/loop",
                "pitch": 1,
                "attenuation_distance": 96
            }
        ]
    },
    "hsp_point": {
        "sounds": [
            {
                "name": "mtr:hsp/point",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_dooropn": {
        "sounds": [
            {
                "name": "mtr:hsp/dooropn",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_doorcls": {
        "sounds": [
            {
                "name": "mtr:hsp/doorcls",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_motor0": {
        "sounds": [
            {
                "name": "mtr:hsp/motor0",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_motor1": {
        "sounds": [
            {
                "name": "mtr:hsp/motor1",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_motor2": {
        "sounds": [
            {
                "name": "mtr:hsp/motor2",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "hsp_run": {
        "sounds": [
            {
                "name": "mtr:hsp/run",
                "pitch": 1,
                "attenuation_distance": 96
            }
        ]
    },
    "powerless_airzero": {
        "sounds": [
            {
                "name": "mtr:powerless/airzero",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
	   "powerless_airhigh": {
        "sounds": [
            {
                "name": "mtr:powerless/airhigh",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
	   "powerless_flange": {
        "sounds": [
            {
                "name": "mtr:powerless/flange",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_cp": {
        "sounds": [
            {
                "name": "mtr:powerless/cp",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_cpend": {
        "sounds": [
            {
                "name": "mtr:powerless/cpend",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_cpstart": {
        "sounds": [
            {
                "name": "mtr:powerless/cpstart",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_loop": {
        "sounds": [
            {
                "name": "mtr:powerless/loop",
                "pitch": 1,
                "attenuation_distance": 96
            }
        ]
    },
    "powerless_point": {
        "sounds": [
            {
                "name": "mtr:powerless/point",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_dooropn": {
        "sounds": [
            {
                "name": "mtr:powerless/dooropn",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_doorcls": {
        "sounds": [
            {
                "name": "mtr:powerless/doorcls",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_motor0": {
        "sounds": [
            {
                "name": "mtr:powerless/motor0",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_motor1": {
        "sounds": [
            {
                "name": "mtr:powerless/motor1",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_motor2": {
        "sounds": [
            {
                "name": "mtr:powerless/motor2",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_motor3": {
        "sounds": [
            {
                "name": "mtr:powerless/motor3",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_motor4": {
        "sounds": [
            {
                "name": "mtr:powerless/motor4",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_motor5": {
        "sounds": [
            {
                "name": "mtr:powerless/motor5",
                "pitch": 1,
                "attenuation_distance": 32
            }
        ]
    },
    "powerless_run": {
        "sounds": [
            {
                "name": "mtr:powerless/run",
                "pitch": 1,
                "attenuation_distance": 96
            }
        ]
    },
  "perkins_2006_tw-h_class156_airzero": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/airzero",
        "attenuation_distance": 32
      }
    ]
  },
  "perkins_2006_tw-h_class156_airhigh": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/airhigh",
        "attenuation_distance": 32
      }
    ]
  },
  "perkins_2006_tw-h_class156_doorcls": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/doorcls",
        "attenuation_distance": 32
      }
    ]
  },
  "perkins_2006_tw-h_class156_dooropn": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/dooropn",
        "attenuation_distance": 32
      }
    ]
  },
  "perkins_2006_tw-h_class156_loop": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/loop",
        "attenuation_distance": 96
      }
    ]
  },
  "perkins_2006_tw-h_class156_motor0": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/motor0",
        "attenuation_distance": 32
      }
    ]
  },
  "perkins_2006_tw-h_class156_point": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/point",
        "attenuation_distance": 32
      }
    ]
  },
  "perkins_2006_tw-h_class156_run": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/run",
        "attenuation_distance": 96
      }
    ]
  },
  "perkins_2006_tw-h_class156_rub": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/rub",
        "attenuation_distance": 32
      }
    ]
  },
  "perkins_2006_tw-h_class156_flange": {
    "sounds": [
      {
        "name": "mtr:perkins_2006_tw-h_class156/flange",
        "attenuation_distance": 32
      }
    ]
  }
}