{
  "manufacturer": "",
  "brand": "Celestion",
  "model": "TF1520",
  "provider": "LoudspeakerDatabase.com",
  "date": "2025",
  "comments": "ts2",
  "volt": "1.0",
  "git": "0",
  "re": "5.79",
  "leb": "0.8",
  "rss": "0.0",
  "ke": "0.0",
  "le": "0.0",
  "bl": "12.48",
  "mms": "65.49",
  "c0": "0.13",
  "r0": "4.37",
  "f0": "54.9",
  "beta": "0.0",
  "lambda": "0.0",
  "sd": "855.3",
  "dd": "330.0",
  "cms": "0.13",
  "rms": "4.37",
  "l3": "0.8",
  "qms": "5.165",
  "qes": "0.84",
  "qts": "0.723",
  "fs": "54.9",
  "vas": "132.98",
  "temp": "20.0",
  "pres": "1013.25",
  "ah": "30.0",
  "cs": "343.684",
  "rho": "1.20095",
  "xmax": "3.0"
}