dBm

{
  "id": "NISTu381",
  "unitsml_id": "u:decibel_milliwatt",
  "name": "dBm",
  "names": [
    {
      "value": "dBm",
      "lang": "en"
    },
    {
      "value": "decibel-milliwatt",
      "lang": "en"
    }
  ],
  "symbols": {
    "unicode": "dB_mW",
    "ascii": "dB_mW",
    "html": "dB<sub>mW</sub>",
    "latex": "\\ensuremath{\\mathrm{dB_{mW}}}",
    "id": "dB_mW",
    "mathml": "<msub><mrow><mi mathvariant='normal'>dB</mi></mrow><mrow><mi mathvariant='normal'>mW</mi></mrow></msub>"
  },
  "identifiers": [
    {
      "type": "nist",
      "id": "NISTu381"
    },
    {
      "type": "unitsml",
      "id": "u:decibel_milliwatt"
    }
  ],
  "references": [],
  "short": "decibel_milliwatt",
  "root": true,
  "composite": false,
  "quantities": [
    {
      "id": "NISTq90",
      "name": "ratio logarithm (B)",
      "type": "derived"
    }
  ],
  "dimension": {
    "id": "NISTd67",
    "name": "logarithmic ratio",
    "expression": "1",
    "components": [],
    "dimensionless": true
  },
  "scale": {
    "id": "logarithmic_ratio",
    "name": "logarithmic ratio scale"
  },
  "systems": [
    {
      "id": "non-SI_not_acceptable",
      "name": "non-SI and not acceptable",
      "short": "nonsi-unacceptable",
      "acceptable": false
    }
  ],
  "root_units": null
}