{
  "id": "instruments:alphalab-uhs2",
  "collection": "instruments",
  "slug": "alphalab-uhs2",
  "name": "AlphaLab AC Milligauss Meter UHS2",
  "summary": "Three-axis true-magnitude AC gaussmeter covering 13 Hz to 75 kHz to 1999.99 mG at 0.01 mG resolution, typically ±3% between 45 Hz and 5 kHz, supplied with a NIST-traceable calibration certificate.",
  "status": "verified",
  "lastVerified": "2026-08-12",
  "data": {
    "aliases": [
      "UHS2",
      "AC Milligauss Meter UHS2",
      "AlphaLab UHS 2"
    ],
    "manufacturer": "AlphaLab, Inc.",
    "model": "UHS2",
    "instrumentClass": "elf-gaussmeter",
    "kind": "broadband",
    "measures": [
      "magnetic-flux-density"
    ],
    "bands": [
      {
        "quantity": "magnetic-flux-density",
        "minHz": 13,
        "maxHz": 75000,
        "label": "13 Hz – 75 kHz (−3 dB), with a 1 kHz – 75 kHz VLF-only setting"
      }
    ],
    "axes": "triple",
    "ranges": [
      {
        "mode": "AC magnetic flux density",
        "range": "up to 1999.99 mG",
        "resolution": "0.01 mG"
      }
    ],
    "accuracy": "Typically ±3%, maximum ±7%, between 45 Hz and 5 kHz",
    "calibration": "Supplied with a NIST-traceable calibration certificate; annual recalibration is offered by AlphaLab.",
    "peakHold": false,
    "logging": false,
    "suitedTo": [
      "Quantitative magnetic-field work where the number has to be defensible: three-axis true magnitude, 0.01 mG resolution and traceable calibration",
      "Separating power-frequency fields from higher-frequency content using the VLF-only setting",
      "Finding the dominant field direction with the single-axis setting"
    ],
    "cannotDo": [
      "Magnetic fields only — no electric field, no RF, no body voltage",
      "No static (DC) magnetic field measurement; this is an AC instrument",
      "No logging output, so it answers 'how strong now', not 'what happened overnight'",
      "Response is specified from 13 Hz, so it says nothing about static fields or sub-13 Hz content"
    ],
    "marketStatus": "current",
    "availability": {
      "vendor": "EMR Shielding Solutions",
      "url": "https://www.emrss.com/products/ac-milligauss-meter-model-uhs2",
      "relationship": "owned"
    },
    "related": [
      "meters:elf-gaussmeter",
      "protocols:elf-magnetic-survey",
      "quantities:magnetic-flux-density"
    ]
  },
  "sources": [
    {
      "id": "alphalab-uhs2",
      "title": "AC Milligauss Meter model UHS2 — specifications",
      "publisher": "AlphaLab, Inc.",
      "url": "https://www.alphalabinc.com/products/uhs2/",
      "kind": "manufacturer",
      "retrieved": "2026-08-12"
    }
  ],
  "links": {
    "self": "https://emfbase.com/api/instruments/alphalab-uhs2",
    "html": "https://emfbase.com/instruments/alphalab-uhs2",
    "markdown": "https://emfbase.com/instruments/alphalab-uhs2.md",
    "collection": "https://emfbase.com/api/instruments"
  }
}