{
  "id": "meters:intermediate-frequency-meter",
  "collection": "meters",
  "slug": "intermediate-frequency-meter",
  "name": "Intermediate-frequency magnetic field meter",
  "summary": "Covers the kilohertz gap between an ELF gaussmeter and an RF meter — the band occupied by induction hobs, EV inverters, solar optimisers and switch-mode supplies.",
  "status": "verified",
  "lastVerified": "2026-08-12",
  "data": {
    "aliases": [
      "IF meter",
      "kHz magnetic field meter"
    ],
    "measures": [
      "magnetic-flux-density"
    ],
    "bandCovered": {
      "minHz": 2000,
      "maxHz": 400000,
      "label": "roughly 2 kHz – 400 kHz"
    },
    "axes": "triple",
    "priceBandUsd": [
      200,
      2000
    ],
    "detects": [
      "Induction cooktop coil fields",
      "Inverter and optimiser switching fields",
      "Wireless-charging pads"
    ],
    "cannotDetect": [
      "Power-frequency fields, on meters that high-pass filter 50/60 Hz out",
      "Radiofrequency communications signals"
    ],
    "buyingCriteria": [
      "Stated flat frequency response across the band of interest",
      "Three-axis sensing",
      "A clear statement of which ICNIRP reference level applies to readings in this band"
    ],
    "related": [
      "emitters:induction-cooktop",
      "emitters:electric-vehicle"
    ]
  },
  "sources": [
    {
      "id": "icnirp-2010",
      "title": "Guidelines for Limiting Exposure to Time-Varying Electric and Magnetic Fields (1 Hz to 100 kHz)",
      "publisher": "International Commission on Non-Ionizing Radiation Protection",
      "url": "https://www.icnirp.org/en/publications/article/lf-guidelines-2010.html",
      "year": 2010,
      "kind": "guideline",
      "retrieved": "2026-08-12"
    }
  ],
  "links": {
    "self": "https://emfbase.com/api/meters/intermediate-frequency-meter",
    "html": "https://emfbase.com/meters/intermediate-frequency-meter",
    "markdown": "https://emfbase.com/meters/intermediate-frequency-meter.md",
    "collection": "https://emfbase.com/api/meters"
  }
}