{
  "generation_date": "2026-08-03T19:17:13Z",
  "source_version": "data/amateur-radio/",
  "guide_url": "https://caymanhams.org/operate/",
  "disclaimer": "Verify current OfReg requirements, licence privileges, and radio suitability before transmitting.",
  "sources": {
    "ofreg-table-2026": {
      "title": "The Cayman Islands National Frequency Allocation Table and Spectrum Plan",
      "url": "https://www.ofreg.ky/html/documents/2026-03-23-11-02-16-The-Cayman-Islands-national-frequency-allocation-table-and-.html",
      "authority": "OfReg",
      "publication_date": "2026-03-23"
    },
    "ofreg-pmr446-2025": {
      "title": "Section 232 Notice \u2014 December 2025",
      "url": "https://www.ofreg.ky/viewPDF/documents/2025-12-15-12-39-02-Section-232-notice-Dec-2025.pdf",
      "authority": "OfReg",
      "publication_date": "2025-12-15"
    },
    "ofreg-spectrum-map": {
      "title": "OfReg Spectrum Map",
      "url": "https://www.ofreg.ky/ict/spectrum-map",
      "authority": "OfReg",
      "publication_date": null
    },
    "iaru-bandplan-convention": {
      "title": "IARU Region 2 Band-Plan Convention",
      "url": "https://www.iaru-r2.org/en/band-plans/",
      "authority": "IARU",
      "publication_date": null
    }
  },
  "entries": [
    {
      "name": "160 m",
      "lower_freq_mhz": 1.8,
      "upper_freq_mhz": 2.0,
      "mode": "SSB/CW/digital",
      "description": "Primary MF band for regional and inter-island night-time communication.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "160m"
    },
    {
      "name": "80 m",
      "lower_freq_mhz": 3.5,
      "upper_freq_mhz": 4.0,
      "mode": "SSB/CW/digital",
      "description": "Primary HF band for regional and inter-island night-time communication. Emergency net on 3.895 MHz LSB.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "80m"
    },
    {
      "name": "60 m",
      "lower_freq_mhz": 5.331,
      "upper_freq_mhz": 5.405,
      "mode": "USB/CW",
      "description": "Channelised band for inter-island and regional HF communication. Five USB channels (5.332, 5.348, 5.368, 5.373, 5.405 MHz centre frequencies).",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "60m"
    },
    {
      "name": "40 m",
      "lower_freq_mhz": 7.0,
      "upper_freq_mhz": 7.3,
      "mode": "SSB/CW/digital",
      "description": "Primary HF band for regional and inter-island communication.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "40m"
    },
    {
      "name": "30 m",
      "lower_freq_mhz": 10.1,
      "upper_freq_mhz": 10.15,
      "mode": "CW/digital",
      "description": "Narrow HF band for CW and digital modes. No voice operation permitted.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "30m"
    },
    {
      "name": "20 m",
      "lower_freq_mhz": 14.0,
      "upper_freq_mhz": 14.35,
      "mode": "SSB/CW/digital",
      "description": "Primary HF band for long-distance DX communication. The most popular HF band worldwide.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "20m"
    },
    {
      "name": "17 m",
      "lower_freq_mhz": 18.068,
      "upper_freq_mhz": 18.168,
      "mode": "SSB/CW/digital",
      "description": "WARC band for regional and DX communication. CARS Sunday HF net on 18.150 MHz USB.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "17m"
    },
    {
      "name": "15 m",
      "lower_freq_mhz": 21.0,
      "upper_freq_mhz": 21.45,
      "mode": "SSB/CW/digital",
      "description": "Primary HF band for daytime DX communication.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "15m"
    },
    {
      "name": "12 m",
      "lower_freq_mhz": 24.89,
      "upper_freq_mhz": 24.99,
      "mode": "SSB/CW/digital",
      "description": "WARC band for DX communication.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "12m"
    },
    {
      "name": "10 m",
      "lower_freq_mhz": 28.0,
      "upper_freq_mhz": 29.7,
      "mode": "SSB/CW/digital/FM",
      "description": "Primary HF band for daytime DX and local communication. FM simplex segment at 29.5\u201329.7 MHz.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "10m"
    },
    {
      "name": "8 m",
      "lower_freq_mhz": 40.66,
      "upper_freq_mhz": 40.7,
      "mode": "FM/SSB/CW/digital",
      "description": "Special Cayman allocation for Class A operators at 50 W PEP. Non-interference basis.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "8m"
    },
    {
      "name": "6 m",
      "lower_freq_mhz": 50.0,
      "upper_freq_mhz": 54.0,
      "mode": "SSB/CW/digital/FM",
      "description": "VHF band offering sporadic-E and other propagation modes for regional and DX communication.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "6m"
    },
    {
      "name": "4 m",
      "lower_freq_mhz": 69.9,
      "upper_freq_mhz": 70.3,
      "mode": "FM/SSB/CW/digital",
      "description": "Special amateur allocation for Class A operators at 50 W. Not an ITU Region 2 allocation.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "4m"
    },
    {
      "name": "2 m",
      "lower_freq_mhz": 144.0,
      "upper_freq_mhz": 148.0,
      "mode": "FM/SSB/CW/digital",
      "description": "Primary VHF amateur band for local repeaters, simplex, APRS, and emergency communications.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "2m"
    },
    {
      "name": "1.25 m",
      "lower_freq_mhz": 220.0,
      "upper_freq_mhz": 225.0,
      "mode": "FM/SSB/CW/digital",
      "description": "VHF band for local communication, repeaters, and simplex.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "1.25m"
    },
    {
      "name": "70 cm",
      "lower_freq_mhz": 420.0,
      "upper_freq_mhz": 440.0,
      "mode": "FM/SSB/CW/digital",
      "description": "UHF amateur operations including repeaters, simplex, and digital modes.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "70cm"
    },
    {
      "name": "33 cm",
      "lower_freq_mhz": 902.0,
      "upper_freq_mhz": 928.0,
      "mode": "digital/FM/CW",
      "description": "UHF band for digital modes, experimental, and repeater operations.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "33cm"
    },
    {
      "name": "23 cm",
      "lower_freq_mhz": 1240.0,
      "upper_freq_mhz": 1300.0,
      "mode": "digital/FM/CW/SSB",
      "description": "UHF/SHF band for digital modes, ATV, and experimental operations.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "23cm"
    },
    {
      "name": "13 cm",
      "lower_freq_mhz": 2300.0,
      "upper_freq_mhz": 2450.0,
      "mode": "digital/FM/CW/SSB",
      "description": "SHF band for digital modes and experimental operations. Overlaps Wi-Fi/RLAN at 2.4 GHz.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "13cm"
    },
    {
      "name": "9 cm",
      "lower_freq_mhz": 3300.0,
      "upper_freq_mhz": 3500.0,
      "mode": "digital/CW/SSB",
      "description": "SHF band for digital modes and experimental operations.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "9cm"
    },
    {
      "name": "5 cm",
      "lower_freq_mhz": 5650.0,
      "upper_freq_mhz": 5925.0,
      "mode": "digital/CW/SSB",
      "description": "SHF band for digital modes and experimental operations. Overlaps 5 GHz Wi-Fi/RLAN.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "5cm"
    },
    {
      "name": "3 cm",
      "lower_freq_mhz": 10000.0,
      "upper_freq_mhz": 10500.0,
      "mode": "digital/CW/SSB",
      "description": "SHF band for digital modes, microwave experiments, and narrow-band communication.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "3cm"
    },
    {
      "name": "1.2 cm",
      "lower_freq_mhz": 24000.0,
      "upper_freq_mhz": 24250.0,
      "mode": "digital/CW",
      "description": "SHF/EHF band for experimental and digital modes.",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "band",
      "band_id": "1.2cm"
    },
    {
      "name": "Grand Cayman 2 m Calling",
      "frequency_mhz": 146.52,
      "mode": "FM",
      "description": "Standard 2 m simplex calling frequency. Widely monitored by local operators.",
      "classification": "local-practice",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "local_frequency"
    },
    {
      "name": "Grand Cayman APRS",
      "frequency_mhz": 144.39,
      "mode": "APRS",
      "description": "APRS frequency. Red Bay iGate active \u2014 digipeater coverage on Grand Cayman.",
      "classification": "local-practice",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "local_frequency"
    },
    {
      "name": "Grand Cayman 70 cm CARS Calling Frequency",
      "frequency_mhz": 433.5,
      "mode": "FM",
      "description": "CARS-recommended 70 cm FM simplex calling frequency within the Cayman amateur allocation.",
      "classification": "recommended",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "local_frequency"
    },
    {
      "name": "ZF1A Grand Cayman Repeater",
      "frequency_mhz": 146.76,
      "mode": "FM",
      "offset": -0.6,
      "duplex": "minus",
      "description": "150 ft tower at Northward, Grand Cayman",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "repeater"
    },
    {
      "name": "Cayman Brac Repeater",
      "frequency_mhz": 147.3,
      "mode": "FM",
      "offset": 0.6,
      "duplex": "plus",
      "description": "Government tower, Cayman Brac",
      "classification": "legal",
      "source_id": "ofreg-table-2026",
      "review_status": "confirmed",
      "entry_type": "repeater"
    }
  ]
}