{
  "id": "otr-net",
  "name": "OTR.net (Old Time Radio Network)",
  "shortName": "OTR.net",
  "url": "https://www.otr.net",
  "category": "Curated Hobbyist Portal",
  "operator": "OTR.net",
  "foundedYear": 1998,
  "auditedAt": "2026-11-01",
  "pricing": {
    "model": "ad-supported",
    "monthlyUsd": 0,
    "annualUsd": 0,
    "displayPrice": "Free (Ad-Supported)",
    "billingNote": "Late-1990s web portal",
    "freeTierNote": "Low-bitrate streams"
  },
  "catalog": {
    "broadcastCount": 5200,
    "seriesCount": 110,
    "distinctRecordings": 5000,
    "dateSpan": "1932–1960",
    "onlineStreamablePct": 100
  },
  "metrics": {
    "playableBroadcasts": 5200,
    "catalogBroadcasts": 5200,
    "seriesCount": 110,
    "vttSubtitleCount": 0,
    "specCount": 2,
    "totalSpecs": 14,
    "medianBitrateKbps": 24,
    "maxBitrateKbps": 32,
    "ttfaMs": 1100,
    "highCutoffHz": 4000
  },
  "audio": {
    "formats": [
      "MP3 (16–32 kbps)"
    ],
    "primaryContainer": "MP3",
    "streamingAvailable": true,
    "batchDownloadAvailable": false,
    "rssFeedsAvailable": false
  },
  "provenance": {
    "primaryMasterSource": "1990s dial-up era RealAudio-to-MP3 transcodes",
    "airdateMethodology": "Cryptic 8-character DOS filenames",
    "castAttributionMethod": "None",
    "captionEngine": "None (0% .vtt)"
  },
  "specs": {
    "free_no_paywall": true,
    "no_login_required": true,
    "ad_free": false,
    "uuid_index": false,
    "sha256_dedup": false,
    "schema_jsonld": false,
    "podcast_rss": false,
    "open_json_api": false,
    "vtt_subtitles": false,
    "newspaper_scans": false,
    "studio_scripts": false,
    "character_roles": false,
    "lossless_et": false,
    "serial_arcs": false
  },
  "specNotes": {
    "lossless_et": "1990s dial-up era 16–32 kbps MP3 files with 4 kHz frequency ceiling."
  },
  "capabilities": {
    "primary_source_verification": {
      "level": "none",
      "score": 15,
      "summary": "Abbreviated 1990s filenames."
    },
    "cast_credit_accuracy": {
      "level": "none",
      "score": 0,
      "summary": "Zero cast credits."
    },
    "vtt_transcripts": {
      "level": "none",
      "score": 0,
      "summary": "Zero captions."
    },
    "master_provenance": {
      "level": "none",
      "score": 10,
      "summary": "Dial-up era 16–32 kbps transcodes."
    },
    "serial_continuity": {
      "level": "none",
      "score": 25,
      "summary": "Broken alphabetical/filename order."
    },
    "open_api_export": {
      "level": "none",
      "score": 5,
      "summary": "Zero structured data."
    },
    "ad_free_playback": {
      "level": "none",
      "score": 30,
      "summary": "Banner ads."
    },
    "dedup_integrity": {
      "level": "none",
      "score": 15,
      "summary": "Unreconciled legacy files."
    }
  },
  "gotchas": [
    {
      "severity": "critical",
      "title": "Dial-Up Era 16–32 kbps Audio & Cryptic Abbreviations",
      "detail": "Severely muffled audio transcoded from 1990s RealAudio files with zero metadata."
    }
  ],
  "links": {
    "markdownCard": "https://www.radiologs.org/data/providers/otr-net.md",
    "jsonCard": "https://www.radiologs.org/data/providers/otr-net.json",
    "comparisonHome": "https://www.radiologs.org/"
  }
}