{
  "id": "radio-echoes",
  "name": "Radio Echoes",
  "shortName": "Radio Echoes",
  "url": "https://www.radioechoes.com",
  "category": "Collector Streamer / Mirror",
  "operator": "Radio Echoes Collector Archive",
  "foundedYear": 2012,
  "auditedAt": "2026-11-01",
  "pricing": {
    "model": "free",
    "monthlyUsd": 0,
    "annualUsd": 0,
    "displayPrice": "$0 / Free",
    "billingNote": "Free collector-hosted web streaming and MP3 downloads.",
    "freeTierNote": "Full access to ~92,000 MP3 files across 2,100+ series."
  },
  "catalog": {
    "broadcastCount": 127000,
    "seriesCount": 2150,
    "distinctRecordings": 78000,
    "dateSpan": "1926–1988",
    "onlineStreamablePct": 100
  },
  "metrics": {
    "playableBroadcasts": 127000,
    "catalogBroadcasts": 127000,
    "seriesCount": 2150,
    "vttSubtitleCount": 0,
    "specCount": 4,
    "totalSpecs": 14,
    "medianBitrateKbps": 56,
    "maxBitrateKbps": 128,
    "ttfaMs": 720,
    "highCutoffHz": 5800
  },
  "audio": {
    "formats": [
      "MP3 (24–128 kbps)"
    ],
    "primaryContainer": "MP3",
    "streamingAvailable": true,
    "batchDownloadAvailable": false,
    "rssFeedsAvailable": false
  },
  "provenance": {
    "primaryMasterSource": "Aggregated collector hard drives including US, UK, Australian, and South African OTR transfers",
    "airdateMethodology": "Collector filename dates (`YYYY-MM-DD`); mixes researched logs with unverified trader estimates",
    "castAttributionMethod": "Series-level description only; no structured episode-level cast or character roles",
    "captionEngine": "None"
  },
  "specs": {
    "free_no_paywall": true,
    "no_login_required": true,
    "ad_free": true,
    "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": true
  },
  "specNotes": {
    "sha256_dedup": "No cryptographic stream deduplication; duplicate and mislabeled trader episodes appear across series.",
    "vtt_subtitles": "Zero .vtt caption tracks across 127,000+ MP3 files.",
    "schema_jsonld": "Zero Schema.org JSON-LD markup or canonical recording UUIDs."
  },
  "capabilities": {
    "primary_source_verification": {
      "level": "partial",
      "score": 45,
      "summary": "Relies on collector MP3 filename dates without primary newspaper radio log citations.",
      "evidenceQuote": "\"Dates are populated from collector file-naming conventions without primary source verification badges.\""
    },
    "cast_credit_accuracy": {
      "level": "none",
      "score": 20,
      "summary": "Series header blurbs mention main stars, but individual episode rows lack cast or character credits.",
      "evidenceQuote": "\"Episode rows display only date, episode number, title, duration, and MP3 play/download controls.\""
    },
    "vtt_transcripts": {
      "level": "none",
      "score": 0,
      "summary": "Zero WebVTT transcripts or searchable spoken dialogue.",
      "evidenceQuote": "\"No closed captions or transcripts available.\""
    },
    "master_provenance": {
      "level": "partial",
      "score": 48,
      "summary": "Wide variance in audio quality: some rare 128k collector rips sit beside muffled 24–32 kbps multi-gen cassette transfers.",
      "evidenceQuote": "\"Aggregates disparate collector sets without transfer lineage or bitrate floor enforcement.\""
    },
    "serial_continuity": {
      "level": "verified",
      "score": 80,
      "summary": "Strong coverage of long-running Australian/UK/US multi-part serials (e.g., *Speed Gibson*, *Tarzan*, *2000 Plus*) in sequential order.",
      "evidenceQuote": "\"Preserves sequential episode numbering across multi-hundred-episode Commonwealth and US serials.\""
    },
    "open_api_export": {
      "level": "none",
      "score": 20,
      "summary": "Direct single-file MP3 download links, but no public JSON API, no RSS feeds, and AJAX-paginated DOM tables.",
      "evidenceQuote": "\"Uses client-side paginated HTML views without a documented REST API or podcast RSS feeds.\""
    },
    "ad_free_playback": {
      "level": "verified",
      "score": 90,
      "summary": "Free, ad-free playback and direct MP3 downloads.",
      "evidenceQuote": "\"Free streaming and downloading with no subscription paywall or mid-roll ads.\""
    },
    "dedup_integrity": {
      "level": "partial",
      "score": 50,
      "summary": "Organized into one page per series, but retains unverified 'aka' duplicate episodes within uncertified series.",
      "evidenceQuote": "\"Single series page structure reduces container sprawl, though internal duplicate encodes persist.\""
    }
  },
  "gotchas": [
    {
      "severity": "warning",
      "title": "Zero Episode Synopses or Cast Credits on 90%+ of Catalog",
      "detail": "Most episodes show only a bare title and date string, making it impossible to verify actors, characters, or plot details without listening."
    },
    {
      "severity": "warning",
      "title": "No Transcripts, RSS Feeds, or Programmatic API",
      "detail": "Cannot subscribe to series in a podcast player or query metadata via JSON."
    }
  ],
  "links": {
    "markdownCard": "https://www.radiologs.org/data/providers/radio-echoes.md",
    "jsonCard": "https://www.radiologs.org/data/providers/radio-echoes.json",
    "comparisonHome": "https://www.radiologs.org/"
  }
}