{
  "schema_version": 1,
  "projection": "envoy-agent-v1",
  "identity": {
    "title": "ECHO FIX EF-X3R - Silver Front Panel — Delay Pedal",
    "brand": "ECHO FIX",
    "model": "EF-X3R",
    "mpn": null,
    "gtins": null,
    "handle": "ca-echo-fix-ef-x3r-silver-front-panel-b77125780a",
    "url": "https://envoy-music.myshopify.com/products/ca-echo-fix-ef-x3r-silver-front-panel-b77125780a",
    "catalog_product_id": "catalog:d72518bb6b09",
    "lane": "pedals",
    "product_object": "rack-mounted tape echo"
  },
  "offer": {
    "price": 5187.0,
    "currency": "CAD",
    "available": true,
    "condition": "Brand New",
    "price_band": "boutique",
    "source_verified_at": "2026-07-10T23:56:52Z"
  },
  "specifications": {"category":"pedals","subcategory":"pedals","category_path":"pedals","groups":[{"id":"format","label":"Format","fields":[{"key":"product_type","label":"Product type","value":"Rack-mounted analog tape echo with BBD chorus and spring reverb","display":"Rack-mounted analog tape echo with BBD chorus and spring reverb","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"rack_format","label":"Rack format","value":"3RU 19-inch rackmount with sliding drawer system","display":"3RU 19-inch rackmount with sliding drawer system","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"front_panel_color","label":"Front panel color","value":"Silver front panel option","display":"Silver front panel option","source":"Echo Fix EF-X3R product page","confidence":0.9}]},{"id":"echo_and_effects","label":"Echo and Effects","fields":[{"key":"signal_path","label":"Signal path","value":"100% analog","display":"100% analog","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"playback_heads","label":"Playback heads","value":"Four echo playback heads including Sound on Sound head","display":"Four echo playback heads including Sound on Sound head","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"head_modes","label":"Head modes","value":"Seven head-mode combinations plus independent Sound on Sound switching","display":"Seven head-mode combinations plus independent Sound on Sound switching","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"chorus","label":"Chorus","value":"Analog BBD chorus with rate and depth controls","display":"Analog BBD chorus with rate and depth controls","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"reverb","label":"Reverb","value":"Analog spring reverb","display":"Analog spring reverb","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"tape_speed","label":"Tape speed","value":"4 IPS to 15 IPS","display":"4 IPS to 15 IPS","source":"Echo Fix EF-X3R product page","confidence":0.9}]},{"id":"i_o_and_control","label":"I\/O and Control","fields":[{"key":"audio_io","label":"Audio io","value":"Rear balanced input and output; rear direct wet output for reverb\/chorus; individual playback-head outputs","display":"Rear balanced input and output; rear direct wet output for reverb\/chorus; individual playback-head outputs","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"preamp","label":"Preamp","value":"Front-panel vintage guitar\/line FET preamp","display":"Front-panel vintage guitar\/line FET preamp","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"cv_control","label":"Cv control","value":"Motor speed and feedback level via compatible expression pedals","display":"Motor speed and feedback level via compatible expression pedals","source":"Echo Fix EF-X3R product page","confidence":0.9},{"key":"remote_switching","label":"Remote switching","value":"Remote footswitch muting for reverb, echo and chorus","display":"Remote footswitch muting for reverb, echo and chorus","source":"Echo Fix EF-X3R product page","confidence":0.9}]},{"id":"power","label":"Power","fields":[{"key":"power_supply","label":"Power supply","value":"Worldwide-compatible 100-240 V power supply","display":"Worldwide-compatible 100-240 V power supply","source":"Echo Fix EF-X3R product page","confidence":0.9}]}]},
  "connectivity": null,
  "power": null,
  "included_items": null,
  "required_accessories": ["compatible power supply or battery","instrument and patch cables"],
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
    "best_for": "Studios and guitar\/line-level rigs wanting a rackmount real-tape echo with analog chorus, spring reverb and external routing options.",
    "who_should_skip": "Users needing MIDI tempo sync, preset recall, a compact pedal format, or a low-maintenance digital delay.",
    "fit_notes": "Individual playback-head outputs support stereo routing from a mono source when panned externally through a mixer or DAW.",
    "watchouts": "Tape-loop upkeep is part of ownership; GTIN and exact dimensions beyond 3RU 19-inch rack format were not found on the accessible product page.",
    "verification_questions": ["What voltage, polarity, and current does this exact revision require?","Are the original box, power supply, and any model-specific accessories included?","Does this listing match the exact revision and finish shown in the source photos?","Is the item still in stock at the displayed price, and what is the complete delivered cost to the intended destination?"]
  },
  "retrieval": {
    "summary": "EF-X3R - Silver Front Panel is a effects and pedal represented by 1 current Canadian retailer offer, starting at 5187.00 CAD. Best suited to players who already know the effect or signal-chain role they need to fill. EnvoyMusic has verified the source price and availability signal, but has not independently verified every technical specification or US fulfillment detail. This is an verified retail listing reference, not inventory stocked or fulfilled by EnvoyMusic. Retailer price and availability can change; recheck the source before making a purchase decision. Skip it until power, bypass, input\/output, and pedalboard compatibility are confirmed for your rig.",
    "agent_summary": "Echo Fix EF-X3R. visible colors: black, silver, blue. visible controls: rotary knobs, toggle switches, push button. panel text: CHORUS ECHO EF-X3R; Echo Fix; ECHO MODE; GUITAR \/ LINE VOLUME; CHORUS RATE; CHORUS DEPTH; BASS; TREBLE; FEEDBACK; REVERB VOLUME; SPEED; ECHO VOLUME.",
    "intent_terms": ["pedals","tone_shaping","signal_chain","live_performance","EF-X3R - Silver Front Panel","ECHO FIX","Guitar\/Bass Effects","verified retail listing","effects and pedal","tone shaping","signal chain","live performance"],
    "use_cases": ["studio-recording","sound-design"],
    "skill_level": "pro"
  },
  "trust": {
    "has_verified_retail_listing": true,
    "source_count": 1,
    "source_tier_mix": ["retailer"],
    "evidence_flags": {"external_inventory":true,"source_availability":true,"source_price":true,"source_url":true,"structured_specs":false},
    "spec_provenance": {"specifications":{"source_url":"https:\/\/echofix.com\/products\/echo-fix-ef-x3r-chorus-echo-with-bbd-chorus-spring-reverb","method":"gear_universe_read_model","fetched":"2026-07-21"}}
  },
  "related": {
    "similar_item_ids": [],
    "comparison_reasons": ["source_count:1","lane:pedals","verified retail listing_reference"]
}
}