{
  "schema_version": 1,
  "projection": "envoy-agent-v1",
  "identity": {
    "title": "CHANDLER LIMITED RS660 Compressor",
    "brand": "CHANDLER LIMITED",
    "model": "RS660",
    "mpn": null,
    "gtins": null,
    "handle": "ca-chandler-limited-rs660-compressor-d9f72c5b61",
    "url": "https://envoy-music.myshopify.com/products/ca-chandler-limited-rs660-compressor-d9f72c5b61",
    "catalog_product_id": "catalog:67b75ce51620",
    "lane": "studio",
    "product_object": "valve compressor limiter"
  },
  "offer": {
    "price": 5145.0,
    "currency": "CAD",
    "available": true,
    "condition": "Brand New",
    "price_band": "high",
    "source_verified_at": "2026-07-10T23:56:52Z"
  },
  "specifications": {"category":"studio","subcategory":"studio","category_path":"studio","groups":[{"id":"format","label":"Format","fields":[{"key":"product_type","label":"Product type","value":"Mono valve compressor\/limiter","display":"Mono valve compressor\/limiter","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"rack_format","label":"Rack format","value":"Two-space 19-inch rackmount","display":"Two-space 19-inch rackmount","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"channels","label":"Channels","value":"Mono, stereo-linkable","display":"Mono, stereo-linkable","source":"Chandler Limited RS660 user manual","confidence":0.9}]},{"id":"circuit","label":"Circuit","fields":[{"key":"circuit_type","label":"Circuit type","value":"Valve circuit","display":"Valve circuit","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"valves","label":"Valves","value":"1 x 6386, 1 x 6CG7, 1 x 6AL5","display":"1 x 6386, 1 x 6CG7, 1 x 6AL5","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"construction","label":"Construction","value":"Hand-built in Shell Rock, Iowa with through-hole components","display":"Hand-built in Shell Rock, Iowa with through-hole components","source":"Chandler Limited RS660 user manual","confidence":0.7}]},{"id":"i_o","label":"I\/O","fields":[{"key":"input","label":"Input","value":"XLR pin 2 hot, transformer balanced, 15 kOhm impedance","display":"XLR pin 2 hot, transformer balanced, 15 kOhm impedance","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"output","label":"Output","value":"XLR pin 2 hot, transformer balanced, selectable 200\/600 ohm impedance","display":"XLR pin 2 hot, transformer balanced, selectable 200\/600 ohm impedance","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"link","label":"Link","value":"1\/4-inch mono link connector, tip CV and sleeve 0 V","display":"1\/4-inch mono link connector, tip CV and sleeve 0 V","source":"Chandler Limited RS660 user manual","confidence":0.9}]},{"id":"controls","label":"Controls","fields":[{"key":"input_output","label":"Input output","value":"Variable input and output potentiometers, optional stepped controls","display":"Variable input and output potentiometers, optional stepped controls","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"compressor_modes","label":"Compressor modes","value":"THD, Limit and Comp switched modes","display":"THD, Limit and Comp switched modes","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"time_constant","label":"Time constant","value":"Selectable seven-position stepped switch","display":"Selectable seven-position stepped switch","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"output_impedance_switch","label":"Output impedance switch","value":"200\/600 ohm toggle switch","display":"200\/600 ohm toggle switch","source":"Chandler Limited RS660 user manual","confidence":0.9}]},{"id":"power","label":"Power","fields":[{"key":"power_supply","label":"Power supply","value":"Internal supply, preset for 120 V or 220 V region","display":"Internal supply, preset for 120 V or 220 V region","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"fuse","label":"Fuse","value":"0.25 A \/ 250 mA, 250 V SLO-BLO","display":"0.25 A \/ 250 mA, 250 V SLO-BLO","source":"Chandler Limited RS660 user manual","confidence":0.9},{"key":"warm_up","label":"Warm up","value":"10-minute warm-up recommended before passing signal","display":"10-minute warm-up recommended before passing signal","source":"Chandler Limited RS660 user manual","confidence":0.9}]}]},
  "connectivity": ["xlr"],
  "power": null,
  "included_items": null,
  "required_accessories": ["appropriate audio and data cables","compatible monitoring, mounting, or power setup"],
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
    "best_for": "Studios wanting a mono tube compressor\/limiter with transformer-balanced I\/O, stereo-link capability and Abbey Road\/EMI-style operating conventions.",
    "who_should_skip": "Users needing stereo compression in one chassis, solid-state VCA precision, digital recall, or published weight\/GTIN from accessible manufacturer data.",
    "fit_notes": "Stereo operation requires two RS660 units and a link cable; output impedance can be switched between 200 and 600 ohms.",
    "watchouts": "Power voltage is preset internally by region; verify voltage configuration before use, especially on used units. Accessible manual did not publish weight or GTIN.",
    "verification_questions": ["Which connections, drivers, operating systems, and sample rates are supported by this exact revision?","What cables, mounts, power supplies, or licenses are included?","Is the current retailer listing new stock, demo stock, open box, or special order?","Is the item still in stock at the displayed price, and what is the complete delivered cost to the intended destination?"]
  },
  "retrieval": {
    "summary": "RS660 Compressor is a recording and studio product represented by 1 current Canadian retailer offer, starting at 5145.00 CAD. Best suited to buyers who can place it within a known recording, monitoring, or signal-routing workflow. 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 computer, operating-system, I\/O, cabling, mounting, and room requirements are confirmed.",
    "agent_summary": "CHANDLER LIMITED RS660. visible colors: black, brown, white, silver. visible controls: knobs, toggle switch, push button. panel text: BAL.; COMPRESSION; INPUT; OUTPUT; LIMIT; THD; COMP; LINE; TIME CONSTANT; POWER; COMPRESSOR TYPE RS660 E.M.I LTD; EMI.",
    "intent_terms": ["studio","home_recording","content_creation","signal_chain","RS660 Compressor","CHANDLER LIMITED","Mono Compressors","verified retail listing","recording and studio product","home recording","content creation","signal chain"],
    "use_cases": ["studio-recording"],
    "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:\/\/www.bhphotovideo.com\/lit_files\/896688.pdf","method":"gear_universe_read_model","fetched":"2026-07-21"}}
  },
  "related": {
    "similar_item_ids": [],
    "comparison_reasons": ["source_count:1","lane:studio","verified retail listing_reference"]
}
}