{
  "schema_version": 1,
  "projection": "envoy-agent-v1",
  "identity": {
    "title": "API 312 500 Series Mic Preamp Module 2020 - Present - Black",
    "brand": "API",
    "model": null,
    "mpn": null,
    "gtins": null,
    "handle": "gm-api-312-500-series-mic-preamp-module-api-312-500-series-mic-preamp-mod-b77b2624",
    "url": "https://envoy-music.myshopify.com/products/gm-api-312-500-series-mic-preamp-module-api-312-500-series-mic-preamp-mod-b77b2624",
    "catalog_product_id": "product_5396398db77b2624",
    "lane": "studio",
    "product_object": "500 series"
  },
  "offer": {
    "price": 930.23,
    "currency": "CAD",
    "available": true,
    "condition": "Excellent",
    "price_band": "mid",
    "source_verified_at": null
  },
  "specifications": {"type":"json","groups":[{"name":"Product facts","fields":[{"label":"Specifications Gain Range","value":"+34 dB to +69 dB (+14 dB to +49 dB with pad)","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Maximum Input Level","value":"-4 dBu (+16 dBu with pad)","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Maximum Output Level","value":"+31 dBu","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Peak LED","value":"Set to +18 dBu output level","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Output Impedance","value":"Less than 75 Ohms, transformer balanced","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Frequency Response","value":"±0.5 dB, 20 Hz to 40 kHz","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Signal to Noise Ratio","value":"120 dB","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Connections","value":"15 position .156\" sp. edge connector","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"312 Mic Preamp - API","value":"Automated Processes, Inc.","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Audio resolution","value":"40 kHz","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"}]},{"name":"Format and size","fields":[{"label":"Size","value":"1.5\" x 5.25\" x 6.75\" deep","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Weight","value":"1.5 lbs.","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Format","value":"Eurorack","source":"https:\/\/envoy-music.myshopify.com\/products\/gm-api-312-500-series-mic-preamp-module-api-312-500-series-mic-preamp-mod-b77b2624"}]},{"name":"Power","fields":[{"label":"Power Consumption","value":"±16 Volts\/DC @ 55 mA","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Power","value":"3122V 2-Channel Mic Preamp 3124V M","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"},{"label":"Current draw","value":"55 mA Size: 1","source":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/"}]}]},
  "connectivity": null,
  "power": null,
  "included_items": null,
  "required_accessories": ["appropriate cables","monitoring solution","mount or stand if relevant"],
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
    "best_for": "Players matching the published factory\/retail specs listed above.",
    "who_should_skip": null,
    "fit_notes": "Verify power, format, and connectivity against your rig before purchase; only sourced fields are listed.",
    "watchouts": "Unsourced claims are omitted. Listing-specific mods, kits, or incomplete units may not match the base model specs.",
    "verification_questions": ["Can you confirm exactly what is included in the sale and show it in current photos?","Are there any functional issues, repairs, or missing parts not shown in the listing?","Can you provide close-up photos of wear points, serial numbers, and any modifications?","Can you confirm the core specs that matter for compatibility in this setup?","Is this still available and has anything changed since the listing was posted?"]
  },
  "retrieval": {
    "summary": "API 312 500 Series Mic Preamp Module 2020 - Present - Black. API. 312 500 Series Mic Preamp Module. Pro Audio. Pro Audio \/ 500 Series Pro Audio \/ Outboard Gear \/ Microphone Preamps. available from reverb. price range 679 USD. condition Excellent. Excellent pre. Just selling to fund another purchase. I do not have the original box with this one but will pack safely for shipping.. API 312 500 Series Mic Preamp Module 2020 - Present - Black. API. 312 500 Series Mic Preamp Module. Black. Excellent. Pro Audio. Pro Audio \/ 500 Series Pro Audio \/ Outboard Gear \/ Microphone Preamps. Excellent pre. Just selling to fund another purchase. I do not have the original box with this one but will pack safely for shipping.. FrownSoundStudio's. Pittsburgh, PA, United States. tags source:reverb family:pro_audio listing_status:live brand:api model:312_500_series_mic_preamp_module category:pro_audio_500_series category:pro_audio_outboard_gear_microphone_preamps price_band:mid segment:intermediate condition:excellent has:photos",
    "agent_summary": "API 312 500 Series Mic Preamp Module is a aimed at intermediate players pro audio listing with marketplace-sourced data. API 312 500 Series Mic Preamp Module 2020 - Present - Black currently sits around 679 USD. Excellent pre. Marketplace data is richer on listing context, but it needs more buyer verification. Positioned as a realistic step-up option for players leaving starter gear. Marketplace listing quality varies by seller, so condition and included items still need verification.",
    "intent_terms": ["API 312 500 Series Mic Preamp Module 2020 - Present - Black","API","312 500 Series Mic Preamp Module","Pro Audio","Pro Audio \/ 500 Series","Pro Audio \/ Outboard Gear \/ Microphone Preamps","brand:api","category:pro_audio_500_series","category:pro_audio_outboard_gear_microphone_preamps","condition:excellent","family:pro_audio","has:photos","listing_status:live","model:312_500_series_mic_preamp_module","price_band:mid","segment:intermediate","source:reverb","brand api","category pro audio 500 series","category pro audio outboard gear microphone preamps","condition excellent","family pro audio","has photos","listing status live","model 312 500 series mic preamp module","price band mid","segment intermediate","source reverb","home-recording","content-creation","live-performance","tone-shaping","signal-chain","FrownSoundStudio's","Best suited to players who have outgrown their first setup and need a meaningful step up.","Shoppers who already understand the role of this pro audio and want a more deliberate purchase."],
    "use_cases": ["studio-recording"],
    "skill_level": "pro"
  },
  "trust": {
    "has_verified_retail_listing": true,
    "source_count": 1,
    "source_tier_mix": ["marketplace"],
    "evidence_flags": {"has_description":true,"has_images":true,"has_reviews":false,"has_specs":false,"source_count":1},
    "spec_provenance": {"specifications":{"source_url":"https:\/\/apiaudio.com\/product\/312-mic-preamp\/","method":"gear_universe_read_model","fetched":"2026-07-30"}}
  },
  "related": {
    "similar_item_ids": ["product_662db13f543a0209","product_1647a70cbddb405f","product_c6e276bde9d7c97f","product_bc8188add9a3700d"],
    "comparison_reasons": ["source_count:1","family:Pro Audio","marketplace_only","identity_confidence:0.9"]
,
    "related_products": [{ "title": "API 550A 500 Series 3-Band Equalizer Module 2007 - Present - Black", "url": "https://envoy-music.myshopify.com/products/gm-api-550a-500-series-3-band-equalizer-module-api-550a-500-series-3-band-543a0209", "handle": "gm-api-550a-500-series-3-band-equalizer-module-api-550a-500-series-3-band-543a0209" },{ "title": "API 512c 500 Series Mic Preamp", "url": "https://envoy-music.myshopify.com/products/gm-api-512c-api-512c-500-series-mic-preamp-bddb405f", "handle": "gm-api-512c-api-512c-500-series-mic-preamp-bddb405f" },{ "title": "API 500-6B HC Lunchbox 6-Slot Powered 500 Series Frame 2011 - Present - Black", "url": "https://envoy-music.myshopify.com/products/gm-api-500-6b-hc-lunchbox-6-slot-powered-500-series-frame-api-500-6b-hc-l-e9d7c97f", "handle": "gm-api-500-6b-hc-lunchbox-6-slot-powered-500-series-frame-api-500-6b-hc-l-e9d7c97f" },{ "title": "API 500-6B Lunchbox 6-Slot Powered 500 Series Frame", "url": "https://envoy-music.myshopify.com/products/gm-api-500-6b-lunchbox-6-slot-powered-500-series-frame-api-500-6b-lunchbo-d9a3700d", "handle": "gm-api-500-6b-lunchbox-6-slot-powered-500-series-frame-api-500-6b-lunchbo-d9a3700d" }]}
}