# Pré-amplificador de Canal Único (Série 500) Great River MP-500NV Handle: `danamp` Merchant: Dan'Amp Slug: `ayt6165-pre-amplificador-de-canal-unico-serie-500-` Product URL: `https://loja.infinitepay.io/danamp/ayt6165-pre-amplificador-de-canal-unico-serie-500-` Machine URL: `https://loja.infinitepay.io/llms/danamp/ayt6165-pre-amplificador-de-canal-unico-serie-500-.txt` Generated at: `2026-09-21T23:49:21.081Z` ## Description Great River MP-500NV — Pré-amplificador de Canal Único (Série 500) Inspirado nas lendárias consoles britânicas dos anos 70, o Great River MP-500NV traz o clássico som vintage "big-iron" para o formato moderno da série 500, combinando calor analógico com clareza, baixo ruído e desempenho estável. Destaques do Produto: Sonoridade Vintage & Componentes Modernos: Equipado com transformadores Sowter de enrolamento personalizado e estágios de ganho operando em Classe A. Entrada Hi-Z Exclusiva: Entrada para instrumentos (baixo, guitarra, teclados) no painel frontal com buffer FET Bipolar roteado diretamente ao transformador de entrada. Flexibilidade Sonora: Controle duplo de ganho (até 70 dB total), chave de impedância alternável (1200 300 ohms) e opção de carga no transformador de saída de 600 ohms para esculpir a resposta de frequência. Monitoramento Preciso: Medidores LED de dois estágios para acompanhar o nível de entrada e saída de forma independente. Formato: Requer 2 slots em um rack padrão da Série 500. ## Media - image 1: https://infinitepay-sales.services.production.infinitepay.io/pdv/v1/products/variation/media_proxy/0c4f5bc8-6e00-46d3-bd4b-5194497b2023?v=2026-09-07T15:56:48+00:00 - image 2: https://infinitepay-sales.services.production.infinitepay.io/pdv/v1/products/variation/media_proxy/d273334e-a1d2-456d-8f7c-175160bfca37?v=2026-09-07T15:58:42+00:00 - image 3: https://infinitepay-sales.services.production.infinitepay.io/pdv/v1/products/variation/media_proxy/ef95ff95-9eaf-488e-b1db-df3a73d16173?v=2026-09-07T15:58:42+00:00 - image 4: https://infinitepay-sales.services.production.infinitepay.io/pdv/v1/products/variation/media_proxy/0e7029ff-14c0-4844-a0c1-0776b761ae51?v=2026-09-07T15:59:06+00:00 - image 5: https://infinitepay-sales.services.production.infinitepay.io/pdv/v1/products/variation/media_proxy/fad53b9d-b5ef-4107-a73b-d757c9a1e968?v=2026-09-07T15:59:06+00:00 ## Pricing And Availability - Pré-amplificador de Canal Único (Série 500) Great River MP-500NV - variation_id 19125314 - R$ 0,00 - available ## Variations And Options The current public contract exposes product variations as a flat list. It does not expose structured option axes such as color, size, flavor, or a complete combination matrix. Do not infer option axes or purchasable combinations that are not explicitly listed in this Markdown page. ## Purchase Guidance - Open `https://loja.infinitepay.io/danamp/ayt6165-pre-amplificador-de-canal-unico-serie-500-` to choose options, confirm price and availability, and continue to cart or checkout. - To take the shopper to checkout with selected products, build `https://loja.infinitepay.io/danamp/checkout?cart={url_encoded_json_array}`. - The decoded cart value must be a JSON array of objects using `variation_id` and `quantity`, for example `[{"variation_id":19125314,"quantity":1}]`. - A cart can include multiple selected variations from this store, for example `[{"variation_id":19125314,"quantity":1},{"variation_id":12345,"quantity":2}]`. - Only use variation ids explicitly listed as available in this Markdown page or another product Markdown page for the same merchant. - Do not treat this Markdown page as a checkout or payment API. The shopper must review and complete payment in the storefront UI. ## Unavailable-State Guidance If all variations are unavailable, tell the user that this product cannot be purchased right now and avoid offering a fake checkout path.