NT$ 7,350
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UMA-16 v2 USB 麥克風陣列
UMA-16 v2 是一款 16 通道的 USB 麥克風陣列，具備即插即用的 USB 音訊連接。此產品搭載 XMOS 介面，非常適合用於波束成形演算法的開發或 DIY 聲學攝影機的建置。UMA-16 的系統架構由以下兩個核心元件組成：
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麥克風 PCB：配備 16 顆 Knowles PDM MEMS 麥克風，排列為均勻的矩形陣列（URA），中央留有孔洞可安裝 USB 攝影機（選配），適合聲學攝影機應用。該 PCB 是簡單的兩層設計，依照用戶手冊中的電路圖可輕鬆進行客製化。
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MCHStreamer Lite USB 介面：堆疊在麥克風陣列之上，該 XMOS XCORE 介面支援高品質的 PDM 到 PCM 轉換，並通過 USB 接口輸出所有 16 通道的原始音訊。
產品特色
- 多通道 USB 麥克風陣列，支援語音命令
- 16 通道原始音訊，便於自定義波束成形演算法開發
- 使用 Knowles SPH1668LM4H 高品質 MEMS 麥克風
- USB 到 PDM 轉換，支援多達 16 顆 PDM MEMS 麥克風
- 中央孔位供 USB 攝影機使用（不包含在內）
- 提供入門的 Matlab 代碼範例
包裝內含
- 1 x UMA-16 USB 麥克風陣列接口
- 1 x 1.5m USB miniUSB 線
- 1 x 12V 電源供應器（附 EU/UK/US 插頭）
- ASIO 驅動程式與韌體更新
應用參考
UMA-16 適合 DIY 愛好者和開發者，特別是在聲學攝影、語音辨識和波束成形等應用上。
詳細應用形式可以參考本文
詳細規格
- USB 音訊輸入：XMOS Xcore200 非同步 USB 音訊，支援最高 48 kHz，符合 USB Audio Class 2 標準
- ASIO 驅動：Windows 系統支援 ASIO 驅動，macOS 系統無需驅動
- PDM 輸入：最多可連接 16 顆 MEMS 麥克風（8 個立體聲 PDM 數據線）
- MEMS 麥克風：16 顆 SPH1668LM4H - 音響過載為 120dBSPL / 高訊噪比（SNR）為 65dB / RF 屏蔽
- ADC/DAC 取樣率與解析度：
- 解析度：24 bit
- 取樣率：8、11.025、12、16、32、44.1 或 48 kHz
- USB 接口：Mini-B 類型的 USB 接口，用於音訊串流和韌體更新
- 電源供應：USB 供電
- 尺寸（高 x 寬 x 深）：132 x 202 x 18 mm
- 安裝方式：4 個 M3 支架，用於前面板安裝
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Q4. Do I need to pay for shipping when sending products for repair?
Round-trip shipping costs for product repairs are the customer's responsibility.
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