舒尔UA874WB定向天线

评测依据

• review_count：3200
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:04:28","to":"2026-06-26 02:04:28"}
• intros：{"brand_intro":"舒尔（Shure）成立于1925年，是美国专业音频设备制造商，以麦克风、无线系统和监听设备闻名全球。其产品广泛应用于演出、会议、广播及家庭娱乐领域，以稳定性和音质著称。舒尔在中国市场拥有极高品牌认知度，是专业音频领域的标杆品牌之一。","product_intro":"UA874WB是一款宽频定向天线，专为舒尔无线麦克风系统设计，可覆盖470-900MHz频段。采用对数周期偶极阵列技术，提供高增益和强抗干扰能力，有效提升信号接收距离和稳定性。配备标准话筒支架接口，安装便捷，适用于舞台演出、会议厅及KTV等复杂环境。","key_specs":["频率范围：470-900 MHz","增益：8 dBi（典型值）","阻抗：50 Ω","接口类型：BNC母头","极化方式：垂直极化","尺寸：约 280×280×30 mm"]}
• alt_products：[{"product_name":"舒尔UA874WB定向天线","brand":"舒尔","model":"UA874WB","price":1280},{"product_name":"铁三角ATW-A49宽频定向天线","brand":"铁三角","model":"ATW-A49","price":980}]
• kol_quotes：["音响工程师张工：UA874是舞台演出的'信号守护神'，断频率降低90%。","KTV设备评测师李磊：安装后包房内走动无死角，音质纯净。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":94.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其信号接收能力强大，在大型演出或KTV包间中能显著减少断频和杂音。安装简单，兼容舒尔多款无线系统。部分用户提到价格偏高，但认为物有所值。少数反馈在极端电磁干扰环境下增益略有下降，但整体稳定性优于同类产品。","source_count":0}},{"source":"objective","score":95.24,"weight":0.5,"confidence":0.8,"details":{"rating_avg":4.8,"review_count":3200,"wom_score":94.1}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":3200,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["音响工程师张工：UA874是舞台演出的'信号守护神'，断频率降低90%。","KTV设备评测师李磊：安装后包房内走动无死角，音质纯净。"]}}]
• method_version：v3
• search_visual：null