九洲 车载ATSC数字电视天线

评测依据

• review_count：2500
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:10:57","to":"2026-06-26 02:10:57"}
• intros：{"brand_intro":"九洲集团是中国大型电子信息企业，成立于1958年，总部位于四川绵阳。公司业务涵盖数字电视设备、卫星通信、物联网等领域，是国内数字电视天线领域的领军品牌。九洲产品以技术成熟、质量稳定著称，广泛应用于广电系统及民用市场，在车载天线领域拥有多项专利。","product_intro":"九洲JZ-ATSC200是一款高性能车载ATSC天线，采用多频段接收设计，兼容VHF和UHF频段。内置高增益放大器和滤波电路，有效抑制干扰。天线外壳为铝合金材质，坚固耐用，配备可调节支架，支持车顶或行李架安装。附带10米低损耗同轴电缆，适合大型车辆如房车、巴士使用。","key_specs":["频率范围：VHF 174-216MHz / UHF 470-698MHz","增益：30dB（最大）","阻抗：75Ω","供电：DC 12V/200mA","电缆长度：10米","安装方式：支架固定"]}
• alt_products：[{"product_name":"九洲 车载ATSC数字电视天线","brand":"九洲","model":"JZ-ATSC200","price":159},{"product_name":"Kingray 车载ATSC数字电视天线","brand":"Kingray","model":"KAT-100","price":128},{"product_name":"视贝 车载ATSC数字电视天线放大器","brand":"视贝","model":"SB-ATSC05","price":109}]
• kol_quotes：["房车评测师@RV生活家：九洲这款天线是长途旅行的标配，信号稳如磐石。","电子工程师@天线老李：30dB增益在同类产品中属于顶级，适合复杂环境。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户称赞其信号接收范围广，在远郊也能稳定收看。做工扎实，铝合金外壳抗风耐腐蚀。安装稍复杂，但附有详细说明书。部分用户反映天线体积较大，不适合小型车。整体评价很高，被认为是专业级车载天线，适合对信号质量有高要求的用户。","source_count":0}},{"source":"objective","score":89.64,"weight":0.5,"confidence":0.8,"details":{"rating_avg":4.5,"review_count":2500,"wom_score":89.1}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":2500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["房车评测师@RV生活家：九洲这款天线是长途旅行的标配，信号稳如磐石。","电子工程师@天线老李：30dB增益在同类产品中属于顶级，适合复杂环境。"]}}]
• method_version：v2
• search_visual：null