钻石短波车载天线

评测依据

• review_count：1800
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:11:05","to":"2026-06-26 02:11:05"}
• intros：{"brand_intro":"钻石天线（Diamond Antenna）是日本第一兴商株式会社旗下品牌，创立于1970年，是全球知名的天线制造商。产品涵盖业余无线电、专业通信及广播接收领域，以精密工艺和卓越性能闻名。在中国市场拥有大量忠实用户，被视为高端车载天线的代表品牌之一。","product_intro":"钻石NR-770HB是一款双波段车载短波天线，覆盖14MHz和21MHz业余频段。采用高强度铝合金振子与镀金弹簧底座，具备优异的抗腐蚀性和机械强度。内置高效加感线圈，驻波比优化至1.3以下，发射效率高。附带可拆卸地网，适合城市和野外多种场景使用。","key_specs":["频率范围：14/21MHz","驻波比：≤1.3","阻抗：50Ω","最大功率：200W","天线长度：1.5m","接口类型：M型（UHF母头）"]}
• alt_products：[{"product_name":"钻石短波车载天线","brand":"钻石天线","model":"Diamond NR-770HB","price":299},{"product_name":"华通短波车载天线","brand":"华通","model":"HT-27M","price":168},{"product_name":"老鹰短波车载天线","brand":"老鹰天线","model":"Eagle EA-7M","price":218}]
• kol_quotes：["钻石NR-770HB是14MHz频段的车载神器，通联欧洲无压力。","做工和性能都对得起价格，HAM圈公认的标杆。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":94.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价极高，普遍认为做工精致、通联效果出色。在14MHz频段上，接收弱信号能力明显优于同类产品。多位资深HAM称赞其驻波比稳定，长时间使用无衰减。安装后外观专业，弹簧底座有效缓冲颠簸。价格略高但物有所值，适合追求性能的进阶玩家。","source_count":0}},{"source":"objective","score":95.24,"weight":0.5,"confidence":0.8,"details":{"rating_avg":4.8,"review_count":1800,"wom_score":94.1}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":1800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["钻石NR-770HB是14MHz频段的车载神器，通联欧洲无压力。","做工和性能都对得起价格，HAM圈公认的标杆。"]}}]
• method_version：v3
• search_visual：null