Rockford Fosgate PMX-2 船用功放

评测依据

• review_count：198
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:10:00","to":"2026-06-26 02:10:00"}
• intros：{"brand_intro":"Rockford Fosgate 成立于1973年，是美国老牌汽车音响品牌，后拓展至船用领域。以\"Punch\"系列功放闻名，产品以高性价比、强劲低音和耐用性著称。其船用产品线采用防腐蚀涂层与不锈钢端子，深受预算有限的船主喜爱。","product_intro":"PMX-2 是一款两通道船用功放，额定功率200W，峰值400W。采用Class AB放大，音色温暖。全铝外壳经阳极氧化处理，防盐雾。内置可变低通滤波器与低音增强，适合驱动船用超低音或全频喇叭。体积紧凑，易于隐藏安装。","key_specs":["额定功率：2x100W @ 4Ω","峰值功率：400W","信噪比：>85dB","防水等级：IPX4","尺寸：200×150×45mm","重量：2.1kg"]}
• alt_products：[{"product_name":"Rockford Fosgate PMX-2 船用功放","brand":"Rockford Fosgate","model":"PMX-2","price":2799},{"product_name":"Fusion MS-RA770 船用功放","brand":"Fusion","model":"MS-RA770","price":3599},{"product_name":"Polk Audio DB+ 系列船用功放","brand":"Polk Audio","model":"DB+ 1000.5","price":4299}]
• kol_quotes：["@改装达人：PMX-2是千元级船用功放里低音最猛的，没有之一。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":82.6,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户认为其价格亲民，低音表现超出预期，适合小艇或预算有限者。做工扎实，但防水等级较低，需注意安装位置。整体评价良好，是入门级船用功放的热门选择。","source_count":0}},{"source":"objective","score":82.41733577859286,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.5,"price":2799,"wom_score":82.6}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":198,"source":"product_reviews_aggregate"}},{"source":"expert","score":76,"weight":0.15,"confidence":0.6,"details":{"kol_count":1,"scored_count":1,"sample":["@改装达人：PMX-2是千元级船用功放里低音最猛的，没有之一。"]}}]
• method_version：v2
• search_visual：null