德生 PL-990 全波段数字调频收音机

评测依据

• review_count：12500
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[0,999]
• dimension：performance
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-26 02:56:40","to":"2026-06-26 02:56:40"}
• intros：{"brand_intro":"德生（Tecsun）是中国知名的收音机品牌，成立于1994年，总部位于广东东莞。品牌专注于收音机、音响及音频设备的研发与制造，以高品质、高性价比著称。德生产品覆盖全波段收音机、数字调频收音机等，深受国内外无线电爱好者和普通消费者的喜爱，被誉为\"中国收音机行业的标杆\"。","product_intro":"德生PL-990是一款旗舰级全波段数字调频收音机，支持FM/AM/SW/LW波段，采用DSP数字信号处理技术，接收灵敏度高、抗干扰能力强。配备大尺寸液晶显示屏，支持自动搜索、存储预设频道（多达500个）、定时开关机等功能。内置双喇叭和立体声耳机输出，音质清晰饱满。机身采用金属材质，坚固耐用，适合户外旅行和居家使用。","key_specs":["波段：FM/AM/SW/LW全波段","预设频道：500个","调谐方式：数字DSP+飞梭旋钮","输出功率：1.5W×2","电源：4节AA电池或USB供电","尺寸：约190×120×35mm"]}
• alt_products：[{"product_name":"德生 PL-990 全波段数字调频收音机","brand":"德生","model":"PL-990","price":598},{"product_name":"山进 WR-22BT 台式收音机","brand":"山进","model":"WR-22BT","price":899},{"product_name":"索尼 ICF-506 便携式收音机","brand":"索尼","model":"ICF-506","price":199}]
• kol_quotes：["@收音机爱好者老王：PL-990的短波接收能力让我震惊，深夜能收到欧洲电台。","@数码评测师小陈：德生把收音机做到了极致，PL-990是2023年最值得入手的全波段机。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为PL-990是德生的经典之作，接收性能极佳，尤其在短波和中波方面表现突出。预设频道功能方便快捷，可存储大量电台。音质方面，双喇叭设计让声音更立体，低音饱满。做工扎实，金属外壳手感好。部分用户提到价格略高，但认为物有所值。总体评价为\"收音机发烧友的必备神器\"。","source_count":2}},{"source":"objective","score":96,"weight":0.5,"confidence":0.7,"details":{"dimension":"performance","rating_avg":4.8,"review_count":12500,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":12500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@收音机爱好者老王：PL-990的短波接收能力让我震惊，深夜能收到欧洲电台。","@数码评测师小陈：德生把收音机做到了极致，PL-990是2023年最值得入手的全波段机。"]}}]
• method_version：v2
• search_visual：null