德生（Tecsun）PL-990 全波段数字调谐收音机

评测依据

• review_count：12500
• rating_avg：4.8
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• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:56:40","to":"2026-06-26 02:56:40"}
• intros：{"brand_intro":"德生是国内收音机领域的头部品牌，成立于1994年，专注研发高性能收音机与音频设备。其产品以全波段接收、高灵敏度、低噪声著称，深受广播爱好者与户外用户信赖。德生多次获得中国电子行业奖项，在短波、中波、调频及航空波段领域技术积累深厚，被誉为\"中国收音机第一品牌\"。","product_intro":"PL-990是德生旗舰级全波段数字调谐收音机，支持调频/中波/短波/长波/航空波段/单边带（SSB）接收。采用DSP芯片与同步检波技术，抗干扰能力强，音质清晰。配备大尺寸液晶屏、多功能飞梭旋钮、定时开关机及录音功能。内置18650锂电池，续航持久，适合户外、旅行及专业收听场景。","key_specs":["频率范围：调频87-108MHz / 中波522-1620kHz / 短波1711-29999kHz","接收模式：调频/中波/短波/长波/航空波段/单边带（SSB）","调谐方式：数字调谐（ETM/ATS自动搜索）","输出功率：≥500mW（内置扬声器）","电源：内置18650锂电池（3.7V/2000mAh）或外接5V USB","尺寸：约188×116×31mm / 重量：约420g"]}
• alt_products：[{"product_name":"德生（Tecsun）PL-990 全波段数字调谐收音机","brand":"德生","model":"PL-990","price":598},{"product_name":"熊猫（PANDA）T-09 全波段数字调谐收音机","brand":"熊猫","model":"T-09","price":269}]
• kol_quotes：["德生PL-990是短波爱好者的终极选择，接收性能媲美专业电台。","飞梭旋钮+大屏设计，操作体验远超同价位产品。"]
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