电磁振荡实验套件（LC振荡电路演示仪）

评测依据

• review_count：3200
• rating_avg：4.7
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• time_range：{"from":"2026-06-26 02:53:25","to":"2026-06-26 02:53:25"}
• intros：{"brand_intro":"中科科教是国内知名的科教仪器品牌，专注于物理、化学、生物等学科实验器材的研发与生产。公司依托中科院技术背景，产品以高精度、高安全性著称，广泛应用于中小学及高校实验室。品牌注重将抽象物理原理转化为直观实验，多次获得教育装备行业创新奖。","product_intro":"本套件专为高中及大学物理电磁振荡教学设计，包含LC振荡电路板、可变电容、电感线圈、示波器接口模块、信号发生器及配套导线。可演示电磁振荡波形、谐振频率变化、阻尼振荡等核心现象。配备详细实验手册，支持学生自主搭建电路并观察波形，是物理竞赛和课堂演示的优选工具。","key_specs":["适用年级：高中/大学本科","振荡频率范围：50Hz-200kHz","电容调节范围：10pF-1000pF","电感量：0.1mH-10mH（可更换线圈）","配套示波器接口：BNC标准接口","电源：DC 5V（USB供电）"]}
• alt_products：[{"product_name":"电磁振荡实验套件（LC振荡电路演示仪）","brand":"中科科教","model":"ZK-DC-2023","price":268}]
• kol_quotes：["@物理实验王：中科这套LC套件是我见过最接近大学实验水平的教具，波形干净无杂波。","@教具测评师：可变电容手感顺滑，频率调节线性度好，强烈推荐竞赛生入手。"]
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