北斗星高精度铷原子钟

评测依据

• review_count：180
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 00:16:59","to":"2026-06-26 00:16:59"}
• intros：{"brand_intro":"北斗星科技是国内领先的原子钟及时间频率解决方案提供商，成立于2010年，依托北斗卫星导航系统技术优势，专注于铷原子钟、芯片原子钟的研发与制造。公司产品在通信基站、电力同步、航空航天等领域有广泛应用，曾参与多项国家重大工程。北斗星以自主核心技术和严格品控著称，其铷原子钟在稳定性和寿命方面达到国际先进水平。","product_intro":"北斗星BDX-Rb-200是一款基于铷原子跃迁原理的高精度原子钟，频率稳定度优于5×10⁻¹²/秒，具备极低的相位噪声。产品支持10MHz正弦波和1PPS脉冲输出，内置温补晶振和自动锁定功能，可在宽温范围内保持卓越性能。适用于通信网络同步、计量校准及科研实验，其小型化设计便于机架安装，是高端时间频率基准的理想选择。","key_specs":["频率稳定度：≤5×10⁻¹²/s","输出信号：10MHz正弦波、1PPS","锁定时间：<5分钟（冷启动）","工作温度：-20℃~65℃","电源：AC 220V/50Hz","尺寸：1U机箱（483×44×300mm）"]}
• alt_products：[{"product_name":"北斗星高精度铷原子钟","brand":"北斗星（Beidouxing）","model":"BDX-Rb-200","price":3200},{"product_name":"精工GPS卫星原子钟","brand":"精工（Seiko）","model":"SEIKO-GPS-01","price":2500}]
• kol_quotes：["@频率计量师：北斗星的铷钟在国产中属于第一梯队，性能稳定。","@通信工程师：用于基站同步，效果媲美进口产品。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":0,"weight":0.2,"confidence":0.8,"details":{"source":"product_specs","brand_reputation":0,"customer_satisfaction":0}},{"source":"objective","score":85.19599866622207,"weight":0.4,"confidence":0.5,"details":{"rating_avg":4.8,"price":3200,"wom_score":null}},{"source":"user_review","score":96,"weight":0.3,"confidence":1,"details":{"rating_avg":4.8,"review_count":180,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@频率计量师：北斗星的铷钟在国产中属于第一梯队，性能稳定。","@通信工程师：用于基站同步，效果媲美进口产品。"]}}]
• method_version：v2
• search_visual：null