LEDCall — LED Lighting & Display Community / LED 打 CALL 社区
LED 打 CALL 社区 · Lighting, display, drivers & applications — LED lighting, display & screens, drivers & power, optics & thermal, applications. Bilingual CN+EN. LED-focused community (not a general electronics site). Not engineering, purchase, or legal advice. No politics. No fabricated LED quotes or efficacy numbers.
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Announcements / 站务公告
Forum news, bilingual rules, and official notices
Latest: 【招商】广告位刊例与首单优惠 / Advertise on LEDCall
2026-10-24 09:00 北京时间
2026-10-24 09:00 北京时间
3 threads
3 posts
3 posts
Lighting / 照明应用
General & specialty lighting — fixtures, sources, controls (not quotes as fact)
Latest: 商业照明：色温与显色怎么描述才可复用 / CCT & CRI posting tips
2026-10-26 09:30 北京时间
2026-10-26 09:30 北京时间
3 threads
3 posts
3 posts
Display / 显示与屏体
LED displays, modules, cabinets and screen system notes
Latest: 箱体拼缝与维护：发帖建议字段 / Cabinet seam & service fields
2026-10-23 14:30 北京时间
2026-10-23 14:30 北京时间
2 threads
2 posts
2 posts
Drivers & Power / 驱动与电源
LED drivers, PSUs, dimming interfaces and power integrity notes
Latest: 电源余量怎么讨论才不被来回改 / PSU headroom discussion
2026-10-23 17:00 北京时间
2026-10-23 17:00 北京时间
2 threads
2 posts
2 posts
Optics & Thermal / 光学与散热
Optics, lenses, thermal paths and derating discussion fields
Latest: 二次光学选型：先写配光意图 / Secondary optics intent first
2026-10-24 11:30 北京时间
2026-10-24 11:30 北京时间
2 threads
2 posts
2 posts
Applications / 工程与案例
Project notes, install conditions and application case fields
Latest: 户外安装：防护与接地字段提醒 / Outdoor install IP & bonding f…
2026-10-24 16:00 北京时间
2026-10-24 16:00 北京时间
2 threads
2 posts
2 posts
Chinese / 中文交流
Chinese-first talk — still LED lighting/display focused (not general electronics)
Latest: 新人提问前：三件事先自查 / Before you ask checklist
2026-10-25 15:30 北京时间
2026-10-25 15:30 北京时间
2 threads
2 posts
2 posts
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