励精图治，再铸辉煌！天博企业12周年庆典！

2020-03-11

成功的路上洒满艰辛的汗水！12年，励精图治！天博总部，开幕典礼！致谢！专业音响行业良师益友的帮助与鼎力支持！

天博企业再次荣获2019年专业音响“十佳娱乐系统（民族）”品牌大奖！

2020-03-11

2019年11月28日，以“同心筑梦，世界品牌”为主题的2019声光视讯智联产业大会暨品牌盛会在广州香格里拉酒店举行。由慧聪音响灯光网主办，慧聪LED屏网、慧聪安防网协办，COK品牌集团独家冠名，方图集团特别赞助的COK杯·2019声光视讯智联产业大会暨品牌盛会！

Sound-absorbing cotton problem in the subwoofer cabinet

2019-01-17

Generally, the volume of a 12-inch speaker is 30 to 40 liters, but it is mainly determined by looking at the QTS (Q value) of the speaker. The formula for calculating the volume of the speaker is base

Professional analysis of acoustic frequency range and frequency response

2019-01-17

In practice, the frequency range and frequency response of the sound have always been a concern, but because of the professional segmentation knowledge, many people have a relatively one-sided underst