GJT-B系列***设备主要技术参数：型号\参数\项目适应带宽mm功率≤w适应带速≤m/s输入电压～V灵敏度≥mm重量kg外形尺寸mmABCDELL1GJT-5B500400.8～2.5220&plu***n;10%50HZφ20铁铝球105820690250410250740300GJT-6B650401251000840250410250890300GJT-8B80050160120010102504102501090300GJT-10B100050190140012402504102501320300GJT-12B120050255163014702504303001550370GJT-14B140060290183016802504303001740370GJT-16B160060350205018902504303001950370GJT-18B180065430228021202504303002180370GJT-20B200070480250023402504303002400370)