产品描述 Product Description
LF系列功率放大器,采用东芝大功率功放管,冷却系统采用高效能的无级变速风扇,使功放在有效工作状态下达到最优的效率。全保护功能,压限、直流、短路、开关机零冲击、开机软启动。
LF series power amplifier adopts Toshiba high-power power amplifier tube, and the cooling system adopts high-efficiency stepless variable speed fan to achieve optimal efficiency under effective working conditions. Full protection function, voltage limit, DC, short circuit, zero impact of switch machine, soft start of boot.
技术参数 Technical Parameters
频率响应 Frequency response | 20Hz~20KHz(±0.5dB) |
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总谐波失真 Total harmonic distortion | <0.05% |
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转换速率 Conversion rate | 20Us |
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阻尼系数 Damping coefficient | >200@8Ω |
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动态范围 Dynamic Range | ≥90dB |
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信噪比 Signal to noise ratio | ≥90dB |
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输入灵敏度 Input sensitivity | 0.775v 1v 1.4v |
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电压增益 Voltage gain | 36dB 37.8dB 38.6dB 40.2dB |
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输入阻抗 Input resistance | 平衡balance:20K ohm
不平衡unbalanced:10K ohm |
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保护功能 Protective function | 压限、直流、短路 开关机零冲击、开机软启动 Voltage limit, DC, short circuit zero shock of switch soft start at startup |
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电源要求 Power requirement | 220V±10% 50Hz |
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规格尺寸 Standard sizes | 483*420*88(mm) |
型号/功率 Model Power
LF-525
| 250Wx2(8Ω) |
450Wx2(4Ω) |
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LF-535 | 350Wx2(8Ω)
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550Wx2(4Ω) |
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LF-545 | 450Wx2(8Ω)
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650Wx2(4Ω) |
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LF-555 | 550Wx2(8Ω) |
800Wx2(4Ω) |
应用范围 Scope of Application
全音域扩声/演出/娱乐场/会议/教学/多功能厅
Full-Range Sound Reinforcement/Performance/Casino/Conference/Teaching/Multi-function Hall
资料下载 Download
图片下载 | PDF彩页/下载 |
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