力卡功放 Relacart AL-7300


上海视听网--Relacart通用专业功放系列产品:力卡功放 Relacart AL-7300

产品介绍

■8Ω Stereo Power立体声功率:300W
■4Ω Stereo Power立体声功率:450W
■8Ω Bridge Power桥接功率:900W
■Freq.Resp(+0/-03,1W/8W)频率响应:20Hz-20KHz,-3dB@100KHz
■THD+N总谐波失真:<0.05%
■S/N Ratio信噪比:>95dB
■DAMPING factor尼阻因素:300主要性能和特点:
■输入有平衡、不平衡两种方式、有立体声、单声道、桥接三种不同工作方式
■采用继电器延时电路现开机软启动特性,从而保护了扬声器免受开机的电击
■所有机型具有可靠的开机延迟、过载、过温、零飘等多重保护
■采用低噪音风扇近距离散热、温度升至105℃自动断开输出,以保护机器不受损坏,待温度降到85℃自动恢复工作
■采用高精密长寿命40点步进电位器,精确控制输出功率
■采用蕞新一点接地技术,使噪音低不可闻。
■采用大容量滤波电容
■选用优质环形,低漏磁变压器
■选用高品质音频大功率输出管
■本机印制板采用CAD蕞新电脑辅助设计软件,使电路更趋稳定可靠(中点零飘低至2mV)

SPECIFICATONS:
■8Ω Stereo Power立体声功率:300W
■4Ω Stereo Power立体声功率:450W
■8Ω Bridge Power桥接功率:900W
■Freq.Resp(+0/-03,1W/8W)频率响应:20Hz-20KHz,-3dB@100KHz
■THD+N总谐波失真:<0.05%
■Slew Rate速率:30V/μs
■S/N Ratio信噪比:>95dB
■DAMPING factor尼阻因素:300
■Input Sensitivity输入灵敏度:0.775V
■Input Imped(bal/unbal)输入阻抗(平衡/非平衡):20KΩ/10KΩ
■Protection保护:Overheat,Short Circuits,DC,Limit And Softstart过热、短路
■Crosstalk通道隔离度:>70dB

产品价格

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关于力卡Relacart

“Relacart力卡”主营品牌系列产品:各类音频会议系统,有线无线麦克风,他们核心业务是为集成商、工程商等合作伙伴提供会议室完整解决方案,为渠道经销商提供专业娱乐器材设备的渠道销售服务。

广州力卡电子有限公司创建于1994年,是集研发、生产、销售为一体的专业音响器材设备制造企业。拥有现代化厂房、先进的流水生产线、齐全的精密检测设备,构建有完善的质量保证体系,公司及产品先后通过ISO9001:2000国际质量体系认证,中国国家强制性产品3C认证。

Relacart is the company founded in 1994 by Professionals who wanted to make difference to things done before. Relacart aims at bringing things of future technology for today. Relacart is dedicated in designing, manufacturing, marketing and distribution professional audio products. We have started from Microphone, Conference System and Mixer. Now we are doing production of Digital wireless Microphone, Digital Wireless Conference System, Tour Guide System, Public Address System, Etc. We have full equipped sound test lab to provide you all type of Test and Repots. We have most advance equipments to produce Hi- end products. We are using German SMT process automatic plant in production. We have Q.C department to keep a close eye on all production line. Each products will go through Q.C Test before go for final packing. We have all advanced testing equipment such as Signal Emitter; network Analyzer, Spectrum Analyzer, Radio communications test sets, Audio Analyzer, Audi Exam System & etc.