SHURE 舒尔 PG4 无线接收器维修手册

发布时间:2015-08-27 17:58:30  来源:   录入:   

功放电路图,dvd,调音台,维修图纸,收音头,胆机

本音响维修手册为电子版,SHURE 舒尔SHURE 舒尔 PG4 无线接收器维修手册 维修手册 共35页........The receiver incorporates Shure's patented Predictive Diversity scheme. The microprocessor's A/D input is continuously monitoring buffered
RSSI output from the TP_RSSI_A2D test point. It uses a dynamically adaptive threshold to control dual PIN diode D510, to switch between the internal antennas. The received RF signal enters an image rejection helical filter (FL510). The filter FL510 in conjunction with a discrete filter post LNA attenuates the 1st LO frequency from reaching the antenna ports. The RF signal is then down-converted with
IC520, an integrated receiver front-end chip that includes: LNA

大小:2.29 MB

格式:PDF

语言:英文 English  Service Manual

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20点

所有页面上的电路图真实有效,敬请放心下载。
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您有求图纸请在此留言。      QQ咨询:Contact Sales Contact Sales  或微信

阅读工具:PDF阅读软件 ⊙电路图解压密码:www.838dz.com (小写)

功放配件常用的有功放管(三极管),二极管,电阻,电容,集成电路,变压器,继电器,电位器,常见故障:不开机,自动关机/开机保护/电路保护,失真,杂音,音轻。音量失控,内部直观看有冒烟,发烫,炸裂。

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