介绍制作寻星仪简易蜂鸣报警+数码管显示+信号灯显示的方法；


1.声音洪亮......


2.寻星方便....


3.蜂鸣报警+数码管显示+信号灯显示....


4.线路简单......制作方便........


5.成本低..........

[backcolor=#ffffff]6.接线方法简洁；[/backcolor]
[backcolor=#ffffff]【蜂鸣器负极接主板地...[/backcolor][backcolor=#ffffff]正极接主板15V..[/backcolor][backcolor=#ffffff]蜂鸣器触发脚.从信号灯负极取样.....即可】[/backcolor]
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[backcolor=#ffffff]补充一下；从高放AGC取样也行.........[/backcolor]