文件名称:Audio-delay-control-circuit
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输入音频控制继电器的断开与吸合,同时通过可调可调节无音频输入后继电器的延时断开的时间,可延时时间1分钟以内。更换适当电容可延时更长时间。是protel99se画的,已经过量产,欢迎下载。-The input audio control relays to disconnect and pull, adjustable relay delay to disconnect the audio input with adjustable delay time is less than one minute. Replacement of the capacitor may delay longer. Protel99se painting, has excess capacity, are welcome to download.
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Audio delay control circuit.PCB