Phone ringing reminder
Source: InternetPublisher:张小哥 Updated: 2017/05/31
Relevant key device information applied in this article:
LM358
9014
9018
phone ringing reminder can cut off the power of the device that is playing music when a call comes in to avoid missing calls. It consists of a transmitter and a receiver. The transmitter The circuit of the receiver is shown in Figure (a), and the circuit of the receiver is shown in Figure (b).
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