Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I want to use a PIR motion detector to trigger a message on a HK828 voice recorder (Silicon Chip Mag Dec 2007). The PIR that I have gives a 2 second closed output via internal relay when it detects movement. First problem is 2 second is too long, the recorder circuit only reacts to a 1 second...
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