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.
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I'm designing a circuit to ring a bell using a code set by the user. When powered the circuit steps through the code which is set via DIP switches to decide where a "ding" or a space should be within the code. Each "on" position within the code actuates a modified car relay which hits...
I am building a Melody Maker.. with NE555 andCD4017 to play 6 notes melody.. using the the first 6 outputs (0-5) and ignoring remaining 4 outputs.
I need Melody to start from the first note corresponding output (o) from 4017 counting to the 6th note (output#5) then reset back to (o)
When power...
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