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/diy/ - Do It Yourself

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>> No.1447511 [View]
File: 7 KB, 400x257, 555-Variable-Astable.gif [View same] [iqdb] [saucenao] [google]
1447511

>>1447491

there are many issues.
- the 555 is wired wrong. if you google "555 astable" you'll see 1 million variations of this drawing, with pins 2 and 6 together.
- the 10K pot is wired wrong. you use one extremity and the center pin, not the 2 extremities coz the resistant is not variable between those.
- cap on pin 5 needs to be grounded. or removed. it doesnt actually do anything.
- you dont need 2 caps on pin 3. pick one or the other
- where is the transistor getting it's power from? nowhere. so it wont do anything.

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