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Recent content by nigelb

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    Trigger a monostable 555 timer at power up - every time!

    555 monostable Hi In fact I replaced the trigger switch by a 0.1uF cap and a 1M resistor in parallel, works a treat. Thanks for all the help/support, really appreciated. Nige
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    Trigger a monostable 555 timer at power up - every time!

    555 monostable circuit Hi Regards the schematic, that's a fair point, sorry. Its the Maplin's 555 Monostable Switch project, that I thought I might adapt to suit my needs, but it didn't come with a schematic, and like an idiot I didn't draw one. (I can demount the circuit, but it takes a...
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    Trigger a monostable 555 timer at power up - every time!

    555 timer monostable circuit Hi I need a small gadget for the car, where each time its powered on it lights a light for about 5 secs, then turns it off. I've robbed a Maplin circuit, and moved the 10 nF cap from pin 5 to ground, to pin 2 to ground, and now the circuit sometimes triggers on...

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