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  1. J

    Kit or Project: oil pressure gauge, water temperature, voltage, battery charge

    I suppose you've seen these? http://store.qkits.com/category.cfm/CAR They seem to have a decent digital tachometer. Any one know where a newb might find an oil pressure gauge, water temperature, voltage, battery charge? I have an old Chevelle, and although it is Gino a bit I wouldn't mind...
  2. J

    RC Circuit (How?)

    I'm a 41-year old newbie. Haven't played with this stuff since I was 20. I still know a few principles. So be gentle. Here goes. I want to create an RC circuit to create yee old alternating, blinking relay. Instead of powering the relay through the coil, (pin 1) I'm juicing it through pin 4 by...
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