What kind of battery?
Mike
> The diodes drop the monitored voltage by 1.2 volts.
> The device was made to monitor 12v DC batteries. Hence the need to deliberately
> drop the voltage to a range meaningful to the device. When monitoring the
> voltage with a digital meter it shows a steady 12.3 volts DC, but I'm wondering
> if (because of the alternator) the voltage is really in the form of a
> square oscillating wave. The device works 100% right until I kick the alternator
> on. Then it works about 90% of the time as expected, but randomly switches
> briefly to a flashing red display for a second then switches back to steady
> blue. I'm hoping the people who I bought the gadget from can offer a suggestion
> as to what to do if this is the cause.
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