Car Water Temperature by CA3161 CA3162

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The circuit measures the car water temperature. CA3161 , CA3162 is a counter and 7segment driver to display amount of temperature on 7segments. The temperature sensor is a diode, 1N4148. This is set near of the Car Radiator. To obtain the 5V power supply from Car Battery, you can use a LM7805, +5V low cost voltage regulator.

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This entry was posted on Tuesday, November 13th, 2007 at 5:25 pm and is filed under Automotive, meter. You can follow any responses to this entry through the RSS 2.0 feed.