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How to Perform a Current Draw Test of Cars Starting System
… around the battery ground cables2. Make sure all lights and accessories are off and vehicle doors are closed3. Disable the ignition so the engine not start during test4. Crank the engine as you observe the tester ammeter and voltmeter (normal:200-250rpm; current draw shouldn’t exceed the maximum specified, cranking voltage should be at or above the minimum specified.5. Restore the engine to start condition and remove tester leads Results:1… 0, 4.21, 0, 1, voltmeter: 1
Do Design and Construct Yourself a Digital Thermometer
The following article will describe you with how to design and build a digital thermometer by yourself. The thermometer will show ambient temperature in degrees centigrade on a two digit LED display. There are descriptions about the circuit design of the digital thermometer and the principles it uses, how and why the components were chosen, detailed sub-section circuit of the thermometer (temperature sensor, ramp generator, comparators, clock, … 0, 3.67, 0, 1, led: 1
