Sunday, January 15, 2012

1.12.12 Schematics, Ohm's Law, Potentiomer, Switches & Relays, Square Bot


Today, I set up a circuit with three LEDS and resistors.  The resistors increased in resistance (100ohms, 1,000ohms, and 10,000ohms).  I found that the LED with the least resistance (100ohms) was illuminated the brightest and the dimmest had the highest resistance (10,000ohms).

I set up a circuit that included a potentiometer, an LED, and its necessary resistor.  The potentiometer behaved like an adjustable resistor that, when turned, made the LED go from dim to bright.

I next set up an LED circuit with two SPDT (single-pole double throw) switches in series.  When either switch was 'flipped' the LED would turn off.


 Next, I took inventory of the Square Bot assembly tool box to make sure all the parts on the list were accounted for.

 The next circuit I set up had two LEDS, one resistor, a relay, and a push button switch.  When the button is depressed the green LED is lit and the relay makes a noise.



  When the button is not depressed the red LED is lit.







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