Category: Basic Analog Circuit with Eric Rosenthal

Make an LED blink with transistors instead of the LM555

Controlling a Stepper Motor with an EasyDriver and LM555 Timer

Servo Motor control with the LM555

10k resistor ; 1.5k resistor; 220k resistor; 2x 0.1 capacitor; 10 capacitor    

Breathing LED with 555 Flasher

using home made Variable Power Supply + making 555 LED Flasher blink analog

Last week I built my own variable power supply in class using the schematic below.┬áToday we checked to see that it’s working. It did!!! Then I made this…