breathing

Hi everyone, I'm working on a project to make an LED that fades in and out (breathing effect) and operates on a 12V power source. I have the following components: 12v strip led 3x 3.7v batteries connected in series = 12v (with added extra voltage when fully charged resulting in 12v) BC547 NPN...

Hi There! I'm trying to ID this : The following part is used in a 3 V LED circuit, and I believe it is the part that is responsible for creating a breathing / Fading effect. We have a 3V battery source, powering a 3V, 20mA red LED. This other component is inserted between the battery and the...

Hi everybody, I’m very new to electronics - trying to make a breathing LED chaser circuit with different colored LED’s. I was hoping somebody could help me understand how this might be constructed. I want to wire 4 5mm LED’s (red, green, blue, yellow) to breathe in sequence - red breathes...