This simple flashing light circuit is powered with 6 volts/0.5A and has a low current consumption when the light bulb is off. The flashing frequency is set by only one capacitor. Transistor T1 may be ...

While some things may be 'as simple as black and white', this has not been the case for the circuits in the brain that make it possible to distinguish black from white. The patterns of light and ...

The electronic version is also simple to make, and is a great introduction to the concept of circuits – the cornerstone of many maker projects and core knowledge for the budding robot-builder.

While some things may be 'as simple as black and white,' this has not been the case for the circuits in the brain that make it possible for you to distinguish black from white. The patterns of ...