Coming from an IT background to an AM transmitter site might leave you with a world of questions. Mark Persons explains the basics.

Simple electrical circuits are super cool, but simple series and parallel circuits are just the foundation of the much, much more complex circuits used in modern electronics.

A series circuit has all the components in one loop connected by wires, so there is only one route for current to flow. ... This simple circuit is like a one-bulb version of my fairy lights.

An airport runway lighting circuit is another example of a series circuit. Here, the secondary winding of an isolation transformer supplies each bulb. So when a filament burns out, the primary ...

Show that you know your series circuits from your parallel circuits with BBC Bitesize. BBC Homepage. Skip to content; ... This simple circuit is like a one-bulb version of my fairy lights.