This is the world of the analog trains, same as digital trains. Here you will find circuits other connections useful for operating your model trains. Most of our parts can be used for digital, too.
But this is also the world of electronics per se. Here you will soon find everything concerning electronic connections: Lighting electronics, flickerfree backlights, flickerfree passenger car lightes, controllers lamps, LEDs, warning crosses, electric drive mechanisms of all kinds, controllers for function models, remote controls - so simply everything that works with electricity.