Ferrum HYPSOS Linear/Switching Hybrid Power SystemAll it takes is a revolution You only get one chance to make a first impression. With this idea in mind, parent company HEM set out to conquer the world with Ferrum, a new brand, into which they distilled twenty years worth of experience of designing and manufacturing audio electronics. The building block of any great audio system is the power supply, so Ferrum first turned to the lowly power supply and made it better. Ferrums First Born HYPSOS is a