Dumb question -    Why do amplifiers get hot or warm?  Are they specifically designed that way?  Is there some sort of audio benefit to dumping excess energy as heat?

Thanks! 

Im really new to this.   I recently bought a pair of Senn 598 headphones and the Magni/Modi amp/DAC and for the first time am beginning to understand what the fuss is about.   My question is regarding MOG streaming bit rates.  When companies say "streaming at 320kpbs", does that mean that the...

Hello -    Im a complete newbie into this world.  I have recently purchased sennheiser 598 and a Schiit Magni to drive them.  I'm tight on funds and was wondering if I could use the headphone out on my Bose Companion 5 to feed the Schiit Magni.  Is this suicide?  Would it better just to use...