Last week I wrote about a 15 watt amplifier head. I can’t just come straight back down from those lofty heights. I am now used to the power. I’m power mad! In my search for an amp head that spoke to my metal urges, I discovered the Two-Rock Exo-15. Two-Rock is a cool name. The Exo-15 is an awesome looking head (it appears to be an all metal construction) and the videos I’ve seen make me think the amp could deliver (distorted or not). … 52 Amplifier Heads, week 4—Two-Rock Exo-15