Getting my 400+ back from the shop on monday. Turned out there was a capacitor bleeding voltage from V3 into the V4 section, which is a much better deal than, a transformer dying, or something like that.
I have missed my amp over the last two weeks.
I have missed my amp over the last two weeks.
It gives the sound more punch, faster attack, a more forward sound, similar to a solid state, but at the same it has the tube warmth of the Boogie amp. It sounds sooo good. I want to encourage you 400, 400+ and Buster users to try this Radial box with your amp. I like the passive version because it does not alter the sound of your bass or amp. It just gives it a punchy, and faster forward sound. I love it. 
, but if it's for your home with no band in sight, a rig like that would be like living alone in a 10,000 square foot mansion, LOL. Having said that, if nuclear is where you want to go