Quote Originally Posted by Bloozcat
Spring reverb can be either tube driven or driven by solid state circuity. Tube driven reverb, much as with tube driven amplification in general, is warmer, thicker, deeper, and more organic sounding. Warm vs. sterile. Natural sounding vs. artificial that tries to sound natural. To the ear, tube driven reverb sounds much more natural. There are many solid state reverb units out there. Some sound pretty good, others awful. One thing they all seem to have in common, is in the way they all try to emulate tube driven spring reverb. That ought to tell you something right there...
Thanks Blooz, I was unaware that tube-driven reverb used springs...I guess that I thought that spring reverb was somehow string driven.

Whatever "driven" might mean.