Many gutarists swear on the sound of overdriven tube amps. Effect builders know this and therefore like to come up with designs that emulate the sound of such overdriven amps. These are generally called emulation or simulation effects. We already had two of these, the...
When talking about overdrive/distortion pedals the sounds of tube amps were always considered as standard. Many have tried to emulate these sounds - some with better results, some with worse. I personally think that the sound of a tube amp can't be substituted by a...
I think Brain Wampler doesn't need any introduction in the DIY community. He wrote several books and is still active on many DIY forums. He even helps out for tracing his own company's (Wampler Pedals) products. This entry is about one of his former designs...