Crazy Tube Circuits Planet B PlusVoiced after a 70s high wattage guitar tube amp that was also used on bass guitar in rock, doom, sludge and stoner bands. Gain control provides a wide range of sounds, from big bold clean to heavy overdrive that retains clarity even at maximum settings. Use the blend control to mix the clean signal and preserve all of your precious low frequencies. The tone control only affects the overdrive signal and volume control sets the master volume of your