Tuning the boost switch on increase gain by 6db. This function gives players a thicker Tube Screamer sound.
Gain and Tone Control
TSA30 features Gain and 3-band Tone control which can design natural clean tone, fat distortion sound, varieties of tube sounds of Ibanez Tube Screamer Amp.
A variety of outputs allows connection with most types of speaker cabinets. Enjoy the full-tube tone of the TSA with your favorite cabinet.
You can control BOOST/NORMAL and TUBE SCREAMER ON/OFF with the footswitch (sold separately).