Operating instructions 800rb the basics your new gk 800rb bass amplifier represents the latest advances that technology has to offer. Contained in a small lightweight package are a set of unbeatable voicing filters, a four-band equalizer, a tunable electronic crossover and a bi-amp power amplifier. ...
Instructions above, your only maintenance problems should be cleaning. We recommend a soft damp cloth and mild soap for cleaning the outside surfaces. If you are going to pack your amplifier around a lot, we recommend a road case to protect it from scratches and road wear. Road bags are available fr...