We’re very proud of the high quality standard that we're able to offer thanks to our 100% Made in Italy production, state-of the-art testing and quality control facilities, and top-quality components. The Bass Tube Marker features simple and effective controls—but all you need to get a great distorted bass tone! We're confident that the Bass Tube Marker will set a new benchmark in bass distortion tone and quality.

Input: mono ¼” jack
Input impedance: 1.5 Mohm/6Vpp
Output: mono ¼” jack
Output impedance: 100 ohm/6Vpp
Drive: +47 dB (maximum gain)
Tone: from 200 Hz to 2.5kHz
Output level: 0 to max
Power requirements: DC Input +9/+12VDC or standard 9V battery*
Dimensions: 81.8 x 54.8 x 124.5 mm / 6.7” x 5.7” x 2.4”
Weight: 350 g / 0.77 lbs

* 9V battery included 

Product specifications are subject to change without notice
 

The Markbass Bass Tube Marker supplies natural amp-like distortion, from sweet overdrive to exciting distortion, and its versatility makes it useful for any musical style. It always honors the natural voice of your bass, providing very dynamic, touch-sensitive response and a large output range.