Get Professional Performance in a Lightweight Package - The Gallien-Krueger MB 115-II 200W 1x15--" Bass Combo Amplifier

The Gallien-Krueger MB 115-II packs 200W into an ultra-light 38lb package.  Sound comes from a GK built single 15--" driver to give you great bass tone but in a combo amp that can go anywhere.

TONE SHAPING

Four band active EQ and contour based on the legendary 800RB provide extensive tone shaping capability.

ULTRA PORTABLE PERFORMANCE

Effortless transport for rehearsals and 200 watts of power through the 1x15--" speaker allow you to be heard in moderate size venues. Tough vinyl covering protected with metal corners provide lasting protection.

CONNECTIVITY

Balanced DI with pre/post switch, aux in and headphone output for silent practice plus --"chain out--" to drive GK's MBP powered enclosures.

VARIABLE Q

Inherited from the 800RB, this unique design varies the EQ bandwidth to retain a musical response even at extreme settings.

SWITCH MODE POWER

Extremely light weight switch mode power supply and power amp deliver 200W into the speaker with very little wasted heat dissipation.

PROTECTION

Internal circuitry is always on the alert to problems, indicated at the power switch ring.

DRIVER BY GK

Special driver with 2.5 inch edge wound aluminum voice coil, designed just for this cabinet, manufactured in the GK USA factory.

ULTRA LIGHT WEIGHT

Internal bracing to insure tone robbing leakage of sound through the walls of the cabinet is minimized. Plywood construction, aluminum chassis, switch mode power supply and power amp deliver 200W performance in a rugged 38lb package.

CRITICALLY DAMPED

GK's design team tuned the ports for optimum performance while coupled to the cabinets specific designed speaker.  The ports coupled with a specific jute blend of damping material provides the right amount of damping at the right frequencies, for optimum response.



  • Four Band Active EQ
  • Ultra Portable Performance
  • Custom Speaker Design
  • Enhanced Connectivity
  • Variable Q
  • Switch Mode Power
  • Internal Circuit Protection
  • Driver By GK
  • Ultra Light Weight
  • Critically Damped Construction


OUTPUT POWER

  • 200W@4 Ohms

INPUT SECTION

  • Maximum Input Level: 0.6V rms
  • Input Impedance: 1M Ohms
  • Direct Output Impedance: 500 Ohms
  • Aux-in Input Impedance: 100K Ohms

EQUALIZER

  • Bass: +/-10dB@60Hz
  • Lo-Mid: +6dB/-10dB@250Hz
  • Hi-Mid: +6dB/-10dB@1KHz
  • Treble: +/-14dB @ 7KHz

VOICING FILTERS

  • +2dB@50Hz/-10dB@500Hz/
  •  +3dB @ 7 KHz

NOISE

  • -90 dB reference to 200W, ‘A’ weighted

AMPLIFIER PROTECTION

  • Full short circuit, thermal and RF protection.
  • Stable into reactive and mismatched loads.
  • Five second muted warm up.
Manufacturer: Gallien-Krueger
Model: MB 115-II
SKU: I369934-N-1-WHXB
UPC: 836989002861

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Maryland, Virginia, and Washington DC's legendary music shop. Family-owned and operated since 1958. Buy gear the way it was meant to be bought, from a store that's been there through it all and has the vibe to prove it. We're staffed with musicians and industry experts, people that live and breathe music gear. Our mission is to help you find the right gear for your project, that thing that will bring you the most joy out of what you do. We're an authorized dealer for almost every brand, we stock items the other stores don't, so you can try before you buy. Stop by our Wheaton, MD showroom and see for yourself.

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ConditionBrand New (New)
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  • MB115-II Ultra Light 200W 1x15" Bass Combo
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Chuck Levin's Washington Music Center

Wheaton, MD, United States
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