Gallien-Krueger MB 500 Bass Amplifier Head


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  • Regular price $579.00





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Get True GK Performance in a Featherweight Package - The Gallien-Krueger MB 500 Bass Amp Head

Gallien-Kruger's MB Series Heads offer optimum performance while remaining light weight and small enough to fit in the pouch of an average  gig bag. All heads feature aluminum enclosures, digital power supplies and power amplifiers as well as unique signal management circuitry, allowing them to deliver high volume while retaining punch and dynamics. Available models range from 200 watts to 800 watts and are available with a variety of solid state, all tube and discrete F.E.T. preamps.

FEATHER WEIGHT

With its switch mode power supply and Aluminum chassis, the MB 500 weighs in at only 3.75 lbs (1.7kg).

DUAL CHANNEL FLEXIBILITY

Foot switchable channel switching for on the fly volume boost or additional grind.

ULTRA PORTABLE POWER

Drops into your gig bag for effortless transport to travel dates, rehearsals and enough power for moderate size venues.

CONNECTIVITY

Balanced DI with Pre/Post and Ground Lift switches to feed the house, Foot Switch Jack, Tuner output, FX Loop for connecting outboard accessories, Headphone Output for silent practice, Line Out plus “Chain Out” to drive GK’s MBP powered cabinets. Two twist lock speaker connectors ensure reliable and safe cabinet connections.

VARIABLE Q EQUALIZER

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

HIGH TECH POWER

Switch mode power amp and supply deliver a crushing 500 Watts of cool running power.

INTELLIGENT COOLING

A temperature controlled fan keeps the amplifier cool delivering only the required amount of air, reducing noise and dust intake.

PROTECTION

Thoughtful handle design protects the front panel controls. Internal sensing circuitry will indicate problems on the power switch ring. Blue is good!



  • Feather Weight
  • Dual Channel Flexibility
  • Ultra Portable Power
  • Enhanced Connectivity
  • Variable Q Equalizer
  • High Tech Switch Mode Power Amp
  • Intelligent Cooling


OUTPUT POWER

  • 350W @ 8 Ohms
  • 500W @ 4 Ohms

INPUT SECTION

  • Maximum Input Level: 0.6V Rms
  • With -10dB pad: 1.6V Rms
  • Input Impedance: 1M Ohms
  • Send Output Impedance: 220 Ohms
  • Return Input Impedance: 50K Ohms
  • Tuner Output Impedance: 10K Ohms
  • Direct Output Impedance: 500 Ohms

EQUALIZER

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

VOICING FILTERS

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

NOISE

  •  -90 dB reference to 500W/350W, "A" Weighted

COOLING

  • Variable Speed Fan

AMPLIFIER PROTECTION

  • Full short circuit, thermal and RF protection.
  • Stable into reactive and mismatch loads.
  • Five second muted warm-up.

Manufacturer: Gallien-Krueger
Model: MB-500
Warranty: See manufacturer website for details
SKU: I247338-N-0
UPC: #836989002144
Listing ID: NA76445