1. Old Guitar Amplifiers Parts
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  3. GALLIEN KRUEGER MB150S-III

GALLIEN-KRUEGER MB150S-III Watts Microbass Bass Guitar Head Amplifier

Mb150s-iii Gallien-krueger Black 150 Watts Microbass Bass Guitar Amplifier Head

( Brand: Gallien-krueger ), ( Manufacturer Part Number: MB150S-III ), ( Part Type: Guitar Amplifier Head ), ( Amplifier Type: Head ), ( Impedance: 4 Ohms ), ( Suitable For: Bass Guitar ), ( Power: 150 W )

Review GALLIEN KRUEGER Black 150 Watts Microbass Bass Guitar Amplifier Head

The Gallien-Krueger MB150-III MicroBass 150W Bass Amplifier Head is a compact and powerful solution for bass players seeking a high-performance amplifier for rehearsals, recording sessions, or small gigs.

This amplifier head, designed and manufactured by Gallien-Krueger, a renowned brand in the world of professional audio equipment, boasts an impressive 150 watts of output power. This ample power ensures that your sound is heard clearly and distinctly in various environments, making it an excellent choice for both acoustic and electric basses.

The MB150-III MicroBass head is engineered with a Class D topology, which is known for its efficiency and ability to produce a clean, tight bass sound. The circuit design minimizes distortion, even at high volume levels, ensuring that your bass lines remain articulate and punchy.

This amp head features an active 3-band equalizer with semi-parametric mid control. This equalizer allows you to shape your sound to perfection by providing precise control over the bass, mid, and treble frequencies. The semi-parametric mid control offers an additional level of customization, enabling you to sculpt your tone with greater detail and nuance.

The MB150-III MicroBass also includes a built-in subharmonic generator. This feature adds an octave below your played notes, beefing up your sound and providing a fuller, richer tone. The generator can be activated or bypassed as needed, allowing you to tailor your sound to different playing styles and musical genres.

The amp head is housed in a rugged, lightweight metal chassis that is both durable and portable. Its compact size makes it an ideal choice for players who need to transport their gear frequently. Additionally, it is equipped with a balanced XLR DI output, allowing you to connect directly to a PA system or recording console without the need for a separate cabinet.

In summary, the Gallien-Krueger MB150-III MicroBass 150W Bass Amplifier Head is a versatile, high-performance amplifier that delivers a clean, powerful, and articulate bass tone. Its features, such as the active 3-band equalizer, semi-parametric mid control, built-in subharmonic generator, and compact design, make it an indispensable tool for any serious bass player.

The Gallien-Krueger MB150-III is a 150-watt microbass amplifier head designed for bass guitarists. Here are some pros and cons to help you make an informed decision about purchasing this amplifier head:

Pros:

1. High Power Output: With a power output of 150 watts, the MB150-III is capable of delivering a powerful and clear sound, making it suitable for both live performances and studio recording.

2. Compact Design: Despite its high power output, the MB150-III has a compact design, which makes it easy to transport and use in small venues or recording studios.

3. Versatile EQ: The amplifier head comes with a versatile 3-band EQ, allowing bassists to shape their tone to their preference.

4. Built-in Compressor: The MB150-III features a built-in compressor, which can help even out dynamic differences in the bass signal and add sustain to the notes.

5. DI Output: The amplifier head includes a DI output, which allows for direct connection to a mixing console or recording interface, eliminating the need for a cabinet.

Cons:

1. Expensive: The Gallien-Krueger MB150-III is a premium amplifier head, and its price tag reflects its high-end features and build quality.

2. Limited Features: While the MB150-III offers a range of features, it may not have all the bells and whistles that some more advanced or expensive amplifier heads offer.

3. No Built-in Speaker: The amplifier head does not come with a built-in speaker cabinet, so bassists will need to purchase a separate cabinet to use with the head.

Ending Conclusion:

The Gallien-Krueger MB150-III is a high-quality microbass amplifier head that delivers a powerful and clear sound. Its compact design, versatile EQ, built-in compressor, and DI output make it a great choice for bassists who need a portable and versatile amplifier head for live performances and studio recording. While it may be expensive, the MB150-III offers a range of features and build quality that justify its price tag.

Recommendation:

If you're a bassist in need of a high-power and portable amplifier head, the Gallien-Krueger MB150-III is an excellent choice. Its versatile EQ, built-in compressor, and DI output make it a versatile and flexible option for both live performances and studio recording. While it may be a significant investment, the MB150-III offers a range of features and build quality that make it a worthwhile investment for serious bassists.

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part #: mb150s prices

  • $29.27-$86.95

specifications guitoamps:

  • brand: Gallien-krueger
  • mpn: Mb150s-iii
  • part type: Guitar Amplifier Head
  • amplifier type: Head
  • impedance: 4 Ohms
  • suitable for: Bass Guitar
  • power: 150 W

general guitoamps:

  • condition: Used
  • Musical Instruments Gear > Guitars Basses > Guitar Amplifiers

shipping guitoamps:

  • class: Standard
  • transit: 4-9 Days
  • type: Calculated
  • carrier: USPS
  • cost: $43.15
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  • # reviews: 11595
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offer guitoamps:

  • started: March 8, 2026
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • best offers: True
  • options: Ship-to-home
part type: guitar amplifier head, amplifier type: head, impedance: 4 ohms, suitable for: bass guitar, power: 150 w,
category: musical instruments > guitars basses > guitar amplifiers, sku: 8777414204479713,

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