Pricing and availability

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Average Price: $2,643

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$100

$501+

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Price History

Based on price data from 3 merchants for "Kush Audio UBK Fatso". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Unleash the full potential of your recordings with the Kush Audio UBK Fatso, a sophisticated and versatile 2-channel Analog Tape Simulator that brings warmth and depth to any sound. Designed as a loving upgrade to the renowned Empirical Labs FATSO, this effects processor is a dream come true for audio engineers seeking that elusive analog charm in a digital world. The UBK Fatso elevates your music with a suite of meticulously crafted presets, each offering its unique character to suit any recording session’s needs.

The UBK Fatso’s standout feature is its trio of specialized compression modes: "Splat," "Smooth," and "Glue." "Splat" provides an API console-inspired sound, perfect for adding a thick, creamy edge to vocals and electric guitars. The "Smooth" setting excels in limiting with a gentle touch, offering an all-around sweetness that cuts through peaks without over-processing your tracks. Finally, "Glue" locks bass frequencies into place, ensuring clarity and punch without overpowering the mix.

With its soft clip features modeled after tape saturation, the UBK Fatso ensures that your tracks maintain their organic feel, even when pushed to their limits. Whether you're looking to enhance your mixes or experiment with new sonic textures, the UBK Fatso stands as a testament to the art of audio processing, offering a rich palette of sounds that make it an indispensable tool in any studio.

Key Features:

  • 2-channel Analog Tape Simulator with upgraded features from Empirical Labs FATSO
  • Three distinct compression modes: "Splat," "Smooth," and "Glue"
  • Soft clip features modeled after broadband tape saturation
  • User-programmable high-frequency saturation
  • Switchable transformer circuits for added musical artifacts
  • Four linkable compression modes, including SPANK! limiter
  • Distortion indicator lights and high-resolution "DISTRESSOR" knobs
  • Sidechain output and input for EQ control
  • True bypass and switchable 110/220 volt operation

Product specs

Brand Kush Audio
Model UBK Fatso Dual-Channel Compressor with Saturation
Finish Brown
Year 2000s
Made In United States
Categories Compressors and Limiters

FAQs

What are the main features of the Kush Audio UBK Fatso?

The Kush Audio UBK Fatso is a dual-channel compressor with saturation capabilities, designed to add warmth and character to audio tracks. It offers tape-like saturation, harmonic distortion, and compression, making it ideal for enhancing mixes and individual tracks.

How does the saturation feature of the UBK Fatso affect audio?

The saturation feature on the UBK Fatso emulates the warmth and distortion of analog tape, adding richness and depth to digital recordings. This effect can enhance the harmonic content of audio, making it sound fuller and more vibrant.

Is the Kush Audio UBK Fatso suitable for mastering applications?

Yes, the UBK Fatso is suitable for mastering, as it provides precise control over compression and saturation. Its ability to add warmth and punch makes it a valuable tool for achieving a polished and cohesive final mix.

Can the UBK Fatso be used on individual instrument tracks?

Absolutely, the UBK Fatso is versatile and can be used on individual instrument tracks to add character and dynamics. It's particularly effective on drums, bass, and vocals, enhancing their presence and impact in a mix.

What type of music benefits most from the UBK Fatso's features?

The UBK Fatso is beneficial for a wide range of music styles, particularly those that benefit from analog warmth and punch, such as rock, pop, hip-hop, and electronic music. Its saturation and compression can enhance the overall texture and feel of these genres.

The House of Kush

The House of Kush

UBK Fatso by Kush Audio

Video thumbnail for UBK Fatso by Kush Audio by The House of Kush

UBK Fatso by Kush Audio

The House of Kush

The House of Kush

Video thumbnail for KuSh Audio ubk Fatso Compressor @ ZenPro Audio by ZenProAudio

KuSh Audio ubk Fatso Compressor @ ZenPro Audio

ZenProAudio

ZenProAudio

Video thumbnail for Wave Distro UBK Fatso Transforms Drums by Mike Avenaim

Wave Distro UBK Fatso Transforms Drums

Mike Avenaim

Mike Avenaim

Video thumbnail for UBK Fatso Overview Part 1 (Glue Preset) by Machine City Audio

UBK Fatso Overview Part 1 (Glue Preset)

Machine City Audio

Machine City Audio

Video thumbnail for Wave Distro UBK Fatso: Secret Weapon for Vocals, Guitar & Bass by Mike Avenaim

Wave Distro UBK Fatso: Secret Weapon for Vocals, Guitar & Bass

Mike Avenaim

Mike Avenaim

Video thumbnail for UBK FATSO Hands-On Impressions with Paul "Willie Green" Womack by wavedistribution

UBK FATSO Hands-On Impressions with Paul "Willie Green" Womack

wavedistribution

wavedistribution

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Kush Audio UBK Fatso.

Comparisons

  • Owners find the UBK Fatso hardware compressor preferable to its plugin counterpart when cost allows, appreciating the tangible differences despite difficulty in blind A-B testing.

    Source

Use cases and applications

  • The UBK Fatso is highly recommended for percussive tracks, particularly effective on drum busses, providing a rich, impactful compression.

    Source
  • The AR-1 compressor is favored for use on snares and bass, enhancing snare bus dynamics and adding saturation to bass for mix clarity.

    Source

User experience

  • Some users experience performance issues with multiple Kush plugins on modest setups, indicating potential compatibility or resource demand concerns.

    Source

Software and compatibility

  • Users appreciate the stability and low CPU usage of the UBK-1 plugin, making it a reliable choice for consistent application on drum busses.

    Source

Critic Reviews

KuSh Audio: UBK FATSO | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.

tapeop.com

The Kush Audio UBK Fatso impresses with its versatility and analog warmth, shining in both tracking and mixing scenarios. It excels in adding character and cohesion to recordings, thanks to its unique compressor settings like Splat and Smooth. While the original FATSO's compressor was finicky, the UBK Fatso's modifications make it a powerful dynamics processor. Its high price is justified by its performance, making it a must-have for those seeking analog magic. However, some may find the complexity of settings challenging without experience. Overall, it's a stellar choice for enhancing digital recordings with analog richness.

positive

Kush Audio UBK Fatso review | MusicRadar

musicradar.com

Kush Audio's UBK Fatso is hailed as a sonic powerhouse, deftly blending harmonic distortion, compression, and tape simulation to invigorate any audio. Praised for its impressive range of compression characteristics and the depth of its tape simulation effect, the UBK Fatso offers musicians a versatile tool for dynamic shaping. The unit's design encourages playful tweaking, yielding rewarding character and response variations. While it excels in adding warmth and smoothing digital harshness, caution is advised with its Warmth control to avoid over-dulling high frequencies. Despite this minor caveat, the review is overwhelmingly positive, celebrating the UBK Fatso as an essential, creative tool for both recording and mixing.

positive

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Artist usage

Add artist
See how Jonwayne uses Kush Audio UBK Fatso

Jonwayne

Rapper, Music Producer

Quakers

...
Verified via Photo

Pictured underneath an Kush Audio Electra in this interview.

https://www.xlr8r.com/gear/2013/11/in-the-studio-jonwayne/

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Kush Audio UBK Fatso, it is most commonly used with the following gear.

Kush Audio Electra EQ
Kush Audio Electra EQ Effects Processors
1

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