Pricing and availability

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Average Price: $2,859

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$100

$501+

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Price History

Based on price data from 1 merchant for "IGS Audio Tubecore Vari-Mu Compressor". Prices shown reflect NEW condition. Tracking began Apr 19, 2026.

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Description

Elevate your studio's sonic capabilities with the IGS Audio Tubecore Vari-Mu Compressor, a tool designed to enhance the depth and warmth of your audio projects. Rooted in the classic vari-mu topology, this stereo mastering compressor delivers a rich, analog character that is both detailed and versatile. It's equipped with a fully symmetric transformer, ensuring pristine signal integrity and dynamics that breathe life into your mixes.

The Tubecore offers a suite of intuitive features, including a switchable high-pass filter in the sidechain for precise control over low-frequency response. Its parallel compression capabilities, via the MIX button, allow you to blend uncompressed signals back into the mix, maintaining clarity while enhancing presence. With separately adjustable attack and release times, you can tailor the compressor's response to fit any musical context, whether it's tight and punchy or smooth and flowing.

For those who love tweaking and customization, the Tubecore comes with user-replaceable tubes and MID/SIDE functionality, expanding your creative possibilities. The precision of 24-step Elma switches gives you consistent, repeatable settings, making it easy to dial in the perfect sound every time. With balanced XLR inputs and outputs, the Tubecore integrates seamlessly into any professional setup, while the VU meter offers a visual representation of your compression levels.

Key Features:

  • Based on classic vari-mu topology
  • Fully symmetric transformer
  • Switchable high-pass filter in the sidechain
  • Parallel compression (MIX button)
  • Independently adjustable attack and release
  • User-replaceable tubes
  • VU meter
  • 24-step Elma switches
  • MID/SIDE functionality
  • Balanced XLR input and output
  • External power supply
  • 19"/ 3U housing design
IGS Audio

IGS Audio

Tubecore 3U demo

Video thumbnail for Tubecore 3U demo by IGS Audio

Tubecore 3U demo

IGS Audio

IGS Audio

Video thumbnail for IGS Audio Tubecore 3U - Video Test by MidiWareVideo

IGS Audio Tubecore 3U - Video Test

MidiWareVideo

MidiWareVideo

Video thumbnail for IGS Audio TUBECORE 3U DEMO by IGS Audio Japan by A&M GROUP OFFICIAL - TV

IGS Audio TUBECORE 3U DEMO by IGS Audio Japan

A&M GROUP OFFICIAL - TV

A&M GROUP OFFICIAL - TV

Video thumbnail for The Most Incredible Mix Glue!: IGS Audio Tubecore 3U by SX Pro

The Most Incredible Mix Glue!: IGS Audio Tubecore 3U

SX Pro

SX Pro

Video thumbnail for Tubecore 3U Bypass vs DRY by IGS Audio

Tubecore 3U Bypass vs DRY

IGS Audio

IGS Audio

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about IGS Audio Tubecore Vari-Mu Compressor.

Comparisons

  • The IGS Tubecore is noted for a low mid boost, which may not suit all recording chains compared to the One LA's cleaner profile.

    Source
  • The Tubecore 3U is highlighted for its faster attack and release times compared to more common vari-mu compressors, offering unique dynamic control.

    Source

Use cases and applications

  • The Tubecore is marketed more towards mix bus/mastering applications, implying it might not be optimal for leveling tasks during tracking.

    Source
  • The Tubecore 3U is capable of adding punch to a mix bus, especially beneficial when handling transients to introduce slight distortion for character.

    Source

User experience

  • Vari-mu compressors like the Tubecore provide more tube saturation during compression, contributing to a warm and wooly sound, unlike the LA-2A's glassier effects.

    Source

Features and functionality

  • Vari-mu compressors use the tube for compression, offering intrinsic tube saturation, while LA-2A types utilize tubes only for gain post-compression.

    Source
  • The IGS Tubecore 3U can add punch when used near the breakup point, where transients add a bit of distortion that may suit certain materials.

    Source

5.0 out of 5

Based on 0 Reviews and 1 Rating

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