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Warm Audio Bus-Comp 2-channel Stereo VCA Bus Compressor

Stereo VCA Bus Compressor with 5 Ratios, Side Chain Input and Filter, and Cinemag Transformers
$799.00

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Warm Audio Bus-Comp 2-channel Stereo VCA Bus Compressor
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Classic VCA Bus Compressor Design Reimagined

The mystique of old-school analog gear is undeniable, with certain pieces achieving legendary status. One of which is the classic VCA stereo bus compressor that has graced countless hit records with its characteristic mojo and unmistakable vibe. However, at Sweetwater, we know these storied units can carry hefty price tags, making them inaccessible to some home recordists and project studio owners. So, Warm Audio made it their mission to shatter the cost ceiling and put the magical sound of the classic design into as many hands as possible with the Warm Audio Bus-Comp stereo VCA bus compressor. But they didn’t stop at the original specs, adding new features and functionally to expand upon the Bus-Comp’s inspiration, including the ability to insert CineMag transformers into the signal path for added depth and color. Whether you’re using it on your front end for drum overheads, room mics, or keyboards, or on the back end to glue together your mix, the Warm Audio Bus-Comp Stereo VCA Bus Compressor is the right tool for the task.

Boutique bus compressor, ready-to-wear price

To impart the Bus-Comp with its boutique-caliber sonics, Warm Audio chose premium components, such as custom USA-made CineMag transformers and THAT Corporation VCAs. Using efficient, modern manufacturing techniques, Warm Audio removed unnecessary cost from the units, keeping the price tag low without having to compromise quality. That means you get all the vibey VCA compression at a fraction of the price!

Familiar functionality with some welcome additions

The Warm Audio Bus-Comp is deceptively simple, with six knobs for controlling Threshold, Attack, Ratio, Release, HPF, and Makeup gain. Still, it is extremely flexible and capable of handling any level of compression, from light mastering-style compression to heavy over-compressed sounds, all while retaining a musical tone. Other controls include a compressor bypass switch for quick A/B comparison, external sidechain engage, and transformers engage for adding rich harmonics and coloration to the compressed signal.

Warm Audio Bus-Comp Stereo VCA Bus Compressor Features:

  • Classic VCA bus compressor design with modern appointments
  • Premium components including CineMag transformers and THAT Corporation VCAs
  • 5 ratio settings, from 1.5:1 to 10:1
  • Attack times from 0.3 to 30 ms; Release times from 0.3 secs to 1.2 secs, plus auto-release
  • 30Hz to 185Hz highpass filter and external sidechain input
  • Compressor engage switch for quick A/B comparison
  • Insert transformers into the signal chain for added color and depth
  • Excels at gluing together a stereo mix or adding punch to overheads, room mics, and other audio sources

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Tech Specs

  • Type: VCA Compressor
  • Number of Channels: 2 (stereo, dual mono)
  • Controls: Threshold, Ratio, Attack, Release, Make-Up, Highpass Filter
  • Threshold: -20dB to +20dB
  • Ratio: 1.5:1 to 10:1
  • EQ: Highpass Filter: 30Hz, 60Hz, 105Hz, 125Hz, 185Hz
  • Frequency Response: 18Hz-22kHz
  • Inputs: 1 x XLR, 1 x 1/4"
  • Outputs: 1 x XLR, 1 x 1/4"
  • Sidechain I/O: 1 x XLR
  • Rack Spaces: 1U
  • Power Source: Standard IEC AC cable
  • Manufacturer Part Number: Bus-Comp

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Customer Reviews

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Rated 5/5

An Absolute Beast

Got to demo this unit at Blackbird Studios in January and was INSTANTLY hooked. It pulled the guitar bus to life, added heft to the drums, and tightened up the VOX in a way that I thought was impossible for an $ compressor.

It sounded so good that I bought one just two months later. I throw it on pretty much anything, as the ADSR controls are super easy to dial in to circumstance.

All in all, if it wasn't already stereo, I would be buying another one. Phenomenal unit!
Music background: Recording/Mixing Engineer, Lead Studio Tech
Rated 5/5

Sounds Awesome

This compressor is super useful, and delivers awesome analog compression. The transformer insert is a nice feature, and I leave it on all the time. I have mine as the insert of my Fusion, and these two together make a great analog master bus.
Music background: Mix Engineer
Rated 5/5

Great sounding compression!

I've been using these in my hybrid workflow for almost a year now and I really love the sound. I make electronic music and these have been sitting on my drum bus and instrument bus. On the drum bus I have ratio at 4, quickest release, then I play with the attack knob depending on the source material, but I've been liking it on the second or third slowest setting with transformers on. You can do a ton of dbs of gain reduction on this thing and it sounds great. I like the way it catches the transients from electronic drums.
Music background: guitar/strings/music production
Rated 5/5

An beautifully made compressor worth much more than it's cost...

First off, I absolutely love this thing. It's incredibly versatile and glues everything together in the stereo field... especially overheads!

Used in mono, or as a stereo unit, this thing really punches above its weight class and add shimmer and depth to anything that goes through its transformers.
The compression action is smooth and transparent.

Such a cool unit and I am very happy with my purchase.
Music background: Certification in Recording engineering
Rated 5/5

OUTSTANDING!!!!

I'm a HUGE fan of Warm Audio, I own most of their products and I can easily say this is now one of my favorites, they hit it out of the park with this unit. We added this to our mix bus chain and let me tell you, this unit is giving our studio the glue and punch that we've been missing. This thing absolutely rocks on drums, piano, etc. It gives you that very true and musical "spank" sound that everyone's always talking about. Attached is a video of us using it on this song. Do yourself a favor and grab one, you'll hear a massive difference in your audio.
Music background: Audio Engineer/Music Producer and Studio Owner at Caelum Music Production.
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