Universal Audio UAFX 1176 Compressor

The Universal Audio UAFX 1176 Compressor, sold as the 1176 Studio Compressor, is a compact single-footswitch compressor pedal that puts a digital emulation of the Urei 1176 studio compressor on a pedalboard. Universal Audio, the company that created the original 1176, built the pedal on its UAFX engine using the algorithms from its plugin emulation of the studio unit, so a player gets the behavior of the rackmount limiter in a stompbox¹²³.

It belongs to the UAFX Compacts, Universal Audio's line of smaller, more streamlined pedals launched in August 2023 alongside the Orion Tape Echo, Heavenly Plate Reverb and Evermore Studio Reverb⁴⁵. Delicious Audio's Paolo De Gregorio described it at launch as delivering "the same punchy, expressive tones of the world-renowned hardware, now in a compact stompbox"⁴.

A digital 1176 in a stompbox

The pedal is a digital unit, not an analog FET circuit. MusicRadar's review describes it as Universal Audio bringing "their acclaimed plugin emulation of the studio unit to a digital pedal," and Gearnews calls it "a digitally cloned version of the legendary UREI 1176 compressor/limiter"²⁶. Guitar.com's buying guide frames it the same way: a "studio-grade digital emulation of a legendary rackmount unit"³.

For a player, that means the pedal reproduces the algorithms of Universal Audio's studio hardware rather than recreating the original circuit with transistors. Guitar.com put it plainly: Universal Audio "managed to cram the exact algorithms of their legendary studio hardware into a compact stompbox"³. The practical difference from an analog 1176-style pedal, such as the all-analog recreations other makers have released, is that the compression here is modeled in software running on the UAFX engine¹⁴.

The pedal also includes a parallel compression mode, which blends your uncompressed dry signal back in with the compressed signal, in a compact pedalboard format⁴⁷.

Single, Dual and Sustain modes

A three-way toggle switch on the pedal selects three compression modes, which several reviewers singled out as what makes a studio limiter workable on a pedalboard⁴².

MusicRadar found the modes "a smart move to make things accessible," noting that in Single mode the pedal behaves as a traditional 1176, while Dual mode "is essentially an overdrive" once you push the input². The full control set from that review:

• Input
• Output
• Single / Dual / Sustain mode mini toggle
• Attack
• Release
• Ratio
• Bypass footswitch
• Bypass Buffer / True switch
• Parallel dry-through off and on²

Those Attack, Release and Ratio controls mirror the front panel of the original hardware, so a player who knows the rackmount unit will find the same parameters to set. For a beginner, Single mode with moderate settings is the straightforward starting point, and the mode toggle is the shortcut to more aggressive sounds²³⁴.

Power and bypass

The pedal runs on a 9V DC pedalboard isolated power supply and draws 250mA². It uses a 2.1 x 5.5 mm barrel connector, the same as standard Boss connectors¹.

Bypass is switchable between true bypass and buffered bypass⁴². The buffered option suits long cable runs or a large pedalboard where a true-bypass pedal going in and out of the chain can cause high-end loss; true bypass leaves the signal untouched when the pedal is off.

From the rackmount 1176 to the UAFX pedal

The UAFX 1176 Studio Compressor is Universal Audio's pedal take on the 1176 studio compressor, a unit the company describes as having "been a go-to for studio engineers since 1967"²⁴. Universal Audio, creators of the original 1176 compressor, built the pedal on its plugin emulation of the studio unit, bringing that emulation to a pedalboard format².

The pedal belongs to Universal Audio's UAFX Compacts, a line of smaller and more streamlined pedals⁴. It was one of the four latest pedals from UAFX⁶, and it delivers the same punchy, expressive tones of the hardware in a compact emulation of the classic unit⁷. The pedal sits alongside the larger UAFX Max Preamp & Dual Compressor in the company's compressor offerings, and Universal Audio also makes a Teletronix LA-2A Studio Compressor pedal emulating the other classic studio compressor.

The 1176 Studio Compressor takes the digital route to the classic hardware: it is a compact emulation built on Universal Audio's plugin version of the studio unit, rather than an analog circuit recreation of the original²⁴³. Reviewers have framed this as its core appeal, with one describing it as offering "uncompromising, studio-grade digital emulation of a legendary rackmount unit without dropping thousands of dollars"³.

What reviewers said

On overall value and quality, one reviewer's verdict was blunt: "If you want uncompromising, studio-grade digital emulation of a legendary rackmount unit without dropping thousands of dollars" on a rackmount classic, the pedal sets the benchmark³. That view frames the 1176 Studio Compressor as a way to get the studio unit's behavior in pedal form at pedal money, which is the case its maker makes for it as well³¹⁴.

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