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Average Price: $2,172
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$49
$150+
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Based on price data from 4 merchants for "Empirical Labs Lil FrEQ". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unleash your sound's full potential with the Empirical Labs Lil FrEQ, a versatile powerhouse engineered for demanding audio professionals. This 8-section signal processor combines the precision of a parametric equalizer with the control of a de-esser, all in one compact 1U rack space. Whether you're sculpting the perfect vocal track or fine-tuning a complex mix, the Lil FrEQ stands ready, offering a seamless blend of analog warmth and cutting-edge functionality.
At the core of the Lil FrEQ are its four fully parametric EQ bands and two shelving EQs, each designed to deliver exceptionally smooth and musical boosts or cuts. The high-pass filter features a steep curve that maintains your sound's integrity just above the cutoff, while the intuitive layout with individual bypass switches for each section allows for real-time A/B testing.
The dynamic section is where the Lil FrEQ truly shines. It combines tunable filters with a soft-knee high-frequency limiter, perfect for controlling sibilance and other sharp transients. This makes it an indispensable tool for vocal tracks, snares, and bass, having been a staple on countless hit records and live performances around the globe.
The Lil FrEQ's DC-coupled circuitry ensures pristine audio quality without the aging issues associated with capacitors, promising consistent performance session after session. With inputs for both XLR and 1/4" TRS, this unit is as versatile as it is reliable.
Key Features:
- 8 processing sections including parametric EQ and de-esser
- 4 fully parametric EQ bands with individual gain, Q, and frequency controls
- High-pass filter with eight preset frequencies
- DC-coupled inputs and outputs for pure sound quality
- Dynamic EQ section with soft-knee high-frequency limiter
- XLR and 1/4" TRS inputs and outputs
- Frequency response: 5 Hz - 140 kHz
- Dynamic range: 120 dB
Product specs
| Number of Channels | 1 |
| Bypass | Yes |
| Number of Bands | 4 |
| High Pass Filter | Yes |
| Q Type | Variable |
| Boost/Cut Range | ±14 |
| Freq Range High | 0.9kHz-20kHz |
| Freq Range Hi-Mid | 0.4kHz-10kHz |
| Freq Range Lo-Mid | 100Hz-2700Hz |
| Freq Range Low | 40Hz-600Hz |
| Inputs | 1 x XLR, 1 x 1/4" TRS, 1 x 1/4" (instrument) |
| Outputs | 1 x XLR, 1 x 1/4", 1 x XLR (class A transformer) |
| Frequency Response | 3Hz-180kHz (-3dB) |
| Rack Spaces | 1U |
| Height | 1.75" |
| Width | 19" |
FAQs
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What makes the Empirical Labs Lil FrEQ unique compared to other equalizers?
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The Empirical Labs Lil FrEQ combines a parametric equalizer with a dynamic de-esser in a single unit, offering extensive frequency shaping capabilities across seven sections and covering every frequency at least twice.
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How many bands does the Empirical Labs Lil FrEQ offer for equalization?
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The Lil FrEQ provides four bands of parametric equalization, allowing precise control over a wide range of frequencies for detailed sound shaping.
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What types of inputs and outputs are available on the Lil FrEQ?
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The Lil FrEQ features 1 x XLR, 1 x 1/4" TRS, and 1 x 1/4" instrument inputs, along with 1 x XLR, 1 x 1/4", and 1 x XLR class A transformer outputs.
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Does the Empirical Labs Lil FrEQ include a high pass filter?
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Yes, the Lil FrEQ includes a high pass filter, which helps remove low-frequency noise and rumble from audio signals.
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Can the Empirical Labs Lil FrEQ be bypassed?
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Yes, the Lil FrEQ features a bypass option, allowing you to compare the processed and unprocessed signals easily.
Videos
wavedistribution
Empirical Labs Lil FrEQ Overview
Reviews
PROS
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Exceptional for capturing vintage synth sounds
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8 processing sections with distinct utility
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DI quality rivals top preamps; offers versatile outputs
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Superb on vocals; significantly reduces post-processing EQ needs
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De-esser effectively smoothens harsh sibilance
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Clean sound enhances recordings without unwanted coloration
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Compatible with other gear, like Mike-E preamp, for improved recording quality
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Saves time in mixing and editing with its effective EQ and de-esser
CONS
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Lacks the distinct inductor or tube sound some may seek
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Transformer output is the primary option, limiting variety
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Empirical Labs Lil FrEQ.
Features and functionality
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The Empirical Labs Lil FrEQ is frequently used both as a DI and for its EQ capabilities, often combined with other devices like the REDDI or Universal Audio LA 610.
Source
Comparisons
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While the REDDI is praised, it is noted to be less travel-friendly compared to the Empirical Labs Lil FrEQ, which is described as versatile both in studio and live setups.
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Use cases and applications
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The Lil FrEQ is part of a broader signal chain including the Langevin Mini Massive and API 5500 for EQ, highlighting its role in complex audio setups.
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User experience
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Owners mention using the Lil FrEQ as part of a dual-input setup, indicating its flexibility in handling multiple audio sources.
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Critic Reviews
Based on 0 Reviews and 0 Ratings
Artist usage
Add artist
This interview says James Blake uses the Empirical Labs Lil Freq for his live vocal EQ
"See that shit on the top? - LIL FREQ just blew my mind off! MAD RESPECT!! @bigknob_audio @empiricallabs"
In this photo from an interview with Amazona.de, it is confirmed that Peter Schmidt uses the Empirical Labs Lil FrEQ.
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 Empirical Labs Lil FrEQ, it is most commonly used with the following gear.
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