Empirical Labs EL7 FATSO Jr.

$2,449.00 Price Tier: High-end

5.0 (4)

2 Critic Reviews

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Page last updated Jul 04, 2026

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5.0 (3)

$2,449.00 1 available New

$2,267.70 3 available Used

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Average Price: $2,358

High-end/Boutique

$100

$501+

Price Tier

In the Effects Processors category, Empirical Labs EL7 FATSO Jr. is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

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High-end

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Description

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Dive into the realm of unparalleled warmth and analog essence with the Empirical Labs EL7 FATSO Jr., a masterpiece that transcends the ordinary boundaries of studio recording gear. This stellar effects processor is your golden ticket to achieving that elusive, vintage tape sound, seamlessly blending the realms of analog depth with digital precision. Whether you're compressing, saturating, or simply infusing your tracks with the sonic character of yesteryear, the FATSO Jr. stands as a beacon of studio innovation, offering digitally controlled analog signal paths to sculpt your sound with meticulous detail.

Key Features:

Stereo analog tape simulator for authentic vintage sound
Versatile saturator and compressor with intuitive controls
Digitally controlled analog signal paths for precision tweaking
Ideal for adding warmth, texture, and depth to digital recordings
Discontinued in 2013, making it a sought-after piece for collectors and audiophiles

Product specs

Brand	Empirical Labs
Model	EL7 Fatso Jr
Finish	Black
Year	2000s
Categories	Compressors and Limiters

FAQs

What does the Empirical Labs EL7 FATSO Jr. do?: The Empirical Labs EL7 FATSO Jr. is an analog tape simulator and compressor that emulates the warmth and saturation of vintage tape and tube gear, providing engineers with classic analog sound characteristics.
Is the Empirical Labs EL7 FATSO Jr. suitable for mastering?: Yes, the EL7 FATSO Jr. is suitable for mastering thanks to its ability to add warmth and smoothness to the audio, making it ideal for enhancing the overall sound quality of a mix.
Can the EL7 FATSO Jr. be used on individual tracks?: Absolutely, the EL7 FATSO Jr. can be used on individual tracks to add character and control dynamics, offering flexibility for both mixing and tracking applications.
What are the core features of the Empirical Labs EL7 FATSO Jr.?: The core features include analog tape simulation, transformer and tube saturation emulation, and versatile compression options, making it a powerful tool for adding warmth and depth to audio.
Does the Empirical Labs EL7 FATSO Jr. require any special maintenance?: The EL7 FATSO Jr. is a solid-state device, so it does not require tube replacements or extensive maintenance, ensuring reliable performance with minimal upkeep.

Videos

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Endarker Studio Sweden

Empirical Labs EL 7 Fatso Jr demo video - Endarker Studio

Endarker Studio Sweden

Empirical Labs FATSO Jr

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Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Empirical Labs EL7 FATSO Jr..

Setup and maintenance

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Stereo balance can be tricky due to non-stepped pots; users recommend using DAW send faders for consistent signal control.
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Features and functionality

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Side chain inserts offer extensive options and flexibility for processing, expanding the unit's applications beyond direct and parallel use.
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Owners appreciate the unit's capability to smooth out harmonics, particularly enhancing vocal tracks for a polished sound.
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The unit's ability to warm up and enhance synth-generated pads is highly valued in experimental electronic and ambient genres.
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User experience

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Power cycling can slightly alter output levels, making it crucial to adjust the physical knobs for consistency rather than relying solely on DAW settings.
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Use cases and applications

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Many users find the Fatso Jr. more effective on mono channels like kick and snare, despite its potential for stereo applications.
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The FATSO Jr. is favored by artists like Rafael Anton Irisarri for achieving atmospheric and spacey textures in ambient music, despite primarily using synths.
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Synth users find the FATSO Jr. effective for adding warmth and shimmer to atmospheric pads, making it suitable for ambient and experimental music production.
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Comparisons

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While Rafael Irisarri uses the FATSO Jr., others in the genre pair it with the Millennia NSEQ-2 for enhanced sound sculpting.
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Critic Reviews

Empirical Labs: FATSO Jr model EL-7 | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.

tapeop.com

Empirical Labs' EL7 FATSO Jr. impressively bridges the warm, characterful sound of analog tape with digital convenience. Its four integrated processors - a compressor, saturation and distortion generator, warmth processor, and transformer emulator - effectively tackle digital harshness, adding warmth and richness to recordings. While the compressor alone may not justify its price tag, the synergy with other processors makes it indispensable for those seeking analog warmth in digital recordings. It's versatile, enhancing everything from acoustic guitars to vocals. Despite its high cost, its unique capabilities justify the investment for serious producers.

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Empirical Labs EL7 FATSO Jr

soundonsound.com

Empirical Labs EL7 FATSO Jr. is a standout tool for bringing analog warmth and character to digital recordings, offering a suite of effective processes like harmonic generation and compression. Its versatility shines on individual instruments, enhancing bass and guitar tones with a pleasing sonic weight. However, the front panel's cluttered design and lack of intuitive controls can be off-putting, requiring a learning curve. While it excels in adding richness and depth, care is needed to avoid over-processing, especially in mastering. Overall, a highly recommended piece for those seeking to inject analog flair into their audio projects.

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